{"uid":"cap_pCk0DEGO0jkPWsZcqSrYN","slug":"redbtc-models-list-b4a91256","name":"RedBTC Models List","description":"List the RedBTC fixed-price gpt-5.6-luna model. Use before choosing a chat route.","url":"https://redbtco.com/x402/redbtc/models?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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_dTIm8ftwDBWI-vZQ31gSG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Lists the two available RedBTC fixed-price AI chat models (redbtc/gpt-5.5 and redbtc/gpt-5.4-mini) for selection before routing a chat request.","exampleAgentPrompt":"Show me the list of available RedBTC AI models so I can pick between gpt-5.5 and gpt-5.4-mini before sending my chat request.","exampleUseCases":[{"title":"Choosing a model before agent chat","prompt":"What RedBTC models are available right now? I want to see both options before I decide whether to use the cheaper mini or the stronger one for my task."},{"title":"Discovering RedBTC chat routes programmatically","prompt":"Pull up the RedBTC model list for me so my agent can decide which chat route to call — I need the model IDs to configure the next step."},{"title":"Verifying model availability before billing","prompt":"Check what models RedBTC currently supports — I want to confirm gpt-5.5 and gpt-5.4-mini are both listed before I commit to a USDC-per-call workflow."}],"resultDescription":"Returns a list of the two RedBTC fixed-price agent models: redbtc/gpt-5.5 (strong chat route) and redbtc/gpt-5.4-mini (cheapest chat route), with their identifiers and relevant metadata for routing decisions.","failureModes":["Payment of $0.001 USDC not fulfilled — returns 402 Payment Required","Network or server error on redbtco.com — returns 5xx","Invalid request format — returns 4xx"],"whenToPreferThis":"Use this endpoint when an agent needs to discover or confirm which RedBTC chat models are available before selecting a chat route. Prefer this over hardcoding model IDs to ensure the correct identifiers are used, especially when deciding between cost (gpt-5.4-mini) and capability (gpt-5.5).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T00:29:07.829Z","isFirstParty":false,"canonicalSlug":"redbtc-models-list-b4a91256"}