{"uid":"cap_n21G_Wdz1HYYNSQWk7qFE","slug":"linkrra-synap-google-gemma-4-26b-a4b-instruct-chat-completions-c75dd8cc","name":"Linkrra Synap: Google Gemma 4 26B A4B Instruct Chat Completions","description":"Linkrra Synap: Google Gemma 4 26B A4B Instruct (model \"gemma-4-26b-a4b-it\") - fast general model, long context. OpenAI-compatible chat completions for this one model, 128K context, served only on dedicated GPUs we operate, 4-bit AWQ. Pay per call in USDC on Base via x402 - no account, no API key. From $0.001 per call, usage-priced per token above that (GET /v1/models). Streaming supported. Product site: https://synap.linkrra.com","url":"https://pool.linkrra.com/api/billing/x402/models/gemma-4-26b-a4b-it/chat/completions?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"model":{"enum":["gemma-4-26b-a4b-it"],"type":"string","description":"Optional: this endpoint always runs gemma-4-26b-a4b-it."},"stream":{"type":"boolean","default":false,"description":"true = stream OpenAI-format Server-Sent Events."},"messages":{"type":"array","items":{"type":"object","required":["role","content"],"properties":{"role":{"enum":["system","user","assistant","tool"],"type":"string"},"content":{"description":"Text, or an array of OpenAI content parts."}}},"examples":[[{"role":"user","content":"Write a Python function that reverses a string"}]],"minItems":1,"description":"OpenAI-format chat history, oldest first: [{role, content}]."},"max_tokens":{"type":"integer","default":4096,"maximum":4096,"minimum":1,"description":"Completion token cap. The price is quoted for the prompt plus this cap."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_N2fbmrFKH_1LHETzdApSo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Serves OpenAI-compatible chat completions using Google Gemma 4 26B A4B Instruct (4-bit AWQ) with 128K context, billed per call in USDC on Base via x402 with no account or API key required.","exampleAgentPrompt":"Ask Gemma 4 26B on Linkrra Synap to write me a Python function that parses a JSON file and returns a list of unique email addresses — use up to 2048 tokens in the response and stream the output as it's generated.","exampleUseCases":[{"title":"Agentic reasoning step without an account","prompt":"I need you to use Gemma 4 26B on Linkrra Synap to think through this multi-step problem: given a list of 10 products and their sales data, reason about which 3 to discontinue and explain why. Keep the reply under 1500 tokens."},{"title":"Code generation for developer automation","prompt":"Use the Linkrra Synap Gemma model to write a bash script that monitors a directory for new CSV files and automatically moves them to an archive folder after 24 hours — stream the response as it comes in, up to 4096 tokens."},{"title":"Long-context document summarization","prompt":"Feed this 50,000-word legal contract into the Gemma 4 26B model on Linkrra Synap and summarize the key obligations, deadlines, and penalty clauses in plain English — it has a 128K context window so it should fit fine."}],"resultDescription":"Returns an OpenAI-format chat completion object containing the model's text response, token usage counts (prompt + completion), and finish reason. When streaming is enabled, delivers incremental Server-Sent Events in OpenAI chunk format until the response is complete.","failureModes":["Insufficient USDC balance on Base — payment fails before inference begins","max_tokens exceeds the maximum of 4096 — request rejected with validation error","messages array is empty — minItems:1 constraint violated","Model overload or GPU unavailability on Linkrra's pool — may return 503 or timeout","Malformed content parts in messages — schema validation error","x402 payment protocol misconfiguration — no response body returned"],"whenToPreferThis":"Choose this endpoint when you need a fast, long-context (128K) open-source LLM with no account signup or API key, and you want to pay per call in USDC on Base via x402 micropayments. Ideal for agentic workflows, autonomous agents, or one-off inference tasks where subscription-based providers are impractical. Prefer this over proprietary alternatives when open-weights transparency, crypto-native billing, and OpenAI API compatibility are required simultaneously. Best suited for general chat, instruction-following, and coding tasks at 26B parameter scale.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T07:00:18.308Z","isFirstParty":false,"canonicalSlug":"linkrra-synap-google-gemma-4-26b-a4b-instruct-chat-completions-c75dd8cc"}