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 demonstrates moderate speed performance, ranking in the 30th percentile across benchmarks, and offers moderate pricing, placing it in the 34th percentile. A standout feature is its exceptional reliability, achieving a 100% success rate across all benchmarks, indicating consistent and stable operation. The model excels in several critical areas. It achieved perfect accuracy in Hallucinations, General Knowledge, Reasoning, and Ethics benchmarks, often being the most accurate model at its price point and speed. This highlights its strong logical processing and ethical reasoning capabilities. Its Coding performance is also impressive at 95.0% accuracy (95th percentile), showcasing proficiency across various programming languages. Instruction Following and Mathematics benchmarks yielded strong results at 76.8% and 93.0% accuracy respectively, indicating robust problem-solving skills. Email Classification was solid at 98.0%. While generally strong, its speed performance is not its primary competitive advantage. Overall, Grok 3 Mini is a reliable, smart, and cost-effective option, particularly well-suited for logic-based tasks 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 |
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 Fast | Sep 18, 2025 | — | 2M |
Text input
Image input
Text output
|
★ | ★★★★★ | $$$$ |
xAI: Grok Code Fast 1 | Aug 26, 2025 | — | 256K |
Text input
Text output
|
★★ | ★★★★★ | $$$$$ |
xAI: Grok 4 | Jul 09, 2025 | — | 256K |
Text input
Image input
Text output
|
★ | ★★★★★ | $$$$$ |
xAI: Grok 3 | Jun 10, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
xAI: Grok 3 Mini Beta | Apr 09, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★ | ★★★★★ | $$$$$ |
xAI: Grok 3 Beta | Apr 09, 2025 | ~2.7T | 131K |
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
xAI: Grok 2 Vision 1212 Unavailable | Dec 14, 2024 | — | 32K |
Text input
Image input
Text output
|
★★★★ | ★★★★ | $$$$$ |
xAI: Grok 2 1212 Unavailable | Dec 14, 2024 | — | 131K |
Text input
Text output
|
★★★★ | ★★★★ | $$$$$ |
xAI: Grok Vision Beta Unavailable | Nov 18, 2024 | — | 8K |
Text input
Image input
Text output
|
★★★★★ | ★★★ | $$$$$ |
xAI: Grok Beta Unavailable | Oct 19, 2024 | — | 131K |
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$$ |