Author's Description
A lightweight model that thinks before responding. Fast, smart, and great for logic-based tasks that do not require deep domain knowledge. The raw thinking traces are accessible.
Key Specifications
Supported Parameters
This model supports the following parameters:
Features
This model supports the following features:
Performance Summary
xAI: Grok 3 Mini, released on June 10, 2025, is a lightweight model designed for fast, smart, and logic-based tasks. It exhibits moderate speed performance, ranking in the 34th percentile, and offers moderate pricing, placing it in the 38th percentile. A standout feature is its exceptional reliability, achieving a 100% success rate across all 8 benchmarks, indicating minimal technical failures. The model demonstrates remarkable accuracy in several key areas. It achieved perfect 100% accuracy in Hallucinations (Baseline), General Knowledge (Baseline), Reasoning (Baseline), and Ethics (Baseline), often being the most accurate model at its price point and speed. This highlights its strong capabilities in discerning fictional concepts, recalling broad information, complex problem-solving, and ethical decision-making. Its Coding (Baseline) performance is also very strong at 95.0% accuracy (92nd percentile), and Mathematics (Baseline) at 93.0% (73rd percentile). While its Instruction Following (Baseline) is solid at 76.8% (83rd percentile), and Email Classification (Baseline) at 98.0% (63rd percentile), these represent areas where there's still some room for improvement compared to its perfect scores elsewhere. Overall, Grok 3 Mini excels in tasks requiring precision, logical thought, and factual recall, making it particularly well-suited for applications where accuracy and reliability are paramount.
Model Pricing
Current Pricing
| Feature | Price (per 1M tokens) |
|---|---|
| Prompt | $0.3 |
| Completion | $0.5 |
| Input Cache Read | $0.075 |
| Web Search | $5000 |
Price History
Available Endpoints
| Provider | Endpoint Name | Context Length | Pricing (Input) | Pricing (Output) |
|---|---|---|---|---|
|
xAI
|
xAI | x-ai/grok-3-mini | 131K | $0.3 / 1M tokens | $0.5 / 1M tokens |
|
xAI
|
xAI | x-ai/grok-3-mini | 131K | $0.6 / 1M tokens | $4 / 1M tokens |
Benchmark Results
| Benchmark | Category | Reasoning | Strategy | Free | Executions | Accuracy | Cost | Duration |
|---|
Other Models by x-ai
|
|
Released | Params | Context |
|
Speed | Ability | Cost |
|---|---|---|---|---|---|---|---|
| xAI: Grok 4.20 Multi-Agent Unavailable | Mar 31, 2026 | — | 2M |
File input
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 Multi-Agent | Mar 31, 2026 | — | 2M |
File input
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 Unavailable | Mar 31, 2026 | — | 2M |
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 | Mar 31, 2026 | — | 2M |
File input
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 Multi-Agent Beta Unavailable | Mar 12, 2026 | — | 2M |
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 Multi-Agent Beta Unavailable | Mar 12, 2026 | — | 2M |
File input
Text input
Image input
Text output
|
★★★ | ★★★★★ | $$$$$ |
| xAI: Grok 4.20 Beta Unavailable | Mar 12, 2026 | — | 2M |
Text input
Image input
Text output
|
— | — | $$$$$ |
| xAI: Grok 4.20 Beta Unavailable | Mar 12, 2026 | — | 2M |
Text input
Image input
Text output
|
★★★★★ | ★★★★ | $$$$$ |
| xAI: Grok 4.1 Fast | Nov 19, 2025 | — | 2M |
File input
Text input
Image input
Text output
|
★★ | ★★ | $ |
| xAI: Grok 4 Fast | Sep 18, 2025 | — | 2M |
File input
Text input
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Text output
|
★★ | ★★★★★ | $$$$ |
| xAI: Grok Code Fast 1 | Aug 26, 2025 | — | 256K |
Text input
Text output
|
★★ | ★★★★ | $$$$$ |
| xAI: Grok 4 | Jul 09, 2025 | — | 256K |
File input
Text input
Image input
Text output
|
★ | ★★★★★ | $$$$$ |
| xAI: Grok 3 | Jun 10, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| xAI: Grok 3 Mini Beta | Apr 09, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★ | ★★★★★ | $$$$ |
| xAI: Grok 3 Beta | Apr 09, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| xAI: Grok 2 Vision 1212 Unavailable | Dec 14, 2024 | — | 32K |
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Text output
|
★★★★ | ★★★★ | $$$$$ |
| xAI: Grok 2 1212 Unavailable | Dec 14, 2024 | — | 131K |
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Text output
|
★★★★ | ★★★★ | $$$$$ |
| xAI: Grok Vision Beta Unavailable | Nov 18, 2024 | — | 8K |
Text input
Image input
Text output
|
★★★★★ | ★★★ | $$$$$ |
| xAI: Grok Beta Unavailable | Oct 19, 2024 | — | 131K |
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$$ |