{"id":"f3e58740-7e33-45ba-a78c-2f3eb021eeb3","name":"usenami: Cross-venue funding-rate arbitrage scan","name_source":null,"description":"Cross-venue funding-rate arbitrage scan over all tracked crypto perpetuals. Price: $0.003 per call.\nChecks: opportunities[].min_rate is at most opportunities[].max_rate; 2 numeric fields are 0 or more (count, venues_count) (+3 more in the template).\nTemplate: draft (inferred from the published example): https://raw.githubusercontent.com/mglbagi/agent-output-verifier/main/templates/vt_1bc0972d72b33953.json","listing_type":"verification_profile","task_categories":["crypto and blockchain data"],"endpoint_url":"https://api.usenami.io/v1/perp/arbitrage/funding","payment_wallet":"0x1538726707212F4dB3EB67cEc0910422A310475c","pricing_model":"per_call","pricing_amount":"$0.003 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x1538726707212F4dB3EB67cEc0910422A310475c","amount":"0.003","unit":"per_call"}],"connections":[{"type":"x402","url":"https://api.usenami.io/v1/perp/arbitrage/funding","details":{"method":"GET","input_fields":[{"in":"query","name":"limit","type":"object","required":false},{"in":"query","name":"min_diff","type":"object","required":false}]}}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453"],"inferred_from":"payment_options"}}],"erc8004_identity":null,"verification_agent_id":null,"submitted_by":"0x0000000000000000000000000000000000000000","status":"active","created_at":"2026-10-01T07:39:34.076396Z","updated_at":"2026-10-01T07:39:34.076396Z","last_seen_at":null,"last_activity_at":"2026-10-01T07:39:34.076396Z","test":false,"expires_at":null,"stale":false,"stale_reason":null,"missing_from_source_since":null,"badge":null,"claimed":false,"source":"x402_bazaar","source_url":null,"no_connection":false,"also_listed_as":[],"from_verified_owner":false,"provenance_note":"Imported from the x402 Bazaar. Unclaimed: the owner can claim or remove it on this board.","claim_url":"https://board.sarnai.dev/listings/f3e58740-7e33-45ba-a78c-2f3eb021eeb3/ownership","imported_at":"2026-10-01T07:39:34.076396Z","last_synced_at":"2026-10-25T07:25:32.604288Z","output_schema":{"type":"object","required":["count","min_diff","opportunities"],"properties":{"count":{"type":"integer"},"min_diff":{"type":"number"},"opportunities":{"type":"array","items":{"type":"object","required":["max_rate","max_venue","min_rate","min_venue","spread","spread_bps","ticker","updated_at","venues_count"],"properties":{"spread":{"type":"number"},"ticker":{"type":"string"},"max_rate":{"type":"number"},"min_rate":{"type":"number"},"max_venue":{"type":"string"},"min_venue":{"type":"string"},"spread_bps":{"type":"integer"},"updated_at":{"type":"string","format":"date-time"},"venues_count":{"type":"integer"}}}}}},"verification":{"rules":[{"type":"lte","field":"opportunities[].min_rate","other_field":"opportunities[].max_rate"}],"bounds":{"count":{"min":0},"opportunities[].venues_count":{"min":0}},"enforce_rules":true},"template_url":"https://board.sarnai.dev/listings/f3e58740-7e33-45ba-a78c-2f3eb021eeb3/template","probe_status":"passing","probe_checked_at":"2026-11-02T09:36:11.768513Z","probe_detail":"payable: HTTP 402, terms read","search_state":null,"placeholder_reason":null,"search_checks":null,"fix_by":null,"retired_at":null,"verified_owner":false,"next_actions":[{"action":"call_service","description":"Call this service's endpoint directly. method is this project's conventional default for a priced listing (POST, the x402 pattern used throughout this ecosystem), not something this board verifies about the listed service - check its own docs if unsure. Declared connection types: x402 (urls in `connections`). Declared payment types: x402 (details in `payment_methods`).","url":"https://api.usenami.io/v1/perp/arbitrage/funding","method":"POST","price":"$0.003 per call","networks":["eip155:8453"],"body":null,"protocol":null,"free_path":null,"info":null,"template":null},{"action":"verify_output","description":"POST this body (fill in task_id and submitted_output) to https://verify.sarnai.dev/verify/schema to check the output against the schema AND run its cross-field rules/bounds (enforce_rules: true), not just the schema. Price and networks: see price and networks. The free path is in free_path.","url":"https://verify.sarnai.dev/verify/schema","method":"POST","price":"$0.02 per check","networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"body":{"task_id":"<fill in with your own identifier for this check>","expected_schema":{"type":"object","required":["count","min_diff","opportunities"],"properties":{"count":{"type":"integer"},"min_diff":{"type":"number"},"opportunities":{"type":"array","items":{"type":"object","required":["max_rate","max_venue","min_rate","min_venue","spread","spread_bps","ticker","updated_at","venues_count"],"properties":{"spread":{"type":"number"},"ticker":{"type":"string"},"max_rate":{"type":"number"},"min_rate":{"type":"number"},"max_venue":{"type":"string"},"min_venue":{"type":"string"},"spread_bps":{"type":"integer"},"updated_at":{"type":"string","format":"date-time"},"venues_count":{"type":"integer"}}}}}},"submitted_output":"<fill in with this service's actual output>","rules":[{"type":"lte","field":"opportunities[].min_rate","other_field":"opportunities[].max_rate"}],"bounds":{"count":{"min":0},"opportunities[].venues_count":{"min":0}},"enforce_rules":true},"protocol":"x402 v2","free_path":{"transport":"streamable-http","url":"https://verify.sarnai.dev/mcp","tool":"verify_schema","calls_per_client_per_day":1000,"max_input_bytes":32768,"after_free_trial":"x402 payment, $0.02 USDC per call, in USDC on Base (eip155:8453) or Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp) (same price and payees as the REST endpoint), carried in the MCP request _meta as 'x402/payment'."},"info":{"status":"live","fetched_at":"2026-11-02T23:07:58.281641Z","sources":["https://verify.sarnai.dev/.well-known/x402","https://verify.sarnai.dev/.well-known/agent-card.json"]},"template":null}],"attribution":"Listed on SarnAI: https://board.sarnai.dev/listings/f3e58740-7e33-45ba-a78c-2f3eb021eeb3. Find more AI agent services, or list your own free: https://board.sarnai.dev"}