{"uid":"cap_bNNBOS260rmwnrQb2DjkM","slug":"one-engine-text-token-mentions-extraction-t5-9319079c","name":"ONE Engine Text Token Mentions Extraction (T5)","description":"Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.","url":"https://one-search.one-engine.workers.dev/v3/text-token/mentions/t5?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string","description":"Text up to 50000 characters"}}},"responseSchema":{"type":"object","additionalProperties":true},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0025","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":"$0.0025/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_pTUOtogNtV0nJHF0-9Mou","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0025","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts and returns token-level mention entities from a given text string using a T5-style model.","exampleAgentPrompt":"Scan this article text and extract all token-level mentions from it — here's the text: 'Apple CEO Tim Cook announced at the Cupertino campus that the new iPhone will launch in September, with partners like Samsung and Google expected to respond.'","exampleUseCases":[{"title":"Entity mention extraction from news","prompt":"I have this Reuters article about the Fed meeting — can you pull out all the token-level mentions from it? Here's the text: 'Federal Reserve Chair Jerome Powell signaled yesterday in Washington that rate cuts could begin as early as September, citing comments from Treasury Secretary Janet Yellen.'"},{"title":"Detecting brand references in reviews","prompt":"Go through this product review and extract every mention you find — people, companies, places, anything referenced: 'I bought this at the Best Buy in Austin and the Geek Squad rep, Marcus, said it was compatible with my Dell laptop and Google Drive setup.'"},{"title":"Preprocessing text for knowledge graph","prompt":"Before I build my knowledge graph, I need all the entity mentions extracted from this research abstract — here it is: 'MIT researchers collaborated with IBM and Stanford to study the effect of CRISPR on E. coli strains in a 2023 trial funded by the NIH.'"}],"resultDescription":"Returns a JSON object containing the token-level mentions detected in the submitted text, including the referenced entities and their spans or labels as identified by the T5 model.","failureModes":["Text exceeds 50,000 character limit — request rejected or truncated","Empty or whitespace-only text input — may return empty mentions list","Malformed JSON body — 400 error","Payment not attached or insufficient USDC balance — 402 Payment Required","Model ambiguity on short or context-free text — low-quality mention extraction","Rate limits or worker timeout on very long texts near the character cap"],"whenToPreferThis":"Choose this endpoint when you need lightweight, low-cost per-call token-level mention extraction from arbitrary text up to 50,000 characters, especially in agentic pipelines where cost-efficiency matters and you are already operating on the Base blockchain with x402 micropayments. Prefer it over heavier NLP APIs when you need fast, pay-per-use extraction without subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:43:55.593Z","isFirstParty":false,"canonicalSlug":"one-engine-text-token-mentions-extraction-t5-9319079c"}