Developer head to head · prices updated Oct 31, 2026

Mistral AI vs OpenAI

Mistral vs GPT: every model's API price, compared

Mistral AI starts cheaper ($0.0218 vs $0.055 per 1M tokens); Mistral AI's typical model costs less ($0.175 vs $3.44); OpenAI has the more accurate top model (95.8% vs 49.0% GPQA).

Mistral and more

Mistral AI

from $0.0218 / 1M

18 models · typical $0.175 · top 49.0% GPQA

GPT and more

OpenAI

from $0.055 / 1M

39 models · typical $3.44 · top 95.8% GPQA, max reasoning

  • Cheaper entry modelMistral AI
  • More accurate top modelOpenAI
  • More modelsOpenAI

The matchups that matter

Mistral AIOpenAI
Cheapest modelmistral-nemo-instruct-2407 $0.0218 via DeepInfragpt-oss-20b $0.055 via W&B Inference (CoreWeave) · 60.8% GPQA, medium reasoning
Most accurate (GPQA)mistral-large-2407 $3.00 via Amazon Bedrock · 49.0% GPQAGPT-6 Astra $20.00 via OpenAI · 95.8% GPQA, max reasoning
Cheapest with 85%+ GPQAno GPQA score yetGPT-6 Luna $0.20 via OpenAI · 90.5% GPQA, max reasoning
Typical model price$0.175$3.44
Models we track1839

Blended list price per 1M tokens (3 input : 1 output) at each model's cheapest provider; only models at least two providers sell. GPQA Diamond by Epoch AI (CC BY 4.0), best measured reasoning setting.

Every model, cheapest first

Questions people ask

Is Mistral AI cheaper than OpenAI?

Yes at the cheap end: Mistral AI's cheapest model, mistral-nemo-instruct-2407, starts at $0.0218 per 1M tokens, against $0.055 for OpenAI's gpt-oss-20b. The typical (median) model costs $0.175 at Mistral AI and $3.44 at OpenAI.

Which has the more accurate model, Mistral AI or OpenAI?

Mistral AI's most accurate model we track, mistral-large-2407, scores 49.0% GPQA (GPQA Diamond, Epoch AI) for $3.00 per 1M tokens; OpenAI's GPT-6 Astra scores 95.8% GPQA, max reasoning for $20.00.

How many Mistral AI and OpenAI models can I buy through APIs?

We track 18 Mistral AI and 39 OpenAI models that at least two providers sell, with prices from each provider's pricing page.