{"uid":"cap_avpLc72F-8V93TmsmVK4_","slug":"gedx402-gemma-4-26b-llm-x402-63be2e18","name":"GEDX402 Gemma 4 26B LLM (x402)","description":"x402 workers ai. pay with usdc on base, polygon, arbitrum, world, or solana. no api keys.","url":"https://llm.gedx402.com/v1/llm/gemma-4-26b-a4b-it","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"messages":{"type":"array","items":{"type":"object","required":["role","content"],"properties":{"role":{"enum":["system","user","assistant"],"type":"string","description":"Speaker role for this turn."},"content":{"type":"string","description":"Message text for this turn."}}},"description":"Conversation turns in order (system, user, assistant)."},"max_tokens":{"type":"integer","maximum":4096,"minimum":1,"description":"Maximum tokens to generate in the assistant reply."}}},"responseSchema":{"type":"json","example":{"model":"@cf/google/gemma-4-26b-a4b-it","response":"Hello!"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","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":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_84Qwsu7XLCy2D3ycuv2k2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs inference on Google's Gemma 4 26B instruction-tuned model, billed per-call via USDC micropayment on multiple chains, no API key required.","exampleAgentPrompt":"Ask Gemma 4 26B to explain how transformers work — send it as a single user message and cap the reply at 512 tokens, paying per-call in USDC with no API key needed.","exampleUseCases":null,"resultDescription":"A JSON object containing the model identifier (@cf/google/gemma-4-26b-a4b-it) and the assistant's generated text reply as a string under the 'response' key.","failureModes":["Payment not received or insufficient USDC balance — 402 Payment Required returned","Invalid message role value (not system/user/assistant) — 400 Bad Request","max_tokens exceeds 4096 — validation error","Empty or malformed messages array — 400 Bad Request","Unsupported payment chain — payment rejected","Model inference timeout on very long contexts"],"whenToPreferThis":"Choose this endpoint when you need a capable open-weight instruction-tuned LLM (Gemma 4 26B) with no API key or account registration, and you can pay per-call in USDC via x402 on Base, Polygon, Arbitrum, World, or Solana. Ideal for agents operating in crypto-native environments or where traditional API key management is undesirable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:43:28.116Z","isFirstParty":false}