Devstral 2 2512 vs o3 Deep Research: side-by-side summary

Devstral 2 2512 and o3 Deep Research are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Devstral 2 2512, from Mistral AI, has a 262,144-token context window and is priced at $0.40/M tokens input, $2/M tokens output on OpenRouter.

o3 Deep Research, from OpenAI, has a 200,000-token context window and is priced by the provider serving it on OpenRouter.

Context window

• Devstral 2 2512: 262,144 tokens
• o3 Deep Research: 200,000 tokens

Price

• Devstral 2 2512: $0.40/M tokens input, $2/M tokens output
• o3 Deep Research: Pricing varies by provider

Provided by

• Devstral 2 2512: Mistral AI
• o3 Deep Research: OpenAI

• Devstral 2 2512 model details, providers and pricing
• o3 Deep Research model details, providers and pricing