Grok 3 Mini Beta

Grok 3 Mini is a lightweight, smaller thinking model. Unlike traditional models that generate answers immediately, Grok 3 Mini thinks before responding. It’s ideal for reasoning-heavy tasks that don’t

Creator: xAI
Lifecycle: Preview
Context: 131.1K
Max output: —
Released: Apr 9, 2025
Status: up

Input: $0.30 / 1M tokens
Output: $0.50 / 1M tokens
Cached read: $0.07 / 1M tokens
Cached write: — / 1M tokens
Batch discount: —%
Source: OpenRouter
Verified: Apr 5, 2026 (High)

Capabilities

Modalities: text→text
Capabilities: reasoningpromptCachingfunctionCallingstructuredOutputs

Official Links

Intro

https://openrouter.ai/x-ai/grok-3-mini-beta

Docs

https://openrouter.ai/x-ai/grok-3-mini-beta

Pricing

https://openrouter.ai/models

Benchmark Coverage

Benchmark	Version	Score	Date	Source	Notes

Release History

Release	Alias	Lifecycle	Release Date	Deprecation	Shutdown	Summary
Grok 3 Mini Beta	x-ai-grok-3-mini-beta	Preview	Apr 9, 2025	—	—	Model available via OpenRouter.

Host Coverage

Host	Type	Context	Pricing Note	Differences
OpenRouter	aggregator	131.1K	$0.30/1M in · $0.50/1M out via OpenRouter	—

Migration Guidance

Change Events

Date	Type	Title	Description	Source
Apr 9, 2025	family_added	Grok 3 Mini Beta published	Model made available via OpenRouter.	OpenRouter

Other models from xAI

Grok 2, Grok 3, Grok 3 Beta, Grok 3 Mini, Grok 4, Grok 4 Fast, Grok 4.1 Fast, Grok 4.20, Grok 4.20 Beta, Grok 4.20 Multi-Agent, Grok Code Fast 1