{"uid":"cap_VLEWMUsf1seGTaecI7KrB","slug":"arch-tools-semantic-search-7c8fa611","name":"Arch Tools Semantic Search","description":"Arch Tools — semantic-search","url":"https://archtools.dev/v1/tools/semantic-search","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Natural language search query"},"num_results":{"type":"integer","default":10,"description":"Number of results to return"},"include_text":{"type":"boolean","default":true,"description":"Include full page text in results"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","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":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_dbseinVxM60Q-RslnhP4o","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs semantic (vector/meaning-based) web search given a natural language query, returning ranked results with optional full page text","exampleAgentPrompt":"Search the web for 'open source LLM fine-tuning techniques for small datasets' and give me the top 5 results with their full page text included.","exampleUseCases":[{"title":"Research assistant for competitive analysis","prompt":"Search for 'AI coding assistant tools comparison 2024' and return the top 8 results with full page text so I can read what people are saying about each product."},{"title":"Finding technical documentation","prompt":"I need to find documentation or tutorials about 'Kubernetes horizontal pod autoscaling best practices' — search for that and give me the top 10 results."},{"title":"Trend discovery for content planning","prompt":"Search for 'sustainable packaging startup trends' and return 6 results — include the full text of each page so I can pull out key themes."}],"resultDescription":"A JSON object containing a ranked list of search results, each with page URL, title, relevance score, and optionally the full extracted text of the page. Default returns up to 10 results.","failureModes":["Query string missing — returns 400 validation error","num_results set to 0 or negative — may return empty results or error","Network timeout if underlying search index is slow","Payment not sent or insufficient USDC — returns 402 Payment Required","Query too long or malformed — may return empty results or truncation error"],"whenToPreferThis":"Choose this endpoint when you need meaning-based (semantic) web search rather than keyword matching — ideal for research, discovery, and retrieval tasks where exact keyword overlap is insufficient. Prefer this over traditional search APIs when the query is conceptual or phrased in natural language. The optional full-text inclusion makes it especially useful when downstream NLP tasks (summarization, entity extraction, sentiment analysis) will consume the results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:48:32.266Z","isFirstParty":false}