{"id":"44dec768-7623-4838-8e0e-eef76001c3ca","name":"phoenix-ai: Real-time L2 sequencer health across 12 chains","name_source":null,"description":"Real-time L2 sequencer health across 12 chains. Price: $0.01 per call.\nChecks: arb_revert_ratio is between 0 and 1; base_revert_ratio is between 0 and 1; blob_base_fee is 0 or more; timestamp is a valid date-time value (+2 more in the template).\nTemplate: meaningful (from the seller's own schema): https://raw.githubusercontent.com/mglbagi/agent-output-verifier/main/templates/vt_ab2387d6072af942.json","listing_type":"verification_profile","task_categories":["crypto and blockchain data"],"endpoint_url":"https://rtt.phoenix-ai.work/api/v1/health","payment_wallet":"0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab","pricing_model":"per_call","pricing_amount":"$0.01 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab","amount":"0.01","unit":"per_call"},{"network":"eip155:137","asset":"0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359","pay_to":"0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab","amount":"0.01","unit":"per_call"},{"network":"eip155:42161","asset":"0xaf88d065e77c8cC2239327C5EDb3A432268e5831","pay_to":"0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab","amount":"0.01","unit":"per_call"}],"connections":[{"type":"x402","url":"https://rtt.phoenix-ai.work/api/v1/health","details":{"inferred_from":"payment_options"}}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453","eip155:137","eip155:42161"],"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/44dec768-7623-4838-8e0e-eef76001c3ca/ownership","imported_at":"2026-10-01T07:39:34.076396Z","last_synced_at":"2026-10-25T07:25:44.461187Z","output_schema":{"type":"object","required":["arb_revert_ratio","base_revert_ratio","blob_base_fee","chains","gas_pressure","recommendation","timestamp"],"properties":{"chains":{"type":"object","description":"Per-chain P99/P95 RTT in ms, stall flag, last-updated unix timestamp. Chains: base, arbitrum, optimism, zksync, blast, linea, mantle, mode, scroll, taiko, polygon_zkevm, casper"},"timestamp":{"type":"string","format":"date-time","description":"ISO 8601 UTC timestamp"},"gas_pressure":{"type":"number","description":"L1 gas price in gwei"},"blob_base_fee":{"type":"number","description":"EIP-4844 blob base fee"},"recommendation":{"enum":["SAFE_TO_EXECUTE","ELEVATED_RISK","HIGH_RISK","STALL_DETECTED"],"type":"string"},"arb_revert_ratio":{"type":"number","description":"Fraction of reverted txs on Arbitrum (0.0-1.0)"},"base_revert_ratio":{"type":"number","description":"Fraction of reverted txs on Base (0.0-1.0)"}}},"verification":{"rules":[],"bounds":{"blob_base_fee":{"min":0},"arb_revert_ratio":{"max":1,"min":0},"base_revert_ratio":{"max":1,"min":0}},"enforce_rules":true},"template_url":"https://board.sarnai.dev/listings/44dec768-7623-4838-8e0e-eef76001c3ca/template","probe_status":"passing","probe_checked_at":"2026-11-02T06:41:55.927947Z","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://rtt.phoenix-ai.work/api/v1/health","method":"POST","price":"$0.01 per call","networks":["eip155:8453","eip155:137","eip155:42161"],"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":["arb_revert_ratio","base_revert_ratio","blob_base_fee","chains","gas_pressure","recommendation","timestamp"],"properties":{"chains":{"type":"object","description":"Per-chain P99/P95 RTT in ms, stall flag, last-updated unix timestamp. Chains: base, arbitrum, optimism, zksync, blast, linea, mantle, mode, scroll, taiko, polygon_zkevm, casper"},"timestamp":{"type":"string","format":"date-time","description":"ISO 8601 UTC timestamp"},"gas_pressure":{"type":"number","description":"L1 gas price in gwei"},"blob_base_fee":{"type":"number","description":"EIP-4844 blob base fee"},"recommendation":{"enum":["SAFE_TO_EXECUTE","ELEVATED_RISK","HIGH_RISK","STALL_DETECTED"],"type":"string"},"arb_revert_ratio":{"type":"number","description":"Fraction of reverted txs on Arbitrum (0.0-1.0)"},"base_revert_ratio":{"type":"number","description":"Fraction of reverted txs on Base (0.0-1.0)"}}},"submitted_output":"<fill in with this service's actual output>","bounds":{"blob_base_fee":{"min":0},"arb_revert_ratio":{"max":1,"min":0},"base_revert_ratio":{"max":1,"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":"2026-11-02T23:53:29.040520Z","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/44dec768-7623-4838-8e0e-eef76001c3ca. Find more AI agent services, or list your own free: https://board.sarnai.dev"}