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Independent before/after accessibility-overlay (accessiBe/UserWay) witness for any public URL.
Package npm :overlayrisk-witness-mcp · website · measurements and detailsPaid cryptographic witness for agents: seal, attest, receipts. x402 USDC/Base.
MCP endpoint :https://khotem.com/mcp · website · measurements and detailsProduction proofs for breaking JSON Schema/MCP changes; UNKNOWN/NO_WITNESS_FOUND not compatible.
MCP endpoint :https://witness-contractwitness-production.witness-test.workers.dev/mcp · measurements and detailsWitness: agreed terms, delivery checks, signed receipts, dispute bundles and evidence packs.
MCP endpoint :https://www.gaipagents.com/mcp/agents/witness · website · measurements and detailsMCP server unifying ERPs, CRMs, APIs and knowledge base for Claude, ChatGPT and Gemini.
MCP endpoint :https://api.artificialwit.com/mcp · measurements and detailsAgent leases, signed receipts, watchdogs, and optional paid source-verification evidence.
MCP endpoint :https://vigilnotary.com/mcp · website · measurements and detailsDistills your sessions or any text corpus into a dated history of how its subject changed.
Package npm :@witness-ai/opencode · website · measurements and detailsCryptographic AI governance and audit. 75 tools, 84 frameworks. EU AI Act, NIST, CMMC, MCP Top 10.
Package npm :@tenova/swt3-mcp · website · measurements and detailsExpert witness simulation for litigators: likely opinion, cross-exam and Rule 702 attack surface.
MCP endpoint :https://mcp.suprememind.ai/mcp · website · measurements and detailsRemote-first MCP adapter for emitting Settlement Attestation Receipts; not a verifier.
MCP endpoint :https://defaultverifier.com/mcp · website · measurements and detailsAgent website testing: browser QA, visual regression, Markdown extraction, and security checks.
MCP endpoint :https://qa.honeygate.app/mcp · website · measurements and detailsExpert witness and medico-legal directory records for the US and Australia, one row per person.
Package npm :@mambalabsdev/mcp-expert-witness-directory · website · measurements and detailsPaid Capture and Guard tools for public-source observations before autonomous actions.
Package npm :delta-witness-mcp · website · measurements and detailsA witness layer for AI agent tool calls.
MCP endpoint :https://toolcallwitness.clauxel.com/mcp · website · measurements and detailsGeraWitness MCP (placeholder) — human-in-the-loop safety layer for AI agents. Launching 2026.
Package npm :@gera-services/mcp-gera-witness · website · measurements and detailsStamp or notarize data into a public witnessed transparency log. Proves timing, not truth.
MCP endpoint :https://api.markovianprotocol.com/mcp/ · website · measurements and detailsDoors for AI agents: witness, letter, poison check, ghost check, wall. No account, no payment.
MCP endpoint :https://agentic.shortandsweet.org/api/mcp · website · measurements and detailsNow part of GAIP Witness: records a task outcome and caller-supplied costs.
MCP endpoint :https://www.gaipagents.com/mcp/agents/outcome-value · website · measurements and detailsNow part of GAIP Witness: verifies GAIP receipts; evidence packs and incident bundles.
MCP endpoint :https://www.gaipagents.com/mcp/agents/trust-assurance · website · measurements and detailsECRVSP Documentos: Primeiro Emplacamento, official-source lookup. Platform-hosted, pay per query wit
MCP endpoint :https://api.mcp.ai/p_ecrvsp_docs_emplacamento · 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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