{"uid":"cap_NU_fRDXj7SBktUtWPHgVu","slug":"dual-chain-hash-anchor-base-solana-68c5dff9","name":"Dual-Chain Hash Anchor (Base + Solana)","description":"Anchor a 32-byte hash to Base + Solana mainnet — $0.005 USDC","url":"https://1c09pdnrx1.execute-api.us-east-1.amazonaws.com/v1/anchor","method":"POST","headers":{},"bodySchema":{"type":"object","title":"DatetimeParseRequest","required":["input"],"properties":{"input":{"type":"string","title":"Input","maxLength":500,"minLength":1,"description":"Freeform datetime string in any format."},"timezone":{"type":"string","title":"Timezone","default":"UTC","description":"IANA tz name (e.g. 'America/New_York')."},"base_time":{"anyOf":[{"type":"string"},{"type":"null"}],"title":"Base Time","description":"ISO 8601 reference; defaults to now UTC."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005000","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":"$0.005000/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_G3FRwSkGEwtwVUajGIujq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Anchors a 32-byte hash to both Base and Solana mainnet blockchains, creating an immutable on-chain timestamp proof for $0.005 USDC.","exampleAgentPrompt":"Anchor this 32-byte hash — 0xabc123...def456 — to both Base and Solana mainnet so I have a permanent, dual-chain timestamp proof of it.","exampleUseCases":null,"resultDescription":"Returns transaction IDs on both Base and Solana mainnet confirming the hash has been anchored on-chain, along with block timestamps showing when the anchor was recorded.","failureModes":["Invalid or malformed hash (not exactly 32 bytes) returns a 400 error","Insufficient USDC payment causes a 402 payment required error","Network congestion on Base or Solana may cause delayed confirmation or timeout","Duplicate hash anchoring proceeds normally but costs the same fee each time","RPC node failures on either chain may cause partial anchoring"],"whenToPreferThis":"Choose this endpoint when you need cryptographic, immutable proof that a specific hash existed at a point in time, recorded on two independent blockchains (Base and Solana) for redundancy. Ideal for document notarization, audit trails, AI decision logging, or any workflow requiring tamper-evident timestamping at very low cost ($0.005 USDC per anchor). Prefer this over single-chain anchoring when cross-chain redundancy or multi-ecosystem verification is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:42:03.846Z","isFirstParty":false}