{"uid":"cap_7MHyL-bhbn-bqG24hmXJs","slug":"anthropic-completions-3be6ac9d","name":"Anthropic Claude Chat Completions (OpenAI-Compatible)","description":"OpenAI-compatible chat completions (auto-converted to Anthropic format)","url":"https://anthropic.mpp.tempo.xyz/v1/chat/completions?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["llm","claude","sonnet","opus","haiku","chat","ai"],"displayCostAmount":"0.01025","displayCostAsset":"USDC","priceDynamic":true,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":4,"rating":{"score":"0.25","successRate":"0.78","reviews":4,"stars":"2.0","state":"rated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"session","summary":"$0.01025/call","primary":{"kind":"session","protocol":"mpp","network":"tempo","amountUsd":"0.01025","per":"call","confidence":"exact"},"accepted":[{"kind":"session","protocol":"mpp","network":"tempo","amountUsd":"0.01025","per":"call","confidence":"exact"},{"kind":"dynamic","protocol":"mpp","network":"tempo","amountUsd":"0.01025","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KF9OmEsfsX_AXoG7ENNiV","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"session","costAmount":"0.01025","costPer":"request","priority":0,"asset":"0x20c000000000000000000000b9537d11c60e8b50","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_9aXmrRp09DRkcv2xN2zSS","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01025","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"Anthropic","brandSlug":"anthropic","brandBaseUrl":"https://anthropic.com","brandDocsUrl":"https://docs.anthropic.com","whatItDoes":"Sends an OpenAI-format chat completion request that is auto-converted and fulfilled by Anthropic Claude models (Sonnet, Opus, Haiku)","exampleAgentPrompt":"Using the OpenAI-compatible Claude endpoint, send this conversation to claude-3-5-sonnet-20241022: system prompt 'You are a helpful assistant', user message 'Explain the difference between supervised and unsupervised learning in 3 sentences', with max_tokens set to 300.","exampleUseCases":null,"resultDescription":"Returns an OpenAI-format chat completion response object containing the assistant's generated message content, finish reason (e.g. 'stop'), token usage counts (prompt, completion, total), and model identifier — all in the standard OpenAI ChatCompletion JSON shape despite being fulfilled by Claude.","failureModes":["Invalid or unsupported model name returns 400 error","Malformed messages array (missing role or content) causes validation error","Exceeding context window length for selected Claude model returns 400","Insufficient USDC balance or payment failure returns 402","Rate limiting or overload returns 429 or 503","Streaming requested but not supported may return error or fall back"],"whenToPreferThis":"Choose this endpoint when you already have OpenAI SDK client code and want to route requests to Claude models without rewriting your integration. Ideal for agents that need drop-in Claude access using the familiar /v1/chat/completions path, avoiding the need to learn Anthropic's native Messages API format. Also prefer this when your orchestration framework is hardcoded to OpenAI-style schemas.","instructions":null,"reviewSummary":"This OpenAI-compatible chat completions service converts requests to Anthropic format and has demonstrated accurate, low-cost output when it works — one successful test confirmed clean responses, correct message formatting, and settlement at 0.001 USDC for script-length prompts. However, three of four reviewed attempts failed entirely due to on-chain payment settlement errors, with MPP transactions on Tempo reverting consistently, suggesting a broken or misconfigured payment receiver rather than a model-quality issue.","reviewSummaryHighlights":["Drop-in OpenAI-compatible format with no API key required","Extremely low cost — ~0.001 USDC for script-length completions when settlement succeeds","Accurate output for script generation and translation tasks"],"reviewSummaryConcerns":["MPP payment settlement reverts repeatedly on Tempo, causing majority of attempts to fail","Insufficient funds or broken payment receiver blocks completion delivery for most users","75% failure rate across reviewed attempts — reliability is currently very low"],"reviewSummaryGeneratedAt":"2026-07-07T12:12:14.767Z","activationCount":45,"lastUsedAt":"2026-07-06T22:56:31.103Z","lastSuccessfullyRanAt":"2026-05-29T17:13:37.666Z","lastHealthCheckAt":"2026-10-11T18:41:15.561Z","isFirstParty":false,"canonicalSlug":"anthropic-completions-3be6ac9d"}