{"uid":"cap_fLfVGfEohEbJ-xs0H-89p","slug":"amanchain-keyword-entity-extraction-7df1762d","name":"AmanChain Keyword & Entity Extraction","description":"Keyword & Entity Extraction: extract keywords, entities and topics from text Executed deterministically by the AmanChain node against live consensus state (real blocks, pools, balances) — paid per call via x402, settled in USDC on Base. Input: JSON body {\"serviceId\":\"aman-keywords\",\"request\":\"<input>\"}. No account, no API key.","url":"https://preview-chat-c6089071-758a-449d-b4a7-6fa19ebc955c.space-z.ai/api/x402/aman-keywords","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"object","properties":{"body":{"type":"object"}}},"output":{"type":"object","properties":{"example":{"type":"object","example":{"ok":true}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002488","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":"$0.002488/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002488","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002488","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ar4jAsTgboEbhcVQ6Io1u","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002488","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts keywords, named entities, and topics from a given text using AmanChain's deterministic node infrastructure, paid per call via x402 in USDC.","exampleAgentPrompt":"Can you extract the keywords, named entities, and main topics from this article text: 'Apple CEO Tim Cook announced record quarterly earnings in Cupertino, citing strong iPhone 15 sales across Asia and Europe.'?","exampleUseCases":[{"title":"Tag generation for blog content","prompt":"I just wrote this blog post — can you pull out the main keywords and topics from it so I can add proper tags? Here's the text: 'Renewable energy adoption in Germany has accelerated sharply in 2024, led by wind and solar investments from Siemens Energy and RWE.'"},{"title":"Entity extraction from news articles","prompt":"Extract all the named entities — people, organizations, and locations — from this news snippet: 'President Biden met with European Commission President Ursula von der Leyen in Brussels to discuss NATO funding and Ukraine aid.'"},{"title":"SEO keyword mining from product copy","prompt":"Pull out the most important keywords and topics from this product description so I can optimize it for search: 'The Sony WH-1000XM5 wireless headphones deliver industry-leading noise cancellation with 30-hour battery life and multipoint Bluetooth connectivity.'"}],"resultDescription":"Returns a structured set of extracted keywords, named entities (such as people, organizations, and locations), and identified topics present in the input text.","failureModes":["Empty or very short input text may yield few or no results","Payment failure via x402 will block the call","Malformed JSON body (missing serviceId or request field) will cause a request error","Very long texts may exceed input limits","Non-English text may produce lower-quality extractions depending on model support"],"whenToPreferThis":"Choose this endpoint when you need fast, pay-per-call keyword and entity extraction without setting up an account or API key. It is well-suited for agents that process text on-demand and need NLP enrichment integrated into a blockchain-settled micropayment workflow. Prefer it over heavier NLP platforms when cost-per-call transparency and no-subscription access matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:47:29.311Z","isFirstParty":false}