{"uid":"cap_RDwztGoPv7bpGXK8ry5jX","slug":"httpay-xyz-078c30d2","name":"httpay.xyz API Gateway: OpenRouter","description":"API Gateway: OpenRouter API","url":"https://httpay.xyz/api/gateway/openrouter/v1/chat/completions?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":1,"rating":{"score":"0.00","successRate":"0.00","reviews":1,"stars":null,"state":"rated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5vQOmguwdM9Ik6C80DBTC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies chat completion requests to OpenRouter's LLM routing API, enabling access to multiple AI models via a pay-per-call x402 gateway","exampleAgentPrompt":"Send a chat completion request through OpenRouter — use the model 'anthropic/claude-3-haiku' with the system prompt 'You are a helpful assistant' and user message 'Explain quantum entanglement in two sentences.'","exampleUseCases":null,"resultDescription":"Returns a standard OpenRouter/OpenAI-compatible chat completion response object including the assistant's message content, finish reason, model used, and token usage statistics.","failureModes":["Payment not included or invalid x402 payment header — returns 402 Payment Required","Invalid or unsupported model name — returns 400 or model-specific error from OpenRouter","Malformed messages array — returns 400 Bad Request","OpenRouter upstream unavailable — returns 502 or 503","Rate limits or quota exceeded on the underlying model — returns 429"],"whenToPreferThis":"Prefer this endpoint when you need access to OpenRouter's multi-model routing (Claude, GPT, Mistral, etc.) without managing your own OpenRouter API key, and you want to pay per call using USDC via x402. Ideal for agents that need flexible LLM access with micropayment billing rather than a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":3,"lastUsedAt":"2026-08-10T20:24:43.398Z","lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T18:15:37.256Z","isFirstParty":false,"canonicalSlug":"httpay-xyz-078c30d2"}