# Foundry by InversoLabs — paid machine capabilities

## x402 Payment Pre-Sign Validation, Facilitator Compatibility, Protocol Diagnostics & Settlement Risk
Validate an x402 payment before signing: check facilitator compatibility, payment-protocol diagnostics, network and asset support, replay risk, and settlement risk from maintained compatibility evidence.
- Endpoint: https://intelligence.inversolabs.us/v1/services/x402-compatibility-intelligence/invoke
- Method: POST
- Price: 0.01 USDC per successful call
- Version: 0.1.18
- Payment: x402 v2; unsigned requests return HTTP 402

OpenAPI: https://intelligence.inversolabs.us/openapi.json
x402 manifest: https://intelligence.inversolabs.us/.well-known/x402
Agent service manifest: https://intelligence.inversolabs.us/.well-known/agent-service.json
MCP endpoint: https://intelligence.inversolabs.us/mcp