{"uid":"cap_SufHU1kPzIFWk1R1OmExI","slug":"byte-library-x402-gateway-bridge-flow-feed-875a3294","name":"BYTE Library x402 Gateway – Bridge Flow Feed","description":"Verified, provenance-first data feeds for AI agents. Every payload is cryptographically signed and EIP-712 PayloadAttestation provenance-stamped — covering crypto markets, DeFi yields, weather, earthquakes, news, code-pulse, threat-intel, and a slashable fact-oracle. Pay per call in USDC over x402 with no API keys — a wallet, not a secret on the box. Settlement is on Base (eip155:8453). Price is per-feed, derived from expected payload size at $0.005000/KB (floor $0.001000).","url":"https://x402.payperbyte.io/feeds/bridge-flow","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"feed":"bridge-flow"}},"example":{"request":{"properties":"bridge_flow_data"},"response":{"data":{"v":1,"ts":"2026-06-12T04:52:43Z","feed":"bridge-flow","bridges":[{"stats":{},"bridge":"layerzero"},{"stats":{},"bridge":"across"},{"stats":{},"bridge":"stargate"},{"stats":{},"bridge":"wormhole"},{"stats":{},"bridge":"hop"},{"stats":{},"bridge":"ccip"}],"disclaimer":"Not financial advice. For informational and educational purposes only. Do not rely on this data for trading or investment decisions without independent verification.","bridges_active":[],"probes_observed":[{"ok":false,"ts":"2026-06-11T23:06:24Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-11T23:26:54Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-11T23:47:24Z","tx":"","err":"no-public-endpoint-wired","route":"polygon→base","bridge":"stargate","latency_s":null},{"ok":false,"ts":"2026-06-12T00:07:54Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-12T00:28:24Z","tx":"","err":"404 Client Error: Not Found for url: https://app.across.to/api/transactions?originChainId=1&destinationChainId=42161&limit=1","route":"ethereum→arbitrum","bridge":"across","latency_s":null},{"ok":false,"ts":"2026-06-12T00:48:54Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-12T01:09:24Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-12T01:29:54Z","tx":"","err":"404 Client Error: Not Found for url: https://app.across.to/api/transactions?originChainId=8453&destinationChainId=10&limit=1","route":"base→optimism","bridge":"across","latency_s":null},{"ok":false,"ts":"2026-06-12T01:50:01Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→arbitrum","bridge":"stargate","latency_s":null},{"ok":false,"ts":"2026-06-12T02:10:01Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→solana","bridge":"wormhole","latency_s":null},{"ok":false,"ts":"2026-06-12T02:30:03Z","tx":"","err":"404 Client Error: Not Found for url: https://app.across.to/api/transactions?originChainId=42161&destinationChainId=8453&limit=1","route":"arbitrum→base","bridge":"across","latency_s":null},{"ok":false,"ts":"2026-06-12T02:50:24Z","tx":"","err":"no-public-endpoint-wired","route":"polygon→base","bridge":"stargate","latency_s":null},{"ok":false,"ts":"2026-06-12T03:10:54Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→arbitrum","bridge":"stargate","latency_s":null},{"ok":false,"ts":"2026-06-12T03:31:24Z","tx":"","err":"404 Client Error: Not Found for url: https://app.across.to/api/transactions?originChainId=8453&destinationChainId=10&limit=1","route":"base→optimism","bridge":"across","latency_s":null},{"ok":false,"ts":"2026-06-12T03:51:54Z","tx":"","err":"404 Client Error: Not Found for url: https://app.across.to/api/transactions?originChainId=1&destinationChainId=42161&limit=1","route":"ethereum→arbitrum","bridge":"across","latency_s":null},{"ok":false,"ts":"2026-06-12T04:12:22Z","tx":"","err":"no-public-endpoint-wired","route":"ethereum→arbitrum","bridge":"stargate","latency_s":null},{"ok":false,"ts":"2026-06-12T04:32:24Z","tx":"","err":"no-public-endpoint-wired","route":"base→optimism","bridge":"layerzero","latency_s":null}],"bridges_configured":["layerzero","across","stargate","wormhole","hop","ccip"],"first_party_probes":{"routes":[{"ok":0,"route":"arbitrum→base","bridge":"across","probes":1,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"base→optimism","bridge":"across","probes":2,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"ethereum→arbitrum","bridge":"across","probes":2,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"base→optimism","bridge":"layerzero","probes":1,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"ethereum→arbitrum","bridge":"stargate","probes":3,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"polygon→base","bridge":"stargate","probes":2,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null},{"ok":0,"route":"ethereum→solana","bridge":"wormhole","probes":6,"success_rate":0,"latency_p50_s":null,"latency_p95_s":null}],"window_s":21600},"disclaimer_category":"financial"},"feed":"bridge-flow","source":"byte-library-broadcast","txHash":"0x1307bbdb5c8b85ac7da02786f032b74012e6b3a6931f87bea16ba2ec71d1f4c4","publisher":"0x5d8806b0a277a7ca119ee95c364b0522487b5516","timestamp":"2026-06-12T04:52:46Z","payloadHash":"0xfb4b66f39812a70bff6df7eaed1e5397c0a398397997d17da153a1160aef611c","payloadBytes":4595}},"exampleRequest":{"properties":"bridge_flow_data"},"tags":["x402"],"displayCostAmount":"0.019532","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.019532/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.019532","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.019532","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Cn_-TnJSGB_AUwCj3uL6K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.019532","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns cryptographically signed, EIP-712 provenance-stamped cross-chain bridge flow data, paid per call in USDC via x402 on Base.","exampleAgentPrompt":"Pull the latest bridge-flow feed from PayPerByte — I need the signed, provenance-attested data on how much value is moving across cross-chain bridges right now, and pay for it in USDC.","exampleUseCases":null,"resultDescription":"A JSON payload containing current cross-chain bridge flow data, cryptographically signed by BYTE Library and stamped with an EIP-712 PayloadAttestation for provenance verification. Includes the feed identifier and relevant bridge transfer metrics. Approximately 3.9KB of signed data based on the ~$0.019532 price at $0.005/KB.","failureModes":["Payment insufficient or rejected — x402 payment header missing or USDC balance too low","Invalid or expired payment — settlement on Base failed","Feed temporarily unavailable — upstream bridge data source offline","Malformed request — input schema not satisfied","Network error on Base (eip155:8453) during settlement"],"whenToPreferThis":"Choose this endpoint when you need cryptographically attested, provenance-verified cross-chain bridge flow data that can be trusted without relying on a centralized API key — ideal for AI agents, smart contracts, or applications that require tamper-evident data sourcing and are willing to pay micro-amounts in USDC per call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:43:55.469Z","isFirstParty":false}