{"uid":"cap_Z42vvNloms9VeRFIG8-Ug","slug":"draconic21-rate-quote-62725583","name":"draconic21 Rate Quote","description":"GO-TO product for funded agents: Daily Agent Signal (POST /v1/signal_latest $0.03, /v1/signal_history $0.10, /v1/signal_delta $0.05). Signal is the flagship; supporting/legacy routes are demoted. Archive honesty: archive_day_count=6 — 6 stored dates from 2026-09-19 through 2026-09-27. Intraday revisions do not add archive days. Unpaid calls return HTTP 402. USDC on Base. Free discovery: /, /agents.md, /llms.txt, /skill.md, /.well-known/x402.json, /.well-known/mcp.json, /openapi.json.","url":"https://draconic21-x402-api.onrender.com/v1/rate_quote?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$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":[],"properties":{},"additionalProperties":true},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"ok":{"type":"boolean"},"brand":{"type":"string"},"product":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"brand":"draconic21","product":"rate_quote"}},"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_WdL7tz2pIjH_hQzePhzNH","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 a rate quote for a specified API call type, method, and body on the draconic21 Daily Agent Signal service","exampleAgentPrompt":"Before I commit USDC, can you check the rate quote for a POST JSON request to the draconic21 Daily Agent Signal service so I know exactly what it'll cost?","exampleUseCases":[{"title":"Pre-flight cost check before signal purchase","prompt":"Check the rate quote for calling the draconic21 signal_latest endpoint with a POST JSON body so I can confirm the price before my agent actually pays for it."},{"title":"Budget validation for agent workflow","prompt":"I'm building an agent that calls draconic21 daily signals — can you pull a rate quote for a POST form-data request so I can validate it fits within my $0.05 per-call budget?"},{"title":"Comparing prices across signal endpoints","prompt":"Get me the rate quotes for a POST JSON call on draconic21 so I can compare the cost before deciding whether to use signal_latest, signal_history, or signal_delta today."}],"resultDescription":"Returns a JSON object with an 'ok' boolean indicating success, a 'brand' string identifying the service provider, and a 'product' string naming the specific API product, along with pricing details for the requested call type and method.","failureModes":["Missing required 'input' fields (type, method, bodyType, body) returns a 400 validation error","Unpaid or unauthenticated requests to the paid signal endpoints return HTTP 402 Payment Required","Invalid method enum value (non-POST) returns a schema validation error","Service downtime on Render hosting may return 503 or timeout","Requesting a quote for an endpoint that does not exist may return 404 or an error in the response body"],"whenToPreferThis":"Use this endpoint when you need to preview the cost of a draconic21 API call before committing USDC payment, especially when budget validation is required or when comparing costs across signal endpoint variants (signal_latest, signal_history, signal_delta). Prefer this over calling the paid endpoints directly when operating under strict cost controls or when orchestrating agent workflows that need deterministic fee estimation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:40:50.974Z","isFirstParty":false,"canonicalSlug":"draconic21-rate-quote-62725583"}