{"uid":"cap_REfr4fnHmplXbAdjajV9o","slug":"delx-fingerprint-lite-d51e3bbd","name":"Delx Fingerprint Lite","description":"16-hex fingerprint of text via SHA-256 prefix. Call when you need short cache keys for agent content. Returns fingerprint hex for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.","url":"https://api.delx.ai/api/v1/x402/fingerprint-lite","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"Input field: text."}}},"responseSchema":{"type":"json","example":{"schema":"delx/util-fingerprint-lite/v1","algorithm":"sha256-16","fingerprint":"1d6334fef87552e1"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RWPTjYr_g3NadYJdATpiK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates a 16-character hexadecimal fingerprint of input text using a SHA-256 prefix, suitable for short cache keys.","exampleAgentPrompt":"Can you generate a short 16-hex fingerprint of this text so I can use it as a cache key: 'The quick brown fox jumps over the lazy dog'?","exampleUseCases":[{"title":"Cache key for agent responses","prompt":"I need a short cache key for this agent-generated summary so I can store and retrieve it efficiently — can you fingerprint this text: 'Q3 revenue grew 12% YoY driven by enterprise subscriptions'?"},{"title":"Deduplicating repeated content","prompt":"I'm seeing duplicate entries in my pipeline — can you fingerprint each of these strings so I can compare them and detect repeats? Start with: 'User session initialized at 2024-01-15T09:00:00Z'"},{"title":"Stable ID for indexed documents","prompt":"I need a stable, short identifier for this document chunk before I store it in my vector database — please fingerprint this text: 'Photosynthesis is the process by which plants convert light into energy.'"}],"resultDescription":"A 16-character hexadecimal string derived from the SHA-256 hash of the input text, usable as a compact, deterministic cache key or deduplication token. No data is retained server-side.","failureModes":["Empty or missing 'text' field returns an error","Extremely large text inputs may be rejected or truncated","Payment failure via x402 prevents execution","Network timeout before hash is returned"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap, stateless fingerprint of a text string for caching or deduplication, and you want a short 16-hex output rather than a full SHA-256 digest. Prefer it over full hashing libraries when your agent stack lacks local crypto utilities, or when you need a cost-effective ($0.001 USDC) on-chain-payable micro-operation with no key management or data retention concerns.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:52.319Z","isFirstParty":false}