CrawlWitness

com.crawlwitness/oracleVersion 1.0.52

AI consent & licensing check for any domain, with signed on-chain receipts. Paid via x402.

Status

Responds120 msNov 14, 2026, 13:52 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 13:52 UTC
Latency: 120 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://api.crawlwitness.com/mcpResponds120 msNov 14, 2026, 13:52 UTC

No sign-in

Claude Code

claude mcp add --transport http oracle https://api.crawlwitness.com/mcp

Claude Desktop and claude.ai

1
2
3

Settings > Connectors > Add custom connector
Name: oracle
Remote MCP server URL: https://api.crawlwitness.com/mcp

Cursor

{
  "mcpServers": {
    "oracle": {
      "url": "https://api.crawlwitness.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"oracle","type":"http","url":"https://api.crawlwitness.com/mcp"}'

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Tools

6 tools

Tools of CrawlWitness
	Description		Read-only	Idempotent	Open world
`ai_consent_score`Free summary for a domain: 0-100 signal score and AI-training stance (reservado = reserved, permitido = allowed, sin_senal = no signal), from cache when available.	Free summary for a domain: 0-100 signal score and AI-training stance (reservado = reserved, permitido = allowed, sin_senal = no signal), from cache when available.	No	Yes	Yes	Yes
`can_ai_use`Fast yes/no verdict for one domain, one AI bot and one use (train, rag or search), from robots.txt, IETF AIPREF, W3C TDMRep, noai directives and RSL licenses, with the reasons and a signed receipt. Use it in a crawler or RAG pipeline before fetching each new domain. Costs 0.001 USD on Base (0.002 on Solana) via x402. Invalid domain or unknown bot is never charged.	Fast yes/no verdict for one domain, one AI bot and one use (train, rag or search), from robots.txt, IETF AIPREF, W3C TDMRep, noai directives and RSL licenses, with the reasons and a signed receipt. Use it in a crawler or RAG pipeline before fetching each new domain. Costs 0.001 USD on Base (0.002 on Solana) via x402. Invalid domain or unknown bot is never charged.	No	Yes	Yes	Yes
`check_ai_consent`Full AI-consent report for a domain: robots.txt rules for each AI bot (training, search and user-agent crawlers), RSL license, IETF AIPREF Content-Usage, W3C TDMRep, noai meta tags, llms.txt and C2PA, combined into a 0-100 score and a training stance, plus a verifiable receipt (EAS attestation anchored on Base). Use it before crawling, training on or ingesting a site. Costs 0.005 USD in USDC via x402 (Base or Solana); without a payment it returns the x402 payment options. Unreachable sites are not charged.	Full AI-consent report for a domain: robots.txt rules for each AI bot (training, search and user-agent crawlers), RSL license, IETF AIPREF Content-Usage, W3C TDMRep, noai meta tags, llms.txt and C2PA, combined into a 0-100 score and a training stance, plus a verifiable receipt (EAS attestation anchored on Base). Use it before crawling, training on or ingesting a site. Costs 0.005 USD in USDC via x402 (Base or Solana); without a payment it returns the x402 payment options. Unreachable sites are not charged.	No	Yes	Yes	Yes
`check_wallet`Sanctions screening of a crypto address against the US OFAC SDN list (all its digital-currency addresses: EVM, BTC, TRX, SOL, USDT, USDC…). Use it before an agent pays, receives from or interacts with a wallet. Returns sanctioned true/false, the listed entity and programs, the exact list version used and a signed receipt. Costs 0.005 USD via x402. Screening aid, not legal advice.	Sanctions screening of a crypto address against the US OFAC SDN list (all its digital-currency addresses: EVM, BTC, TRX, SOL, USDT, USDC…). Use it before an agent pays, receives from or interacts with a wallet. Returns sanctioned true/false, the listed entity and programs, the exact list version used and a signed receipt. Costs 0.005 USD via x402. Screening aid, not legal advice.	No	Yes	Yes	Yes
`signal_history`What a domain's robots.txt (or llms.txt, tdmrep.json, RSL license, homepage headers) said at a given instant, with the SHA-256 of each version and its EAS attestation anchored on Base. Without `source` it returns the index of versions; with `source` (and optional `at`, RFC 3339) the document in force at that instant. Covers only domains already analysed.	What a domain's robots.txt (or llms.txt, tdmrep.json, RSL license, homepage headers) said at a given instant, with the SHA-256 of each version and its EAS attestation anchored on Base. Without `source` it returns the index of versions; with `source` (and optional `at`, RFC 3339) the document in force at that instant. Covers only domains already analysed.	No	Yes	Yes	No
`verify_receipt`Returns the signed EAS attestation of a paid query and, once anchored, its Merkle proof (OpenZeppelin format) and the on-chain attestation on Base that contains it.	Returns the signed EAS attestation of a paid query and, once anchored, its Merkle proof (OpenZeppelin format) and the on-chain attestation on Base that contains it.	No	Yes	Yes	No

Details

Registry status: Active
Published: Nov 1, 2026
Updated: Nov 1, 2026
Website: https://api.crawlwitness.com/⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Invoicing and accounting Finance and paymentsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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