GPT-5.4 vs Mistral Large 2
GPT-5.4 leads the LLM Stats Score 42.2 to 7.4. Mistral Large 2 is 1.9x cheaper per token.
OpenAI · Mistral AI · Updated for 2026
Which is better?
GPT-5.4 leads the overall LLM Stats Score 42.2 to 7.4, ranking #47 overall.
On price, Mistral Large 2 is roughly 1.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
GPT-5.4 also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose GPT-5.4
- overall performance matters — it scores 42.2 and ranks #47 on LLM Stats
- your work emphasizes reasoning and coding — it leads those capability indexes
- you process long inputs — it offers a 1,000,000 token context window
- you want the most recent training data — it shipped Mar 2026
Choose Mistral Large 2
- cost matters — it's about 1.9x cheaper per token
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
23 reported for GPT-5.4 · 5 for Mistral Large 2
GPT-5.4 and Mistral Large 2don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, GPT-5.4 ($2.50/1M tokens) is 1.3x more expensive than Mistral Large 2 ($2.00/1M tokens).
For output processing, GPT-5.4 ($15.00/1M tokens) is 2.5x more expensive than Mistral Large 2 ($6.00/1M tokens).
In conclusion, GPT-5.4 is more expensive than Mistral Large 2.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
GPT-5.4 accepts 1,000,000 input tokens compared to Mistral Large 2's 128,000 tokens. Both models can generate responses up to 128,000 tokens.
Input capabilities
Documented input modalities across available providers
GPT-5.4 supports multimodal inputs, whereas Mistral Large 2 does not.
GPT-5.4 can handle both text and other forms of data like images, making it suitable for multimodal applications.
GPT-5.4
Mistral Large 2
License
Usage and distribution terms
GPT-5.4 is licensed under a proprietary license, while Mistral Large 2 uses Mistral Research License.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Mistral Research License
Open weights
Release Timeline
When each model was launched
GPT-5.4 was released on 2026-03-05, while Mistral Large 2 was released on 2024-07-24.
GPT-5.4 is 20 months newer than Mistral Large 2.
Mar 5, 2026
6 months ago
1.6yr newerJul 24, 2024
2.1 years ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
GPT-5.4 is available from OpenAI. Mistral Large 2 is available from Google, Mistral AI.
GPT-5.4
Mistral Large 2
Outputs Comparison
Judge for yourself.
Run your own prompts against GPT-5.4 and Mistral Large 2 side-by-side, then vote on the output you prefer.
FAQ
Common questions about GPT-5.4 vs Mistral Large 2.