{"uid":"cap_RF4PQAItNPLHp7458SbpJ","slug":"gedx402-gpt-oss-120b-llm-via-x402-f5f2c347","name":"GEDX402 GPT-OSS-120B LLM via x402","description":"x402 workers ai. pay with usdc on base, polygon, arbitrum, world, or solana. no api keys.","url":"https://ged-x402-llm.jvalamis.workers.dev/v1/llm/gpt-oss-120b","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"messages":{"type":"array","items":{"type":"object"}},"max_tokens":{"type":"integer"}}},"responseSchema":{"type":"json","example":{"model":"@cf/openai/gpt-oss-120b","response":"Hello!"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lycfcE7auK6husQUkL_ma","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a 120B open-source GPT-class language model inference call, paid per-request with USDC over x402 protocol — no API keys required.","exampleAgentPrompt":"Ask the 120B open-source GPT model (paid with USDC, no API key needed) to answer this for me: system prompt is 'You are a helpful assistant', and user message is 'Explain quantum entanglement in simple terms', up to 512 tokens.","exampleUseCases":null,"resultDescription":"A JSON object containing the model name ('model': '@cf/openai/gpt-oss-120b') and the generated assistant reply text ('response': '...'). Payment is deducted at $0.05 USDC per call via x402.","failureModes":["Insufficient USDC balance or failed x402 payment — payment rejected, request not processed","Invalid messages array format or missing required role/content fields — likely a 400 error","max_tokens out of range (must be 1–4096) — validation error","Network timeout on Cloudflare Workers edge — transient 5xx error","Model unavailable on Cloudflare Workers AI — service-level error"],"whenToPreferThis":"Choose this endpoint when you need a large (120B parameter) open-source GPT-class LLM inference without registering for API keys, and you can pay per-call in USDC on Base, Polygon, Arbitrum, World, or Solana via the x402 micropayment protocol. Ideal for autonomous agents that manage their own crypto wallets and need on-demand LLM access without centralized account management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:44:38.029Z","isFirstParty":false}