GPT-5.5 vs Mistral Large 3

Mistral Large 3 is about 15.0× cheaper than GPT-5.5 on blended token cost ($0.75 vs $11.25 per 1M).

SpecGPT-5.5Mistral Large 3
ProviderOpenAIMistral
StatusGAGA
Input $/1M$5$0.5
Output $/1M$30$1.50
Blended $/1M$11.25$0.75
Context1.1M256K
Max output128K
Cutoff2025-12-01