Comprehensive side-by-side LLM comparison
o3 leads with 34.7% higher average benchmark score. o3 offers 44.0K more tokens in context window than Mistral Small 3.1 24B Base. Mistral Small 3.1 24B Base is $9.60 cheaper per million tokens. Overall, o3 is the stronger choice for coding tasks.
Mistral AI
Mistral Small 3.1 24B Base represents an updated iteration of the 24B foundation model, developed with architectural refinements and improved training. Built to provide enhanced base capabilities for fine-tuning, it incorporates learnings from previous versions for better downstream performance.
OpenAI
o3 represents the next generation in OpenAI's reasoning model series, developed to advance the capabilities of deliberate, step-by-step problem solving. Built to handle increasingly complex challenges across mathematics, science, and coding, it continues the evolution of reasoning-focused AI with improved analytical depth and accuracy.
1 month newer

Mistral Small 3.1 24B Base
Mistral AI
2025-03-17

o3
OpenAI
2025-04-16
Cost per million tokens (USD)

Mistral Small 3.1 24B Base

o3
Context window and performance specifications
Average performance across 2 common benchmarks

Mistral Small 3.1 24B Base

o3
o3
2024-05-31
Available providers and their performance metrics

Mistral Small 3.1 24B Base
Mistral AI

o3

Mistral Small 3.1 24B Base

o3

Mistral Small 3.1 24B Base

o3
OpenAI