Head to head

Devstral Small 2 vs GPT-5 nano

On a blended workload of one million input tokens and three million output tokens, Devstral Small 2 is 1.3× cheaper than GPT-5 nano.

Devstral Small 2GPT-5 nano
Provider Mistral OpenAI
Input / MTok $0.1 $0.05
Output / MTok $0.3 $0.4
Cache read / MTok $0.005
Context window
Blended 1M in + 3M out $1.00 $1.25
Status ga ga

Devstral Small 2 detail   GPT-5 nano detail