Comprehensive side-by-side LLM comparison
Devstral Small 1.1 leads with 12.6% higher average benchmark score. o1 offers 44.0K more tokens in context window than Devstral Small 1.1. Devstral Small 1.1 is $74.60 cheaper per million tokens. Overall, Devstral Small 1.1 is the stronger choice for coding tasks.
Mistral AI
Devstral Small was developed as a more efficient development-focused model, designed to bring software engineering assistance to resource-conscious deployments. Built to provide coding capabilities with reduced computational requirements, it enables developer tools in environments where efficiency is paramount.
OpenAI
o1 was developed as part of OpenAI's reasoning-focused model series, designed to spend more time thinking before responding. Built to excel at complex reasoning tasks in science, coding, and mathematics, it employs extended internal reasoning processes to solve harder problems than traditional language models through careful step-by-step analysis.
6 months newer

o1
OpenAI
2024-12-17

Devstral Small 1.1
Mistral AI
2025-07-11
Cost per million tokens (USD)

Devstral Small 1.1

o1
Context window and performance specifications
Average performance across 1 common benchmarks

Devstral Small 1.1

o1
Performance comparison across key benchmark categories

Devstral Small 1.1

o1
Available providers and their performance metrics

Devstral Small 1.1
Mistral AI

o1

Devstral Small 1.1

o1

Devstral Small 1.1

o1
Azure
OpenAI