LLM Perks

Grok Beta

Free right now Frontier New

Grok Beta is a language model from xAI. It is currently free at 1 provider with up to 25K tokens of context.

Developer
xAI
Context
25K tokens
Type
Text
License
Proprietary
Free since
September 20, 2026

Where to use Grok Beta for free

Each row is a separate free endpoint with its own limits.

ProviderContextLimitCard
UnoRouter
grok-beta:free
25K No-card free models use shared capacity and per-model limits; availability can change. No Open

Quick start

curl https://api.unorouter.com/v1/chat/completions \
  -H "Authorization: Bearer $UNOROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-beta:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Example for UnoRouter. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.

Benchmarks

Intelligence Index
6.9
GPQA Diamond
47.1%
Humanity's Last Exam
4.5%

Source: Artificial Analysis · Grok Beta

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FAQ

Is Grok Beta free?

Yes. As of September 26, 2026, Grok Beta is free at UnoRouter. Each provider has its own limits — see the table above.

What is the context window of Grok Beta?

The largest context among free routes is 24,576 tokens. Some providers cap it lower.

How do I call Grok Beta via API?

Use any OpenAI-compatible client with base URL https://api.unorouter.com/v1, model ID grok-beta:free, and a UnoRouter key.

How good is Grok Beta?

Artificial Analysis Intelligence Index: 6.9, GPQA Diamond: 47%. For comparison, the strongest free model in the catalog right now is GLM 5.3.

Is Grok Beta open-weight?

No, it is proprietary: access is only through provider APIs.