The whole catalogue

214 endpoints across 12 categories, from $0.003 to $1.00 per call. This table is generated from the same definitions the API runs from.

OKX Market Data — 20 endpoints from $0.003

Endpoint What it does Price
OKX Instrument Directory
GET /v1/market/instruments
List every tradable instrument on OKX for a given instrument type, with contract specifications, tick size, lot size and listing state. $0.005
OKX Instrument Details
GET /v1/market/instrument-details
Full contract specification for a single OKX instrument, including tick size, contract multiplier, settlement currency and expiry. $0.005
OKX Market Ticker
GET /v1/market/ticker
Latest traded price, best bid/ask, 24-hour open, high, low and volume for one OKX instrument. $0.003
OKX Bulk Ticker Snapshot
GET /v1/market/all-tickers
Ticker snapshot for every instrument of a given type in one call, for cross-market scanning without per-symbol requests. $0.01
OKX Index Ticker
GET /v1/market/index-ticker
Current index price and 24-hour index statistics for an OKX index. $0.003
OKX Mark Price
GET /v1/market/mark-price
Current mark price used for margining and liquidation on OKX derivatives. $0.003
OKX Order Book
GET /v1/market/orderbook
Aggregated order book for one instrument at a requested depth, with per-level size and order count. $0.005
OKX Deep Order Book
GET /v1/market/orderbook-depth
Extended order-book depth with cumulative notional at each level, for liquidity and execution analysis. $0.01
OKX Recent Trades
GET /v1/market/recent-trades
Most recent public trades for one instrument with price, size, side and timestamp. $0.005
OKX Candlesticks
GET /v1/market/candles
Historical OHLCV candles for one instrument at a chosen bar interval. $0.005
OKX Index Candlesticks
GET /v1/market/index-candles
Historical OHLC candles for an OKX index at a chosen bar interval. $0.005
OKX Mark Price Candlesticks
GET /v1/market/mark-price-candles
Historical mark-price OHLC candles, the basis for funding and liquidation analysis. $0.005
OKX 24-Hour Statistics
GET /v1/market/24h-statistics
Normalised 24-hour open, high, low, close, volume and quote volume with computed change and range percentages. $0.005
OKX Current Funding Rate
GET /v1/market/current-funding-rate
Current and next-period funding rate for a perpetual swap, with funding time. $0.003
OKX Funding Rate History
GET /v1/market/funding-rate-history
Historical realised funding rates for a perpetual swap over a requested window. $0.01
OKX Open Interest
GET /v1/market/open-interest
Current open interest in contracts and in quote currency for derivatives. $0.005
OKX Price Limits
GET /v1/market/price-limits
Current highest buy and lowest sell limit prices enforced by OKX for an instrument. $0.003
OKX Option Chain
GET /v1/market/option-chain
Full option chain for an underlying, with per-strike marks, bids, asks, open interest and volume across expiries. $0.02
OKX Option Greeks
GET /v1/market/option-greeks
Delta, gamma, theta and vega together with mark volatility for option instruments, as published by OKX. $0.02
OKX Delivery & Settlement History
GET /v1/market/delivery-settlement-history
Historical delivery and settlement prices for expiring futures and options. $0.01

More about OKX Market Data →

Market Analytics — 20 endpoints from $0.01

Endpoint What it does Price
Realised Volatility
GET /v1/analytics/realized-volatility
Close-to-close realised volatility from OKX candles, annualised, with the sample window and bar count returned alongside. $0.01
Average True Range
GET /v1/analytics/average-true-range
Wilder average true range and ATR as a percentage of price, computed from OKX candles. $0.01
Relative Strength Index
GET /v1/analytics/rsi
Wilder-smoothed RSI over a configurable period, with the raw average gain and loss components exposed. $0.01
MACD
GET /v1/analytics/macd
MACD line, signal line and histogram from exponential moving averages of OKX closes. $0.01
Bollinger Bands
GET /v1/analytics/bollinger-bands
Bollinger upper, middle and lower bands with bandwidth and %B position. $0.01
VWAP
GET /v1/analytics/vwap
Volume-weighted average price over the requested candle window, with deviation of the last close from VWAP. $0.01
Momentum Score
GET /v1/analytics/momentum-score
Composite momentum score blending rate-of-change across three horizons with a volatility adjustment. Every component is returned so the score is auditable. $0.02
Trend Strength
GET /v1/analytics/trend-strength
ADX with directional indicators plus linear-regression slope and R² of log price, giving both strength and fit quality. $0.02
Support & Resistance Levels
GET /v1/analytics/support-resistance
Support and resistance levels from fractal swing pivots clustered by proximity, each with a touch count and the bars since last test. $0.02
Funding Rate Z-Score
GET /v1/analytics/funding-z-score
Z-score of the current funding rate against its own history, identifying statistically unusual funding without asserting a trade direction. $0.01
Open Interest Change
GET /v1/analytics/open-interest-change
Absolute and percentage change in open interest over a window, aligned with the matching price change to classify build-up versus unwind. $0.01
Futures Basis
GET /v1/analytics/futures-basis
Absolute and annualised basis between a dated future and its spot or index reference, with days to expiry. $0.01
Term Structure State
GET /v1/analytics/contango-backwardation
Classifies the futures term structure as contango, backwardation or flat from the full curve of listed expiries, returning the curve used. $0.01
Liquidation Pressure
GET /v1/analytics/liquidation-pressure
Screening indicator combining open-interest change, funding extremity and realised volatility. Informational only — not a liquidation forecast. $0.02
Long/Short Imbalance
GET /v1/analytics/long-short-imbalance
Order-book and trade-flow imbalance between buy and sell pressure over recent public trades, with the sample size returned. $0.02
Order Book Imbalance
GET /v1/analytics/orderbook-imbalance
Bid/ask depth imbalance at several depth bands, exposing where book pressure sits rather than collapsing it to one number. $0.02
Slippage Estimate
GET /v1/analytics/slippage-estimate
Walks the live order book to estimate fill price, average price, slippage in basis points and depth consumed for a given notional. $0.02
Spread Monitor
GET /v1/analytics/spread-monitor
Absolute and relative bid/ask spread with top-of-book sizes and a liquidity band classification. $0.01
Correlation Matrix
POST /v1/analytics/correlation-matrix
Pearson and Spearman correlation matrix of log returns across up to twenty instruments, with the aligned sample count per pair. $0.03
Market Regime Classification
GET /v1/analytics/market-regime
Classifies the current regime (trending, ranging, volatile expansion, compression) from volatility, trend-strength and range statistics, returning every input. $0.03

More about Market Analytics →

Token & Contract Security — 20 endpoints from $0.003

Endpoint What it does Price
Token Metadata
GET /v1/security/token-metadata
ERC-20 name, symbol, decimals and total supply read directly from the contract, with the exact call results returned as evidence. $0.005
Contract Existence Check
GET /v1/security/contract-existence
Determines whether an address holds deployed bytecode, returning code size and code hash as evidence. $0.003
Proxy Pattern Detection
GET /v1/security/proxy-detection
Detects EIP-1967, EIP-1822, beacon and minimal-proxy patterns by reading the standard storage slots and matching known bytecode shapes. $0.01
Implementation Address
GET /v1/security/implementation-address
Resolves the current implementation address behind a detected proxy and reports which slot or method produced it. $0.005
Ownership Analysis
GET /v1/security/ownership-analysis
Reads owner, admin and access-control state, flags whether ownership is an EOA, a contract, or renounced to the zero address. $0.01
Mint Permission Scanner
GET /v1/security/mint-permissions
Scans deployed bytecode for mint-capable function selectors and verifies them with eth_call probes, reporting each selector found as evidence. $0.02
Pause & Blacklist Controls
GET /v1/security/pause-blacklist-controls
Detects pause, freeze, blacklist and allow-list control surfaces from bytecode selectors and live state reads. $0.02
Token Tax Indicators
GET /v1/security/token-tax-flags
Detects fee-on-transfer indicators from bytecode selectors and, where a liquidity route exists, from a simulated transfer that compares sent and received amounts. $0.02
Honeypot Screen
GET /v1/security/honeypot-screen
Simulates buy and sell paths with eth_call against a real liquidity route and reports whether the sell path reverts. Screening evidence, not a guarantee. $0.03
Source Verification Status
GET /v1/security/source-verification
Reports whether verified source is published for the contract on the block explorer, with compiler version and verification timestamp. $0.01
Bytecode Fingerprint
GET /v1/security/bytecode-fingerprint
Keccak-256 fingerprint of deployed bytecode plus the extracted function-selector set, for matching against known-good or known-bad deployments. $0.02
Holder Concentration
GET /v1/security/holder-concentration
Top-holder distribution with concentration ratios and a Herfindahl index, reporting data completeness so partial coverage is never presented as total. $0.02
Liquidity Evidence
GET /v1/security/liquidity-evidence
Locates on-chain liquidity pairs for a token and reports reserves, paired asset and pool addresses as evidence of tradability. $0.02
Token Approval Check
GET /v1/security/token-approval-check
Reads the live ERC-20 allowance a wallet has granted to a spender, with the raw and human-scaled values. $0.02
Unlimited Approval Check
GET /v1/security/unlimited-approval-check
Detects effectively-unlimited allowances against known router and spender addresses, ranked by exposure. $0.02
Wallet Token Exposure
GET /v1/security/wallet-token-exposure
Enumerates a wallet's token balances on X Layer with per-token screening flags, so risk is attributed to specific holdings. $0.03
Wallet Protocol Exposure
GET /v1/security/wallet-protocol-exposure
Maps a wallet's outstanding approvals and interactions to the protocols they expose it to, with the evidencing transactions. $0.03
Dust & Spam Token Detection
GET /v1/security/dust-token-detection
Flags dust-value and likely airdrop-spam token balances in a wallet using value thresholds and metadata heuristics. $0.01
Transaction Risk Flags
GET /v1/security/transaction-risk-flags
Decodes a transaction and flags risk patterns — unlimited approval, unverified target, proxy target, value to a contract — each with its evidence. $0.03
Combined Token Risk Score
GET /v1/security/combined-risk-score
Aggregates the individual screening checks into a weighted score with every contributing finding, its severity, its evidence and the overall data completeness. $0.05

More about Token & Contract Security →

X Layer & DeFi Intelligence — 20 endpoints from $0.005

Endpoint What it does Price
X Layer Token Directory
GET /v1/xlayer/tokens
Known ERC-20 tokens on X Layer with on-chain verified symbol, decimals and supply. $0.005
X Layer Token Details
GET /v1/xlayer/token-details
Detailed on-chain profile for one X Layer token including supply, holders where available, and discovered liquidity pairs. $0.005
X Layer Liquidity Pools
GET /v1/xlayer/pools
Discovered AMM pools on X Layer with token pair, reserves and fee tier read from the pair contracts. $0.005
X Layer New Pools
GET /v1/xlayer/new-pools
Pools created within a recent block window, from factory PairCreated/PoolCreated logs, with creation block and timestamp. $0.01
X Layer Pool Liquidity
GET /v1/xlayer/pool-liquidity
Current reserves, total value locked and reserve ratio for a specific pool, with the block the reading was taken at. $0.01
X Layer Pool Volume
GET /v1/xlayer/pool-volume
Swap volume for a pool over a block window, reconstructed from Swap event logs. $0.01
X Layer Price Impact
GET /v1/xlayer/price-impact
Price impact for a given trade size, measured by quoting the swap against live concentrated-liquidity pool state, with execution price and impact in basis points. $0.02
X Layer Swap Route Comparison
GET /v1/xlayer/swap-route-comparison
Compares quoted output across discovered pool routes for the same input amount, returning each route's hops and expected output. $0.02
X Layer Cross-Pool Spread
GET /v1/xlayer/cross-pool-spread
Price spread for the same token pair across different pools, with the reserves backing each quote. $0.02
Impermanent Loss Calculator
POST /v1/xlayer/impermanent-loss
Closed-form impermanent loss for a full-range constant-product position given entry and current prices, with the formula stated in the response. $0.01
LP APR Estimate
GET /v1/xlayer/lp-apr-estimate
Fee APR estimate for a pool from observed swap volume, fee tier and current liquidity, with the observation window and its limitations stated. $0.02
Pool Fee Yield
GET /v1/xlayer/fee-yield
Fees accrued by a pool over a block window and the resulting yield on current TVL. $0.02
X Layer Pool Health
GET /v1/xlayer/pool-health
Composite pool health from liquidity depth, reserve balance, swap activity and token screening flags, with every component returned. $0.03
X Layer New Token Monitor
GET /v1/xlayer/new-token-monitor
ERC-20 contracts deployed within a recent block window, with metadata reads and first-liquidity detection. $0.02
X Layer Large Transfer Monitor
GET /v1/xlayer/large-transfer-monitor
Transfer events above a value threshold in a block window, with sender, recipient and whether either side is a contract. $0.02
X Layer Wallet Activity Score
GET /v1/xlayer/wallet-activity-score
Activity profile for an address — transaction count, age, distinct counterparties, contract interaction share — with each measured component returned. $0.03
X Layer Gas Statistics
GET /v1/xlayer/gas-statistics
Current base fee, priority-fee percentiles and recent block gas utilisation on X Layer. $0.005
X Layer Network Health
GET /v1/xlayer/network-health
Chain head, block interval, gas utilisation and RPC responsiveness for X Layer. $0.005
X Layer New Contracts
GET /v1/xlayer/new-contracts
Contract deployments in a recent block window with deployer, code size and code hash, and whether the bytecode matches a known template. $0.02
X Layer Opportunity Ranking
GET /v1/xlayer/opportunity-ranking
Ranks pools by a transparent composite of liquidity, fee yield and activity. Informational screening output — every weight and input is disclosed. $0.03

More about X Layer & DeFi Intelligence →

Agent & Developer Utilities — 20 endpoints from $0.003

Endpoint What it does Price
JSON Validator
POST /v1/developer/json-validate
Validates a JSON document and, on failure, returns the precise line, column, byte offset and parser reason. $0.003
JSON Repair
POST /v1/developer/json-repair
Repairs malformed JSON — trailing commas, unquoted keys, single quotes, smart quotes, code fences, truncated tails — and lists every repair applied. $0.005
JSON Schema Inference
POST /v1/developer/json-schema-infer
Infers a JSON Schema (draft 2020-12) from one or more sample documents, merging types and marking fields optional when absent from any sample. $0.01
JSON Schema Validator
POST /v1/developer/json-schema-validate
Validates an instance against a supplied JSON Schema and returns every error with its instance path and schema path. $0.005
OpenAPI Linter
POST /v1/developer/openapi-lint
Lints an OpenAPI 3.x document for structural errors, missing operation IDs, undocumented responses, unresolved $refs and undeclared security. $0.02
OpenAPI Normalizer
POST /v1/developer/openapi-normalize
Normalises an OpenAPI document — resolves internal $refs, sorts keys, fills operation IDs, unifies parameter style — and reports every change. $0.02
OpenAPI to MCP Converter
POST /v1/developer/openapi-to-mcp
Converts OpenAPI operations into Model Context Protocol tool definitions with JSON Schema input, mapping path, query, header and body parameters. $0.03
MCP Manifest Validator
POST /v1/developer/mcp-manifest-validate
Validates an MCP tool manifest for required fields, name legality, schema validity and duplicate tool names. $0.02
API Response Verifier
POST /v1/developer/api-response-verify
Checks an API response against expected status, headers, content type and a JSON Schema or field assertions, returning per-assertion results. $0.01
HTTP Header Audit
POST /v1/developer/http-header-audit
Audits a supplied header set for security posture, caching correctness and content-type consistency, citing the relevant specification for each finding. $0.01
Endpoint Health Check
POST /v1/developer/endpoint-health
Performs an SSRF-guarded request to a public endpoint and reports status, timing breakdown, redirect chain and TLS summary. $0.005
Latency Test
POST /v1/developer/latency-test
Repeated timed requests to a public endpoint returning min, max, mean, median, p95 and standard deviation. $0.005
Webhook Signature Verifier
POST /v1/developer/webhook-signature-verify
Verifies HMAC webhook signatures in the Stripe, GitHub, Shopify and generic styles using constant-time comparison, with an optional timestamp tolerance. $0.005
JWT Inspector
POST /v1/developer/jwt-inspect
Decodes JWT header and claims, evaluates temporal claims, and verifies the signature only when a verification key is explicitly supplied. $0.003
UUID Generator
GET /v1/developer/uuid-generate
Generates UUID v4 or v7 identifiers from a cryptographically secure source, in canonical, compact, URN or Base32 form. $0.003
Hash & Checksum
POST /v1/developer/hash-checksum
Computes MD5, SHA-1, SHA-256, SHA-512, SHA3-256, BLAKE2b and CRC32 digests over text or base64 input, with optional expected-value comparison. $0.003
Timestamp Converter
POST /v1/developer/timestamp-convert
Converts between Unix seconds, milliseconds, ISO-8601 and named time zones, reporting the UTC offset and DST state applied. $0.003
Cron Expression Validator
POST /v1/developer/cron-validate
Validates a cron expression, explains each field in plain language and returns the next fire times in a chosen time zone. $0.003
Regex Tester
POST /v1/developer/regex-test
Tests a regular expression against sample text with named groups, spans and flags, under a hard timeout that blocks catastrophic backtracking. $0.005
Prompt Injection Heuristic
POST /v1/developer/prompt-injection-heuristic
Deterministic rule-based scan for prompt-injection patterns — instruction override, role hijack, exfiltration, delimiter escape, encoded payloads — with the matched span for every signal. No model inference involved. $0.02

More about Agent & Developer Utilities →

Document & File Utilities — 20 endpoints from $0.003

Endpoint What it does Price
File Type Detection
POST /v1/files/type-detect
Identifies the true file type from magic bytes and structure rather than the filename, returning the matched signature. $0.003
MIME Type Validation
POST /v1/files/mime-validate
Checks whether a file's declared MIME type matches its actual content signature and flags mismatches. $0.003
PDF Text Extraction
POST /v1/pdf/text-extract
Extracts text per page from a PDF with layout preservation options, reporting which pages held no extractable text. $0.03
PDF Metadata
POST /v1/pdf/metadata
Reads PDF metadata, version, page geometry, encryption state and embedded font and image inventory. $0.005
PDF Merge
POST /v1/pdf/merge
Merges several PDFs in a specified order into one document, with optional outline entries per source file. $0.02
PDF Split
POST /v1/pdf/split
Splits a PDF by page ranges, fixed chunk size or every page, returning each output part. $0.02
PDF Compression
POST /v1/pdf/compress
Reduces PDF size by recompressing images and pruning redundant objects, reporting before and after sizes. $0.03
PDF Page Count
POST /v1/pdf/page-count
Returns page count with per-page dimensions, rotation and orientation. $0.003
PDF Rotate
POST /v1/pdf/rotate
Rotates selected or all pages by 90, 180 or 270 degrees. $0.01
PDF Watermark
POST /v1/pdf/watermark
Applies a text or image watermark with configurable opacity, rotation, position and page selection. $0.02
DOCX to PDF
POST /v1/convert/docx-to-pdf
Converts a Word document to PDF. Macros and embedded scripts are never executed. $0.05
PDF to DOCX
POST /v1/convert/pdf-to-docx
Converts a PDF into an editable Word document, preserving paragraph, table and image structure where the PDF exposes it. $0.05
Image to PDF
POST /v1/convert/image-to-pdf
Combines images into a PDF with page size, orientation, margin and fit control. $0.02
PDF to Images
POST /v1/convert/pdf-to-images
Renders PDF pages to PNG, JPEG or WebP at a chosen DPI, with a page limit. $0.05
CSV Normalizer
POST /v1/convert/csv-normalize
Normalises a CSV — detects delimiter, encoding and header row, trims fields, unifies line endings, and reports rows with inconsistent column counts. $0.01
XLSX to CSV
POST /v1/convert/xlsx-to-csv
Converts a worksheet to CSV with formula values rather than formula text. Macros are never executed. $0.02
CSV to XLSX
POST /v1/convert/csv-to-xlsx
Converts CSV to a formatted XLSX workbook with typed columns, a frozen header row and auto-fitted widths. $0.02
Archive Inspector
POST /v1/files/zip-inspect
Lists archive contents with compressed and uncompressed sizes and refuses to process archives whose compression ratio or entry count indicates a bomb. $0.01
File Duplicate Detection
POST /v1/files/duplicate-detect
Groups a set of files into exact-duplicate sets by cryptographic digest and reports the reclaimable bytes. $0.01
File Checksum
POST /v1/files/checksum
Computes multiple digests over an uploaded file in a single streaming pass, with optional expected-value verification. $0.003

More about Document & File Utilities →

Image, SVG, QR & Barcode — 20 endpoints from $0.005

Endpoint What it does Price
Image Resize
POST /v1/image/resize
Resizes an image with aspect-ratio control, fit modes and high-quality Lanczos resampling. $0.01
Image Crop
POST /v1/image/crop
Crops by explicit box, aspect ratio or centred region, with bounds validated against the source dimensions. $0.01
Image Compression
POST /v1/image/compress
Compresses to a target quality or maximum byte size, reporting the achieved size and the quality actually used. $0.01
Image Format Conversion
POST /v1/image/format-convert
Converts between PNG, JPEG, WebP, AVIF, TIFF, BMP and GIF, handling alpha and colour-profile conversion explicitly. $0.01
Canvas & Background
POST /v1/image/canvas-background
Places an image on a larger canvas with a solid or transparent background, chosen gravity and padding. $0.01
EXIF Removal
POST /v1/image/exif-remove
Strips EXIF, IPTC, XMP and GPS metadata while preserving pixel data, listing every metadata block removed. $0.005
EXIF Reader
POST /v1/image/exif-read
Reads EXIF, IPTC and XMP metadata including camera, lens, exposure and — when present — GPS coordinates, which are flagged as personal data. $0.005
Perceptual Hash
POST /v1/image/perceptual-hash
Computes average, perceptual, difference and wavelet hashes for near-duplicate detection. $0.005
Image Duplicate Detection
POST /v1/image/duplicate-detect
Groups images into near-duplicate sets by perceptual-hash Hamming distance at a configurable threshold. $0.01
Dominant Colors
POST /v1/image/dominant-colors
Extracts dominant colours by k-means clustering in LAB space, with coverage share and hex, RGB and HSL values. $0.01
Brand Palette Extraction
POST /v1/image/palette
Builds a usable palette from an image — primary, secondary, accent, neutral — with WCAG contrast ratios between every pair. $0.02
WCAG Contrast Check
POST /v1/image/contrast-check
Computes the WCAG 2.2 contrast ratio between two colours and reports AA and AAA pass or fail for normal, large and non-text content. $0.005
QR Code Generator
POST /v1/qr/create
Generates a QR code with configurable error correction, size, quiet zone, colours and output format, returning the version chosen. $0.005
QR Code Decoder
POST /v1/qr/decode
Decodes every QR code found in an image, returning payload, type and the bounding box of each symbol. $0.005
Barcode Generator
POST /v1/barcode/create
Generates EAN-13, EAN-8, UPC-A, Code128, Code39, ISBN or ITF barcodes with checksum computation and validation. $0.005
Barcode Decoder
POST /v1/barcode/decode
Decodes one-dimensional barcodes from an image, returning symbology, payload and position. $0.005
Favicon Generator
POST /v1/image/favicon-generate
Produces a complete favicon set — ICO plus PNG sizes and Apple touch icons — with the HTML link tags to reference them. $0.01
SVG Sanitizer
POST /v1/svg/sanitize
Removes scripts, event handlers, external references, foreignObject and unsafe data URLs from SVG, listing every element and attribute removed. $0.01
SVG Optimizer
POST /v1/svg/optimize
Reduces SVG size by pruning metadata, collapsing precision and removing unused definitions, always applying sanitisation first. $0.01
Thumbnail Generator
POST /v1/image/thumbnail
Generates thumbnails at several sizes in one call, with smart-crop or fit mode and consistent output encoding. $0.01

More about Image, SVG, QR & Barcode →

Web & SEO Intelligence — 20 endpoints from $0.003

Endpoint What it does Price
URL Normalizer
POST /v1/web/url-normalize
Normalises a URL per RFC 3986 — case, default port, path resolution, IDN to punycode, tracking-parameter removal — and returns each component. $0.003
DNS Lookup
POST /v1/web/dns-lookup
Resolves A, AAAA, MX, NS, TXT, CNAME, SOA and CAA records with TTLs and the resolver used. $0.005
TLS Certificate Check
POST /v1/web/tls-certificate-check
Inspects the served certificate chain — subject, issuer, validity window, days remaining, SANs, key algorithm and protocol version. $0.005
Security Header Check
POST /v1/web/security-header-check
Fetches a URL and grades its security headers — HSTS, CSP, X-Frame-Options, Referrer-Policy, Permissions-Policy — with a specific remediation for each gap. $0.01
robots.txt Parser
POST /v1/web/robots-parse
Fetches and parses robots.txt, resolving whether a given path is allowed for a given user agent and returning the matching rule. $0.005
Sitemap Parser
POST /v1/web/sitemap-parse
Parses XML sitemaps and sitemap indexes, following nested indexes to a bounded depth, returning URLs with lastmod, changefreq and priority. $0.01
Broken Link Check
POST /v1/web/broken-link-check
Checks the links on a page with bounded concurrency and reports status, redirect chain and failure reason for each. $0.03
Meta Tag Extraction
POST /v1/web/meta-tags
Extracts title, description, canonical, robots, viewport, hreflang and charset, flagging missing or over-length values against SEO norms. $0.005
Open Graph Extraction
POST /v1/web/open-graph
Extracts Open Graph and Twitter Card metadata and reports which properties are required but absent for each card type. $0.005
Schema.org Extraction
POST /v1/web/schema-org
Extracts JSON-LD, Microdata and RDFa structured data, validating each item's required properties for its declared type. $0.01
Heading Structure Audit
POST /v1/web/heading-audit
Audits heading hierarchy for skipped levels, multiple H1s, empty headings and outline depth, returning the full outline. $0.01
Basic Accessibility Audit
POST /v1/web/accessibility-basic
Checks static WCAG-adjacent issues — missing alt text, unlabelled controls, missing lang, empty links, table headers — citing the relevant success criterion. $0.02
Basic Performance Audit
POST /v1/web/performance-basic
Measures TTFB, transfer size, resource counts by type, compression and cache headers, and blocking resource count. $0.02
Web Text Extraction
POST /v1/web/text-extract
Extracts main article text from a page, stripping navigation, boilerplate and scripts, with word count and detected language. $0.02
Structured Web Extraction
POST /v1/web/structured-extract
Extracts data from a page into a caller-supplied field schema using CSS or XPath selectors, reporting per-field match success. $0.05
Price Monitor
POST /v1/web/price-monitor
Extracts a price from a public product page via structured data or a supplied selector, returning currency, value and the evidencing source. $0.02
Availability Monitor
POST /v1/web/availability-monitor
Checks whether a URL is reachable and whether expected content is present, with timing breakdown and consecutive-failure context. $0.02
Change Detection
POST /v1/web/change-detection
Compares a page's current content digest against a caller-supplied previous digest and returns whether it changed, with a unified diff of the text. $0.02
RSS & Atom Parser
POST /v1/web/rss-parse
Parses RSS 2.0, Atom and JSON Feed into one normalised item shape with published dates resolved to UTC. $0.005
Public Contact Extraction
POST /v1/web/public-contact-extract
Extracts business contact details published on a company's own public page — generic addresses, phones and social links. $0.02

More about Web & SEO Intelligence →

Kurdish, Arabic & Text Utilities — 20 endpoints from $0.003

Endpoint What it does Price
Text Encoding Cleanup
POST /v1/text/encoding-cleanup
Repairs mojibake from double-decoded UTF-8, removes BOMs and zero-width characters, and normalises line endings, listing every fix applied. $0.003
Unicode Normalization
POST /v1/text/unicode-normalize
Applies NFC, NFD, NFKC or NFKD normalisation and reports the codepoints that changed. $0.003
Kurdish Sorani Normalizer
POST /v1/text/sorani-normalize
Normalises Kurdish Sorani to standard orthography — Arabic yeh to Kurdish yeh, Arabic kaf to Kurdish kaf, correct heh/ae handling, Arabic-Indic to Latin numerals, tatweel and zero-width cleanup — reporting every substitution. $0.01
Arabic Normalizer
POST /v1/text/arabic-normalize
Normalises Arabic text — alef variants, teh marbuta, alef maqsura, diacritic removal, tatweel stripping and presentation-form folding. $0.005
Numeral System Converter
POST /v1/text/numeral-convert
Converts between Latin, Arabic-Indic and Eastern Arabic-Indic digits in place, leaving surrounding text untouched. $0.003
Date Normalizer
POST /v1/text/date-normalize
Parses dates written in mixed Arabic, Kurdish and English forms — including Arabic-Indic digits and localised month names — into ISO-8601. $0.005
Iraqi Phone Normalizer
POST /v1/text/iraqi-phone-normalize
Normalises Iraqi phone numbers to E.164, identifying the carrier from the mobile prefix and validating length per network. $0.01
Iraqi Address Structuring
POST /v1/text/iraqi-address-structure
Parses free-text Iraqi and Kurdistan Region addresses into governorate, district, locality, street and landmark components with per-field confidence. $0.02
Currency String Parser
POST /v1/text/currency-string-parse
Parses currency amounts written with mixed symbols, separators, scale words and Arabic-Indic digits into a decimal value and ISO currency code. $0.005
Name Transliteration
POST /v1/text/name-transliterate
Transliterates personal names between Arabic or Kurdish script and Latin, offering ranked variants for common ambiguous forms. $0.01
Keyword Extraction
POST /v1/text/keyword-extract
Extracts keywords and phrases by TF-IDF and RAKE scoring with stopword lists for English, Arabic and Kurdish Sorani. $0.01
Language Detection
POST /v1/text/language-detect
Detects language from script distribution and n-gram profiles, distinguishing Kurdish Sorani from Arabic and Persian, with per-candidate scores. $0.005
Lexicon Sentiment
POST /v1/text/lexicon-sentiment
Lexicon-based sentiment scoring with negation and intensifier handling, returning the matched terms so the score is auditable. No model inference involved. $0.01
Profanity Filter
POST /v1/text/profanity-filter
Detects and masks profanity in English, Arabic and Kurdish including obfuscated spellings, with configurable masking. $0.01
PII Redaction
POST /v1/text/pii-redaction
Detects and redacts emails, phone numbers, national IDs, card numbers with Luhn validation, IBANs and IP addresses, returning offsets and types but never the redacted values. $0.02
Text Diff
POST /v1/text/diff
Produces line, word or character diffs with unified-diff output and a similarity ratio. $0.005
Readability Metrics
POST /v1/text/readability
Computes Flesch Reading Ease, Flesch-Kincaid grade, Gunning Fog, SMOG, Coleman-Liau and ARI with the underlying syllable and sentence counts. $0.005
Text Statistics
POST /v1/text/statistics
Character, word, sentence and paragraph counts with script distribution, RTL share and top token frequencies. $0.003
Slug Generator
POST /v1/text/slug-generate
Generates URL-safe slugs from Latin, Arabic or Kurdish text with transliteration, length limits and collision suffixes. $0.003
Template Fill
POST /v1/text/template-fill
Fills a placeholder template from a data object with strict unresolved-placeholder reporting. Sandboxed — no expression evaluation or code execution. $0.005

More about Kurdish, Arabic & Text Utilities →

Business & Financial Calculators — 10 endpoints from $0.003

Endpoint What it does Price
Invoice Calculator
POST /v1/business/invoice-calculate
Computes invoice line totals, per-line and document discounts, configurable tax and the grand total using exact decimal arithmetic with a stated rounding policy. $0.01
Quotation Calculator
POST /v1/business/quotation-calculate
Builds a quotation with cost, margin or markup pricing per line, optional validity period and full decimal totals. $0.01
Configurable Tax Calculator
POST /v1/business/configurable-tax
Applies caller-defined tax rules — inclusive or exclusive, compound or parallel, per-line or document level — showing each rule's contribution. $0.005
Discount Calculator
POST /v1/business/discount-calculate
Applies sequential or parallel percentage and fixed discounts, returning the effective discount rate and the order of application. $0.005
Unit Converter
POST /v1/business/unit-convert
Converts across length, mass, volume, area, temperature, pressure, energy, power, speed, time and data units with exact factors. $0.003
FX Conversion
POST /v1/business/fx-convert
Converts between currencies using European Central Bank daily reference rates, returning the provider, rate date, retrieval time and a staleness warning. $0.01
Loan Amortization
POST /v1/business/loan-amortization
Generates a full amortisation schedule with per-period principal, interest and balance, supporting extra payments and several compounding conventions. $0.01
ROI Calculator
POST /v1/business/roi
Computes simple ROI, annualised ROI and CAGR from cash flows with the holding period stated. $0.005
Break-Even Analysis
POST /v1/business/break-even
Computes break-even units and revenue, contribution margin, margin of safety and operating leverage. $0.01
NPV & IRR
POST /v1/business/npv-irr
Computes NPV, IRR, MIRR, payback and discounted payback from a cash-flow series, using bracketed bisection so IRR either converges or says it did not. $0.02

More about Business & Financial Calculators →

Petroleum Engineering Calculators — 10 endpoints from $0.005

Endpoint What it does Price
API Gravity Calculator
POST /v1/petroleum/api-gravity
Converts between API gravity, specific gravity and density at 60 °F using the API 2540 definition, with the formula returned. $0.01
Pressure Converter
POST /v1/petroleum/pressure-convert
Converts among psi, bar, kPa, MPa, atm, kg/cm², inH₂O and mmHg, and between gauge and absolute with a stated atmospheric reference. $0.005
Temperature Converter
POST /v1/petroleum/temperature-convert
Converts among Celsius, Fahrenheit, Kelvin and Rankine with absolute-zero bounds enforced. $0.005
Gas Z-Factor
POST /v1/petroleum/gas-z-factor
Gas compressibility factor by the Dranchuk–Abou-Kassem correlation with Sutton pseudo-critical properties and optional sour-gas correction, reporting convergence and whether inputs are inside the correlation's validated range. $0.03
Oil Viscosity Correlation
POST /v1/petroleum/oil-viscosity-correlation
Dead, saturated and undersaturated oil viscosity by Beggs–Robinson with Vasquez–Beggs above bubble point, with valid ranges and extrapolation warnings. $0.03
Pipe Pressure Drop
POST /v1/petroleum/pipe-pressure-drop
Single-phase pressure drop by Darcy–Weisbach with a Colebrook–White friction factor, returning Reynolds number, flow regime and the elevation component. $0.03
Hydrostatic Pressure
POST /v1/petroleum/hydrostatic-pressure
Hydrostatic pressure from fluid density and true vertical depth in field or SI units, with the gradient returned. $0.01
Mud Weight & EMW
POST /v1/petroleum/mud-weight-emw
Equivalent mud weight and equivalent circulating density from pressure and depth, with kick-tolerance context. $0.01
Reservoir Volumetrics
POST /v1/petroleum/reservoir-volumetrics
Volumetric STOIIP or GIIP from area, thickness, porosity, saturation and formation volume factor, with optional P10/P50/P90 from supplied input uncertainty. $0.03
CO₂ Emissions Estimate
POST /v1/petroleum/co2-emissions-estimate
Estimates CO₂-equivalent emissions from fuel or flare volumes using published emission factors, citing the factor source and its uncertainty. $0.03

More about Petroleum Engineering Calculators →

AI-Enhanced Services — 14 endpoints from $0.10

Endpoint What it does Price
Document Translation
POST /v1/ai/document-translate
Translates a multi-page document section by section, keeping structure, headings and tables aligned with the source. $0.10
Personalized Story
POST /v1/ai/personalized-story
Generates a short original story from caller-supplied characters, setting, theme and reading level, in English, Arabic or Kurdish. $0.10
Brand Kit
POST /v1/ai/brand-kit
Produces a brand kit — name shortlist, positioning, tone of voice, tagline options, colour palette with deterministic WCAG contrast checks, and typography pairings. $0.25
Logo Concept
POST /v1/ai/logo-concept
Produces logo concept directions with symbolism rationale, layout guidance and a deterministically generated SVG wordmark that is sanitised before return. $0.10
Business Analysis
POST /v1/ai/business-analysis
Structured business analysis from caller-supplied facts and figures — situation, SWOT, options with trade-offs, risks, and a recommendation with its reasoning. All arithmetic is computed deterministically, never by the model. $1.00
Competitor Summary
POST /v1/ai/competitor-summary
Summarises and compares competitors strictly from caller-supplied source material, with every claim attributed to its source and gaps stated rather than filled. $0.50
Smart Contract Code Explainer
POST /v1/ai/contract-code-explain
Explains Solidity source in plain language — what each function does, who can call it, what state it mutates, and which patterns warrant scrutiny. $0.10
Schema Document Extraction
POST /v1/ai/schema-document-extract
Extracts fields from a document into a caller-supplied JSON Schema, validating the result against that schema and reporting per-field confidence and source span. $0.15
Invoice Extraction
POST /v1/ai/invoice-ocr
Extracts structured invoice data — supplier, number, dates, line items, tax, totals — and re-verifies every total with decimal arithmetic, flagging mismatches. $0.10
Receipt Extraction
POST /v1/ai/receipt-ocr
Extracts merchant, date, line items, tax and total from a receipt image or PDF, with totals arithmetically re-checked. $0.10
Table Extraction
POST /v1/ai/table-extract
Extracts tables from documents into typed rows and columns, preserving merged cells and headers, with CSV and JSON output. $0.15
Evidence Check
POST /v1/ai/evidence-check
Checks whether each claim in a text is supported by the supplied source material, labelling every claim supported, contradicted or unsupported with the source span. $0.10
Tender Summary
POST /v1/ai/tender-summary
Summarises a tender document into scope, eligibility, deadlines, submission requirements, evaluation criteria and commercial terms, each with its source page. $0.50
RFP Compliance Matrix
POST /v1/ai/rfp-compliance-matrix
Builds a requirement-by-requirement compliance matrix from an RFP and your capability statement, with a compliance verdict, evidence and gap note per row. $1.00

More about AI-Enhanced Services →