{"uid":"cap_JWLh13fARcxUykiqYuT1X","slug":"quant-agent-shop-research-answer-with-citations-469f07cf","name":"Quant Agent Shop – Research Answer with Citations","description":"Cited research answer. Send one question; returns a 120 to 300 word answer with numbered [n] citations and the source URLs read, each with the time it was read. Searches the web, or reads only the urls you pass. Suited to an agent that needs a sourced answer it can show a person. Not for raw result lists or pages behind logins. Typical response 5 to 12 s. Failed calls are not charged.","url":"https://quantagentshop.com/v1/research-answer?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["question"],"properties":{"urls":{"anyOf":[{"type":"array","items":{"type":"string","format":"uri","maxLength":2083,"minLength":1},"maxItems":8},{"type":"null"}],"title":"Urls","default":null,"description":"Optional pages to answer from instead of searching."},"question":{"type":"string","title":"Question","maxLength":500,"minLength":10,"description":"One question in plain language."},"max_sources":{"type":"integer","title":"Max Sources","default":3,"maximum":8,"minimum":1,"description":"How many sources to read, 1 to 8."}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"answer":"The first 1,000 payments a month are free, then each costs $0.001 [1].","sources":[{"n":1,"url":"https://docs.cdp.coinbase.com/x402/welcome","cited":true,"title":"x402","read_at":"2026-10-22T09:00:00+00:00"}],"question":"What fee does the Coinbase CDP facilitator charge per x402 payment?"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KVgL8ps6PniVHonk-vgrB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Answers a single plain-language question with a 120–300 word sourced response including numbered inline citations and the URLs read, retrieved via web search or from specified URLs.","exampleAgentPrompt":"Can you research what the current corporate tax rate in Germany is and give me a cited answer with up to 5 sources I can reference?","exampleUseCases":[{"title":"Due diligence fact-check with sources","prompt":"I need a cited answer to this question: 'What are the main regulatory requirements for launching a fintech startup in the EU?' — please read up to 6 sources so I have solid references."},{"title":"Competitive pricing intelligence","prompt":"Research this for me: 'What are the typical SaaS pricing tiers for project management tools in 2024?' and include citations so I can share the findings with my team."},{"title":"Answer from specific internal pages","prompt":"Using only these two pages — https://docs.example.com/pricing and https://docs.example.com/plans — answer the question: 'What does the enterprise plan include and how much does it cost?'"}],"resultDescription":"A JSON object containing a concise 120–300 word answer with numbered inline citations (e.g. [1], [2]), and an array of source objects each including the citation number, URL, article title, whether it was cited in the answer, and the ISO 8601 timestamp when it was read. The original question is echoed back in the response.","failureModes":["Question too short (under 10 chars) or too long (over 500 chars) returns a validation error","URLs provided are behind logins or paywalls — content cannot be retrieved","Web search returns no relevant results for the question — answer may be empty or low quality","More than 8 URLs provided in the urls array — schema validation error","Network timeout if sources are slow — typical response is 5–12 seconds, may exceed limits","Non-public or localhost URLs in the urls array are rejected"],"whenToPreferThis":"Choose this endpoint when an AI agent needs a human-readable, citable answer to a specific factual question — especially when the response must be shown to a person and include verifiable source links. It is better than raw search endpoints when you want synthesis rather than a list of links, and better than general LLM answers when grounded citations are required. Prefer it over document-extraction endpoints when you want the agent to autonomously find and read the most relevant pages. Not suitable when you need raw HTML, paginated results, or must access login-gated content.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T12:39:24.371Z","isFirstParty":false,"canonicalSlug":"quant-agent-shop-research-answer-with-citations-469f07cf"}