MARKET MONITOR / CATALOGUE Services 133,076 MCP listed 40,873 x402 92,284 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-31 · 3 sources

Provider

api.fairseal.io

api.fairseal.io · 1 listed service · provider site

Notarize x402 REST usage

Notarize an AI agent decision, audit record, or any payload to Base mainnet. Submit SHA-256 hash + metadata; get a tamper-proof verifiable receipt immediately. Merkle proof and on-chain anchor_tx available free after bat...

api.fairseal.io Security 17 calls / 30d checked 2026-10-31

0.05 USDC per call per call

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