{"uid":"cap_xCaRMW2_ll9hr0wRPLmH2","slug":"agentdiet-mcp-gateway-grounded-citations-893415e0","name":"AgentDiet MCP Gateway Grounded Citations","description":"Deterministic B2A/A2A/MCP/x402/MPP/L402 execution and intelligence node at https://mcp-gateway.agentdiet.dev settling in USDC on Base.","url":"https://mcp-gateway.agentdiet.dev/v1/grounded-citations?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST"],"type":"string"},"queryParams":{"type":"object","properties":{"query":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{},"status":"ok","roi_proof":{"compression_ratio_pct":91.4}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-pSX-xCLlhedQZw8iNqIk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns grounded, citation-backed search results with high compression ratio via a pay-per-call x402 gateway settling in USDC on Base.","exampleAgentPrompt":"Search for grounded citations on the topic 'impact of interest rates on housing markets' and return the compressed, citation-backed results.","exampleUseCases":[{"title":"Fact-check a claim with citations","prompt":"Can you look up grounded citations for the claim that 'renewable energy now accounts for over 30% of global electricity generation' and show me the source proof?"},{"title":"Research assistant for agent pipeline","prompt":"I need grounded, citation-backed results for my agent's research on 'latest FDA drug approvals in 2024' — fetch the compressed summary with ROI proof."},{"title":"Verify news story sources","prompt":"Search for grounded citations about the recent OPEC production cut announcement and give me the compressed result with citation references."}],"resultDescription":"A JSON response containing a data object with grounded citation results, a status field ('ok'), and an roi_proof object showing the compression ratio percentage (e.g. 91.4%). The citations are highly compressed relative to raw source material.","failureModes":["Missing required 'input' field returns validation error","Invalid method enum value (not GET or POST) causes schema rejection","Payment failure or insufficient USDC balance results in 402 response","Empty or missing query param returns empty data object","Network timeout if upstream MCP servers are slow to respond"],"whenToPreferThis":"Choose this endpoint when you need grounded, citation-backed answers with verifiable compression metadata, paid per-call in USDC via x402 protocol. It is especially useful for AI agent pipelines that require source attribution and want a single gateway to 31,000+ MCP servers without managing individual API keys.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:43:37.308Z","isFirstParty":false,"canonicalSlug":"agentdiet-mcp-gateway-grounded-citations-893415e0"}