APIs › Kurdish, Arabic & Text Utilities › Profanity Filter

Profanity Filter

Detects and masks profanity in English, Arabic and Kurdish including obfuscated spellings, with configurable masking.

POST /v1/text/profanity-filter $0.01 per call

Specification

Endpoint

POST /v1/text/profanity-filter

Price

$0.01 per call · tier standard_data

Payment

x402 on X Layer (chain 196) · settled in USDG or USDT0 · scheme exact

Data source

Deterministic local computation on caller-supplied text

Timeout

15 seconds

Max request

1 MB

Version

1.0.0

Calling it

The first call returns a 402 with the payment challenge. Retry with a signed authorisation in the X-PAYMENT header — see the payment guide for the exact shape.

curl -i -X POST "https://api.dana-edu.pp.ua/v1/text/profanity-filter" \
  -H "content-type: application/json" \
  -d '{ ... }'

Response

Real output, captured by running this endpoint at build time — not written by hand. Volatile fields such as timestamps are elided. Captured 2026-07-30.

{
  "clean": false,
  "match_count": 2,
  "masked_text": "this is ********** and **** slow",
  "matches": [
    {
      "term": "stupid",
      "matched_span": "st u p i d",
      "obfuscation": "spaced",
      "start": 8,
      "end": 18
    },
    {
      "term": "damn",
      "matched_span": "d4mn",
      "obfuscation": "leetspeak",
      "start": 23,
      "end": 27
    }
  ],
  "terms_checked": 14,
  "note": "The built-in list is a small, mild seed set. Supply additional_terms for your own policy; the obfuscation-resistant matching applies to those too."
}

Every response is wrapped in the same envelope: data plus warnings, sources, confidence, informational_only and a measured processing_ms. See the envelope reference.

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