gpt-oss-120b is 18.5× cheaper per million tokens (blended). Mistral Large 3 2512 has the larger context window (262,144 vs 131,072 tokens, 2.0×). gpt-oss-120b is open-weights; the other is not.

Mistral Large 3 2512 vs gpt-oss-120b

Live catalog fields. Best-in-row is highlighted.

Mistral Large 3 2512

Mistral · mistralai__mistral-large-2512

gpt-oss-120bopen

OpenAI · openai__gpt-oss-120b

Identity

Fieldmistralai__mistral-large-2512openai__gpt-oss-120b
ProviderMistralOpenAI
Slugmistralai__mistral-large-2512openai__gpt-oss-120b
Statuslivelive
Open weightsNoYes
License——
HuggingFace—openai/gpt-oss-120b

Quality

Fieldmistralai__mistral-large-2512openai__gpt-oss-120b
Quality index (0–100)——

Cost

Fieldmistralai__mistral-large-2512openai__gpt-oss-120b
Input $ / 1M tokens$0.50$0.02
Cached input $ / 1M$0.05$0.02
Output $ / 1M tokens$1.50$0.09

Context

Fieldmistralai__mistral-large-2512openai__gpt-oss-120b
Max context tokens262,144131,072
Max output tokens209,71565,536

Modalities

Fieldmistralai__mistral-large-2512openai__gpt-oss-120b
Inputtext, image, filetext
Outputtexttext