Google tells you what exists. Faceabot tells you what holds up.
Dispatch-boundary attestation: prove a tool call was issued for its exact arguments.
MCP endpoint :
https://textforagents.com/products/tool-call-origin-attestation/mcp · website · measurements and detailsCredential enforcement middleware for MCP servers — verifies scoped tokens on every tool call
Package npm :@attest-dev/mcp · website · measurements and detailsEd25519-signed MCP tool manifests + spawn attestation. Layer-2 supply-chain hardening.
Package npm :mcp-attest-demo · website · measurements and detailsFirmware Attestation MCP — hardware trust layer for sovereign AI. Scan firmware, check
Package pypi :firmware-attestation-mcp · website · measurements and detailsFree proof-of-existence attestation for digital files, MCP tools for the imgauth service.
Package npm :@spazio-genesi/attest-mcp · website · measurements and detailssolve_need: one call returns the best of 47,000+ MCP tools, with live measured reliability.
MCP endpoint :https://faceabot.com/api/mcp · website · measurements and detailsZero-install remote MCP server for proof-of-existence file attestation.
MCP endpoint :https://attest-mcp-remote.it-e3f.workers.dev/mcp · website · measurements and detailsZcash shielded operations for AI agents. Memo decoding, attestation, proof verification.
Package npm :@frontiercompute/zcash-mcp · website · measurements and detailsVerify emails — deliverability, disposable/role/free detection, MX validity, domain age.
MCP endpoint :https://email-verify-mcp-production.up.railway.app/mcp · website · measurements and detailsSearch ethical, origin-verified products and brands by country of origin
Package npm :originselect-mcp-server · website · measurements and detailsMiCAOracle — 24 tools for EU MiCA stablecoin compliance: peg, reserves, attestations.
MCP endpoint :https://tooloracle.io/mica/mcp/ · website · measurements and details18 MCP tools: Base + Solana USDC x402 verification, PDF evidence, DNS/TLS, and company AgentTools.
MCP endpoint :https://www.skavio.eu/mcp · website · measurements and detailsZero-code proxy: policy, human gate, read-back and a hash-chained ledger for any MCP server.
Package pypi :attestlayer · website · measurements and detailsPay-per-call MCP tools and signed on-chain attestations: 20 free/day, then $0.01+ via x402 or a key.
MCP endpoint :https://xytara-mcp-executor.onrender.com/mcp · website · measurements and detailsLead validation over MCP: KVK/KBO register, EU VAT, sanctions and email checks with sources.
MCP endpoint :https://api.limitguard.ai/mcp · website · measurements and detailsSigned PII-Shield: redact PII to an EIP-191 attestation, plus x402 pay-per-call agent tools.
Package npm :@logicnodez/mcp-bridge · website · measurements and detailsScan, fix and justify your application code until it is approved to ship.
MCP endpoint :https://attest.ulapcybo.app/mcp · website · measurements and detailsScan agent payment endpoints (x402, AP2, L402, MPP, 402) for a trust grade A-F before paying.
MCP endpoint :https://attestagent.org/api/mcp · website · measurements and detailsSigned verification attestations for agent decisions: business, price, freshness, claim checks.
MCP endpoint :https://402oracle.com/mcp · website · measurements and detailsVerify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.
MCP endpoint :https://app.mailtester.com/mcp · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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