// model_detail
legacy fast
Grok 3 Mini
by xAI
Smaller Grok 3 variant with reasoning. 131K context. Cost-efficient.
Context window 131K 131K tokens
Max output 32K 32K tokens
Pricing /1M tok $0.25 in / $0.50 out per 1M tokens (API)
Released Jun 1, 2025
// specifications
Specs & capabilities
API details
- API model ID
grok-3-mini- Internal ID
grok-3-mini- Status
- legacy
- Type
- fast
Capabilities
- Vision
- No
- Function calling
- 🔧 Yes
Pricing
- Input
- $0.25 / 1M tokens
- Output
- $0.50 / 1M tokens
- Source
- First-party API pricing
Lifecycle
- Successor
- Grok 4 Fast
// data_confidence
Data notes
⚠️ Knowledge cutoff not listed
// notes
Additional notes
Budget Grok 3, reasoning capable
// more_from_xai
More xAI models
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Grok 4.20 Multi-Agent active frontier
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Grok 4.1 Fast active fast
Fast non-reasoning variant. 2M context. Cost leader among frontier-class providers.
Grok 4 Fast legacy fast
Previous-generation fast Grok. 2M context. Superseded by Grok 4.1 Fast.
Grok Code Fast 1 active coding
xAI's coding-focused model. 256K context, optimized for code generation.
Grok 4 legacy frontier
Previous-generation Grok flagship. 256K context. Superseded by Grok 4.20.
// external_links