canonicalhash for Claude.ai

io.github.mlartab2/canonicalhash

Deterministic JSON hashing and EIP-712 attestations for AI agents via x402.

client:Claude.ai transport:streamable-http tools:5

Install canonicalhash in Claude.ai

Settings → Connectors → Add custom connector

https://canonicalhash-production.up.railway.app/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

canonicalize
batch_canonicalize
create_receipt
structure_extraction
verify_attestation

canonicalhash in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

canonicalhash MCP server