{"uid":"cap_rB6XWEhwDviPntMaqUkqv","slug":"gigsai-chat-completions-deepseek-pay-per-call-055490bc","name":"gigsai Chat Completions (DeepSeek, Pay-Per-Call)","description":"Call when you need an LLM completion and have no API key: OpenAI-compatible chat completions (DeepSeek chat model), pay per call. Up to 16000 characters in, 512 tokens out, no streaming. Invalid requests are not charged.","url":"https://gigsai.xyz/v1/chat/completions?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"model":{"type":"string","description":"Ignored; always deepseek-chat"},"messages":{"type":"array","items":{"type":"object","required":["role","content"],"properties":{"role":{"enum":["system","user","assistant"],"type":"string"},"content":{"type":"string"}}},"minItems":1},"max_tokens":{"type":"integer","maximum":512,"minimum":1},"temperature":{"type":"number","maximum":2,"minimum":0}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9RwFkfVAyzhZzZdH711aM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a single OpenAI-compatible chat completion using DeepSeek's chat model, billed per call at $0.002 USDC with no API key required.","exampleAgentPrompt":"Ask the DeepSeek chat model to explain the difference between proof-of-work and proof-of-stake in plain English — keep the response under 300 tokens and use a temperature of 0.7.","exampleUseCases":[{"title":"On-demand LLM answer in agent pipeline","prompt":"I need you to send this message thread to the DeepSeek chat model and get a reply: system says 'You are a helpful assistant', then user asks 'What are the top three use cases for zero-knowledge proofs?' — cap the output at 400 tokens."},{"title":"Code snippet generation without API key","prompt":"Use the pay-per-call DeepSeek chat endpoint to generate a Python function that parses a JSON array of transactions and returns only those above $100 — keep it under 512 tokens, temperature 0.2."},{"title":"Quick content summarization step","prompt":"Pass this article intro to the DeepSeek chat model and ask it to summarize in two sentences: 'Layer 2 rollups batch transactions off-chain and post proofs to Ethereum, drastically reducing fees while inheriting mainnet security.' Set temperature to 0 for a deterministic summary."}],"resultDescription":"Returns an OpenAI-compatible JSON response containing the assistant's generated text reply, along with token usage metadata (prompt tokens, completion tokens, total tokens). The model field is always DeepSeek-chat regardless of what was passed. Maximum output is 512 tokens.","failureModes":["Payment not included or insufficient USDC — 402 Payment Required response","Input messages array is empty or missing — 400 validation error","max_tokens exceeds 512 — request rejected or clamped","Input text exceeds ~16000 characters — request rejected or truncated","Model field value ignored silently, always uses deepseek-chat","DeepSeek backend unavailable — 502 or 503 error","Temperature out of range (below 0 or above 2) — 400 validation error"],"whenToPreferThis":"Choose this endpoint when you need a quick, keyless, pay-per-call LLM completion using DeepSeek's chat model via the familiar OpenAI messages format, without committing to a subscription or managing API credentials. It is ideal for agent pipelines that need occasional AI text generation billed in micro-USDC payments. Prefer alternatives if you need streaming responses, outputs longer than 512 tokens, or access to models other than deepseek-chat.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:39:55.238Z","isFirstParty":false,"canonicalSlug":"gigsai-chat-completions-deepseek-pay-per-call-055490bc"}