xAI: Grok 3 Mini Beta

Text input Text output
Author's Description

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 demand...

Key Specifications
Cost
$$$$
Context
131K
Parameters
2.7T (Rumoured)
Released
Apr 09, 2025
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Seed Structured Outputs Response Format Reasoning Temperature Include Reasoning Top Logprobs Tools Top P Logprobs Stop Tool Choice Max Tokens
Features

This model supports the following features:

Structured Outputs Response Format Tools Reasoning
Performance Summary

xAI: Grok 3 Mini Beta demonstrates moderate speed performance, ranking in the 34th percentile across benchmarks, and offers moderate pricing, placing it in the 37th percentile. A standout feature is its exceptional reliability, achieving a 100% success rate across all 7 benchmarks, indicating minimal technical failures. The model excels in reasoning-heavy tasks, achieving perfect 100% accuracy in both General Knowledge and Reasoning benchmarks, and also in Ethics. Notably, it is the most accurate model at its price point and among models of similar speed for these categories. Its "thinking before responding" mechanism appears to contribute to its strong performance in these areas. In Coding, it shows strong capabilities with 94.0% accuracy, placing it in the 87th percentile. Instruction Following is solid at 71.7% accuracy, while Hallucinations are well-managed with 98.0% accuracy. Email Classification also performs well at 98.0%. Key strengths include its high accuracy in complex reasoning, general knowledge, and ethical considerations, coupled with its perfect reliability. Its transparent "thinking" traces offer a unique advantage for debugging and understanding its decision-making process. While its speed and pricing are moderate, its consistent accuracy and reliability make it a strong contender for tasks requiring precision and dependable output, especially in quantitative and puzzle-solving scenarios.

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
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