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Free Grok Build 0.1 API

Updated 6/5/2026

xAI's agentic software-engineering model — 256K context, always-on reasoning. Free on Vercel's $5/month credit.

About the Model

为什么选择 Grok Build 0.1？

专为 agentic 软件工程工作流打造的代码模型。

  • 256K 上下文：装得下中大型代码库上下文。
  • 常驻推理：每次回答前都先结构化分析，复杂多步任务更稳。
  • 工具调用 / 结构化输出：天然契合自动化编码 Agent。

在 Vercel（$5/月免 Key 额度）免费调用。模型 id：xai/grok-build-0.1。

How to call Grok Build 0.1

javascript
import { streamText } from 'ai';
const result = streamText({
  model: 'xai/grok-build-0.1',
  prompt: 'Refactor this function for readability and add tests.',
});
curl
curl https://ai-gateway.vercel.sh/v1/chat/completions \
  -H "Authorization: Bearer $AI_GATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"xai/grok-build-0.1","messages":[{"role":"user","content":"Refactor this function."}]}'

Provider Details

The following platforms provide free access to Grok Build 0.1 through free tiers, trial credits, or daily quotas.

ProviderContext WindowFree QuotaRequires CCTrust / VerifiedAction
Vercel AI Gateway256KMonthly Credits
$5/mo
No
Trust 98
Details

Frequently Asked Questions

Is Grok Build 0.1 free to use?

Yes. Grok Build 0.1 is available for free through 1 provider(s) listed below, with no purchase required.

What are the rate limits and quotas?

Free access varies by provider — Vercel AI Gateway: Monthly Credits.

How do I get a free Grok Build 0.1 API key?

Sign up with Vercel AI Gateway, then create an API key from your dashboard. See the provider details above for the exact steps.

Which providers offer Grok Build 0.1 for free?

Grok Build 0.1 is currently available for free via: Vercel AI Gateway.

Know another free provider for Grok Build 0.1?

Help the community by sharing other ways to access this model for free.