Comprehensive side-by-side LLM comparison
Grok 4 offers 85.0K more tokens in context window than o1 mini. o1 mini is $24.50 cheaper per million tokens. Grok 4 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
xAI
Grok 4, released by xAI on July 10, 2025, is a large language model featuring first-principles reasoning and comprehensive multimodal support. It features a 260K token context window and demonstrated strong performance on advanced reasoning and coding benchmarks. Grok 4 targets complex multi-step reasoning tasks, scientific analysis, and agentic workflows via the xAI API.
OpenAI
OpenAI o1 mini, released by OpenAI in September 2024, is a lightweight reasoning model from the o1 family optimized for efficient STEM problem-solving at lower cost and latency. It features a 128K token context window and applies chain-of-thought reasoning specifically tuned for mathematics, science, and coding tasks. o1 mini targets use cases where rapid, cost-efficient reasoning is preferred over the broader capabilities of the full o1 model.
10 months newer

o1 mini
OpenAI
2024-09-12

Grok 4
xAI
2025-07-10
Cost per million tokens (USD)
Grok 4
o1 mini
Context window and performance specifications
Available providers and their performance metrics
Grok 4
xAI
o1 mini
Grok 4
o1 mini
Grok 4
o1 mini
OpenAI