xAI: Grok 3

Text input Text output
Author's Description

Grok 3 is the latest model from xAI. It's their flagship model that excels at enterprise use cases like data extraction, coding, and text summarization. Possesses deep domain knowledge in finance, healthcare, law, and science.

Key Specifications
Cost
$$$$$
Context
131K
Parameters
2.7T (Rumoured)
Released
Jun 10, 2025
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Tool Choice Response Format Seed Top P Temperature Top Logprobs Tools Structured Outputs Logprobs Stop Max Tokens Frequency Penalty Presence Penalty
Features

This model supports the following features:

Tools Response Format Structured Outputs
Performance Summary

Grok 3, xAI's flagship model, demonstrates competitive response times, performing among the faster models with a 57th percentile speed ranking. However, it is positioned at a premium pricing level, ranking in the 14th percentile for cost. A standout feature is its exceptional reliability, achieving a 100% success rate across all benchmarks, indicating minimal technical failures. The model excels in several key areas. It achieves perfect accuracy in Hallucinations (Baseline) and General Knowledge (Baseline), showcasing strong foundational understanding and an ability to appropriately acknowledge uncertainty. Grok 3 also performs very strongly in Mathematics (95% accuracy, 94th percentile) and Coding (93% accuracy, 85th percentile), highlighting its proficiency in technical domains. While its Ethics (99% accuracy) and Email Classification (99% accuracy) scores are high, they fall within the average range compared to other models. Its primary weakness appears in Instruction Following (63% accuracy) and Reasoning (74% accuracy), where it performs moderately. Despite these areas for improvement, Grok 3's deep domain knowledge in finance, healthcare, law, and science, combined with its high accuracy in critical enterprise use cases like data extraction and summarization, positions it as a powerful tool for businesses.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $3
Completion $15
Input Cache Read $0.75

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
xAI
xAI | x-ai/grok-3 131K $3 / 1M tokens $15 / 1M tokens
xAI
xAI | x-ai/grok-3 131K $5 / 1M tokens $25 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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