{"tool":"lei-check","title":"LEI check","description":"Validate a Legal Entity Identifier (ISO 17442 + ISO 7064 MOD-97-10 check digits).","method":"POST","call":"/v1/tools/lei-check/call","input_schema":{"type":"object","required":["lei"],"properties":{"lei":{"type":"string","description":"20-character Legal Entity Identifier."}}},"output_schema":{"type":"object","properties":{"tool":{"type":"string"},"valid":{"type":"boolean"},"normalized":{"type":"string"},"country":{"type":"string"},"reason":{"type":"string"},"scope":{"type":"string"}},"required":["valid","reason"]},"price_usdc_floor":0.000999,"price_note":"dynamic-dutch: live quote via GET /health or the 402 challenge on POST without payment","example_request":{"input":{"lei":"529900T8BM49AURSDO55"}},"docs":"https://rail.akrivis.in/openapi.json","mcp":"https://rail.akrivis.in/mcp"}