{"uid":"cap_jG2r-ZNoDKtowdSx9U5-X","slug":"llmexpert-io-collection-query-206c22e4","name":"llmexpert.io Collection Query","description":"Query collection d7a35b6c-a71a-4c4e-abdc-901c74cad8b3","url":"https://llmexpert.io/v1/collections/:id/query?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ErYOZGcQxmIQyt3l-MMb9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Query a specific vector collection by ID to perform semantic search or retrieval against stored LLM-indexed documents","exampleAgentPrompt":"Search my llmexpert.io collection d7a35b6c-a71a-4c4e-abdc-901c74cad8b3 for documents related to 'transformer attention mechanisms' and return the top matching passages.","exampleUseCases":[{"title":"RAG pipeline document retrieval","prompt":"Query my knowledge base collection d7a35b6c-a71a-4c4e-abdc-901c74cad8b3 on llmexpert.io for the most relevant passages about 'retrieval-augmented generation best practices' so I can use them as context for my next prompt."},{"title":"Customer support knowledge search","prompt":"Search the support documentation collection d7a35b6c-a71a-4c4e-abdc-901c74cad8b3 for anything related to 'billing errors and refund policy' and return the top 5 matching results."},{"title":"Research corpus semantic lookup","prompt":"Find all documents in my research collection d7a35b6c-a71a-4c4e-abdc-901c74cad8b3 that are semantically similar to 'reinforcement learning from human feedback' — I need the closest matches ranked by relevance."}],"resultDescription":"Returns a ranked list of documents or passages from the specified collection that semantically match the query, along with similarity or relevance scores for each result.","failureModes":["Collection ID not found — returns 404 or error if the UUID does not match an existing collection","Malformed query payload — missing required fields result in a 400 bad request","Empty collection — query succeeds but returns no results if the collection has no indexed documents","Authentication or payment failure — call rejected if x402 payment is not correctly submitted","Rate limiting — too many rapid queries may result in throttling"],"whenToPreferThis":"Use this endpoint when you need to perform semantic search or retrieval against a pre-indexed document collection stored on llmexpert.io, especially in RAG (retrieval-augmented generation) workflows where you know the collection ID. Prefer this over general web search when your data is already indexed in an llmexpert.io collection and you want fast, semantically-ranked results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:30:13.597Z","isFirstParty":false,"canonicalSlug":"llmexpert-io-collection-query-206c22e4"}