{"name":"onyx_mcp_meta_call","tier":"free","price_usdc":"0","endpoint":"https://onyx-actions.onrender.com/v1/onyx_mcp_meta_call","method":"POST","input_schema":{"type":"object","properties":{"target_url":{"type":"string","description":"Full URL of the x402 tool endpoint to inspect (e.g. https://other-service.com/v1/some_tool)."},"caller_wallet":{"type":"string","description":"Optional. Caller's EVM wallet — used to look up reputation via agent_id logic."},"max_acceptable_usdc":{"type":"number","default":1.0,"description":"Caller's max acceptable price for this call. If quoted price > this, GO signal is red."}},"required":["target_url"]},"description":"Pre-flight inspector for ANY x402 tool call. Pass target URL + optional caller wallet, get back: live 402 price, recommended chain (via chain_picker logic), live facilitator health, caller reputation (via agent_id logic), and a green/yellow/red GO signal. Free tier — the universal preflight that lets agents decide before they sign. v2 (paid) will broker the actual settlement and proxy the response.","when_to_use":"Before calling any x402 tool you don't already know, run a pre-flight here to get: live price, supported chains, your own trust level, and a clear green/yellow/red GO signal — all without paying a cent.","vs_alternatives":"No universal x402 pre-flight inspector exists. Each agent rolls its own 402-decoder. This is the first cross-server inspector that also factors caller reputation + facilitator support into a single signal.","example_request":{"target_url":"https://onyx-actions.onrender.com/v1/onyx_aml_screen","caller_wallet":"0xA60939FFf9c04a61c0c0649943675e16A12D7074","max_acceptable_usdc":0.5},"example_response":{"ok":true,"challenge_summary":{"min_price_usdc":0.05,"networks_unique":["eip155:8453"]},"go_signal":"green","verdict":"Pay $0.05 USDC on eip155:8453 to 0xA609..."},"settle_to":"0x3fD9ee1373562f894D322B37DFFAd7a5D2b2d78f","network":"base","facilitator":"https://facilitator.xpay.sh","payment_required":false,"free_introspection":true,"note":"GET this URL = free introspection card. POST with x402 payment header to call."}