Mistral Large 3 vs GPT-4o
Benchmark Performance
Available Benchmarks
| Benchmark | Mistral Large 3 | GPT-4o |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,427.62100% of row best · rating · mistral-large-3; 95% CI [1424.57601414, 1430.66670291]; votes 65336; rank 85 | 1,282.3390% of row best · rating · gpt-4o-2024-08-06; 95% CI [1278.14385443, 1286.52509361]; votes 45499; rank 250 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · leader | 1,226.84100% of row best · rating · mistral-large-3; 95% CI [1216.90651393, 1236.78308197]; votes 4751; rank 66 | 1,064.5487% of row best · rating · gpt-4o-2024-08-06; 95% CI [1052.10281463, 1076.97369812]; votes 3376; rank 119 |
| ToneBench2026-08-28-10-task-cd9819ab6e4d · overall_score · leader | 70.39100% of row best · points · Mistral Large 3 · 2,056 output tokens / case | 58.6683% of row best · points · GPT-4o · 1,174 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 3 benchmark winsOverall lead | 0 benchmark wins |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Mistral Large 3 | GPT-4o |
|---|---|---|
| Developer | Mistral AI | OpenAI |
| Family | Mistral Large 3 | Gpt 4o |
| Model | Mistral Large 3 | GPT-4o |
| Version | Mistral Large 3 | GPT-4o |
| Lifecycle | active | active |
| Released | 2025-12-02 | Unknown |
| Knowledge cutoff | Unknown | 2023-10-01 |
| Input modalities | Text, Image, Document | Text, Image |
| Output modalities | Text | Text |
| Context window | 262K | 128K |
| Total parameters | 675B | Unknown |
| Active parameters | 41B | Unknown |
| License | Apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Mistral AI (Standard), Openrouter (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | agents, chat, generation, structured_outputs, tools, vision | chat, generation, tools |
13 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
Mistral Large 3 Capabilities
GPT-4o Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
Mistral Large 3 vs GPT-4o FAQs
Is Mistral Large 3 or GPT-4o better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Mistral Large 3 and GPT-4o, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Mistral Large 3 or GPT-4o?+
Mistral Large 3 is $0.50 and GPT-4o is $1.25 per million tokens, so Mistral Large 3 is cheaper on this metric. Mistral Large 3 is $1.50 and GPT-4o is $5.00 per million tokens, so Mistral Large 3 is cheaper on this metric.
Which has a larger context window, Mistral Large 3 or GPT-4o?+
Mistral Large 3 has the larger sourced context window. Mistral Large 3 supports 262K and GPT-4o supports 128K.
Which performs better in benchmarks, Mistral Large 3 or GPT-4o?+
Mistral Large 3 leads the current overall benchmark count. The result uses 3 protocol-matched benchmarks from 2 publishers; it is not a universal quality score.
Can Mistral Large 3 or GPT-4o be self-hosted?+
Mistral Large 3 is the only model in this pair currently marked as self-hostable. Mistral Large 3 is open weight; GPT-4o is not marked open weight.
Can Mistral Large 3 and GPT-4o understand images?+
Mistral Large 3 is documented with image input; GPT-4o is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Mistral Large 3 or GPT-4o?+
Neither has a larger sourced maximum output. Mistral Large 3 is — and GPT-4o is 16K.
Do Mistral Large 3 and GPT-4o support reasoning and tool use?+
Mistral Large 3: tool calling and image input. GPT-4o: tool calling and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Mistral Large 3 or GPT-4o?+
Mistral Large 3 has 2 sourced provider routes; GPT-4o has 2, a tie.
Which offers better value, Mistral Large 3 or GPT-4o?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.