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Grok 3 Beta

Grok 3 Beta is xAI's full-scale Grok 3 reasoning model. Trained on the Colossus supercomputer, it targets math, science, and coding benchmarks with a context window of 131.1K tokens.

Tool Use
index.ts
import { streamText } from 'ai'
const result = streamText({
model: 'xai/grok-3',
prompt: 'Why is the sky blue?'
})

Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Latency
Throughput
Input
Output
Cache
Web Search
Per Query
Capabilities
ZDR
No Training
Release Date
Going away May 15, 2026
xAI
Legal:Terms
Privacy
131K
0.5s
28tps
$3.00/M$15.00/M
Read:$0.75/M
Write:
02/17/2025