# Agent Tool Index

Visual and agent-readable index for ERC-8257 tools on Base.

## Registry

- Chain ID: 8453
- Registry address: 0x265BB2DBFC0A8165C9A1941Eb1372F349baD2cf1

## Static Files

- /llms.txt (this file)
- /registry-data.js (current snapshot as window.REGISTRY)

## API (requires Rust server)

- GET /api/tools - list all indexed tools
- GET /api/tools/{tool_id} - single tool record
- POST /api/tools/{tool_id}/can_call - plan whether a caller can invoke a tool
- POST /api/resolve - resolve intent/filter criteria to candidate tools
- GET /api/stats - index statistics
- GET /openapi.json - OpenAPI 3.1 schema

## Tool Records

Each tool record includes: status, creator, metadata URI, access predicate, manifest
verification status (JCS keccak256 hash), x402 detection, endpoint, tags, inputs,
outputs, pricing, and checked_at timestamps.

## Resolve

POST /api/resolve accepts: query, status, access, manifest_status, x402, limit.
Returns scored candidates with invocation hints.

## Call Planning

POST /api/tools/{tool_id}/can_call accepts: wallet, budget_usdc, allow_x402, has_auth.
Returns callable/conditional/not_callable with requirements, blockers, and steps.