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APMIX.AI

xAI · Model

Grok Build 0.1 API

New

Grok Build 0.1 answers at api.apmix.ai under the id below — one key and one monthly plan, on the OpenAI and Anthropic wire formats your tools already speak. No separate xAI account, no per-provider bill.

Model idxai/grok-build-0.1StarterProMax
Get an API key

At a glance

Provider
xAI
Included in
Starter, Pro, Max — from $4.99/month
Weighted-token cost
1× — a 1,000-token exchange costs 1K weighted tokens
Context window
256K tokens
Free tier
Paid plans only — the free models are the place to start
See what each plan buys on Grok Build 0.1

Call Grok Build 0.1

Set the model to grok-build-0.1 in any OpenAI- or Anthropic-compatible client. Both base URLs accept the same apmix key.

OpenAI-compatible · Chat Completions
curl https://api.apmix.ai/v1/chat/completions \
  -H "Authorization: Bearer apx_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "grok-build-0.1", "messages": [{"role": "user", "content": "Hello"}]}'
Anthropic-compatible · Messages
curl https://api.apmix.ai/v1/messages \
  -H "x-api-key: apx_live_YOUR_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{"model": "grok-build-0.1", "max_tokens": 1024, "messages": [{"role": "user", "content": "Hello"}]}'
Setup guides for Claude Code, Codex CLI, Cursor and more

Questions about Grok Build 0.1

Is Grok Build 0.1 free on apmix?
Not on the free tier. Grok Build 0.1 is included from the Starter plan ($4.99/month), with one monthly allowance shared across every model in the plan. You can still start free on the free models.
Which plan includes Grok Build 0.1?
Starter, Pro, Max. Each plan is a monthly allowance of weighted tokens shared across every model and every key; Grok Build 0.1 counts at 1× per token.
How do I use Grok Build 0.1 in Claude Code, Codex CLI or Cursor?
Point the tool at apmix — https://api.apmix.ai/v1 for OpenAI-compatible clients, https://api.apmix.ai for Anthropic-compatible ones — with your apmix key, and set the model to grok-build-0.1. The Docs page has copy-paste setup for each tool.