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100
MCP live MCP 2025-11-25 http

x402 Notary MCP

forgemeshlabs/x402

Cryptographic receipts for AI outputs — signed Ed25519 attestations, Merkle proofs, and Base chain-anchors via x402 USDC micropayments. Free verification, no wallet needed.

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Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
983ms
last probe
Tools
6
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://notary.forgemesh.io/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
6 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
6 items in total; 3 or more earns these points.
pass Describes itself 10/10
172 characters; more than 30 earns these points.

Tools · 6

notarize_inference

Get a cryptographic receipt for one AI inference ($0.005 USDC via x402). This hosted endpoint is challenge-first: it returns the exact payment instructions rather than settling. For automatic one-call…

notarize_batch

Notarize up to 20 inferences in one call ($0.005 USDC via x402). Challenge-first on this hosted endpoint — returns payment instructions.

verify_attestation

FREE — verify any attestation: Ed25519 signature check, content-hash recompute, Merkle anchor proof. Supply attestation_id plus either the original content or its content_hash.

get_receipt

FREE — public receipt/proof material for an attestation (hash, signature, timestamps, Merkle anchor).

notary_stats

FREE — live aggregate stats: totals, 24h volume, top models, anchored batches.

notary_pubkey

FREE — the notary's Ed25519 public key for offline signature verification.

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://notary.forgemesh.io/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "x402_notary_mcp": {
      "url": "https://notary.forgemesh.io/mcp",
      "transport": "http"
    }
  }
}