Compare / head-to-head
Mistral Large 3vso3
Mistral Large 3 and o3 do not yet share a public benchmark, so quality cannot be compared apples-to-apples. Mistral Large 3 is 5x cheaper per token. Mistral Large 3 has the larger context window (256K tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0
no overlap yet
Cheaper per token
Mistral Large 3
5x cheaper, input + output
Larger context
Mistral Large 3
256K tokens
Provider uptime (30d)
100% · 94.2446%
Mistral AI · OpenAI
Mistral Large 3
Mistral AI · released 2025-12-02
textvision
Quality
Benchmark matrix
0 shared · 1 only Mistral Large 3 · 7 only o3| Benchmark | Mistral Large 3 | o3 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 0 | ||||
| No public benchmark is reported for both models yet. | ||||
| Only Mistral Large 3 reports · 1 | ||||
| LMArena Elo | 1427 ↗ | not reported | — | — |
| Only o3 reports · 7 | ||||
| SWE-bench Verified | not reported | 69.1% ↗ | — | — |
| GPQA Diamond | not reported | 81.8% ↗epoch | — | — |
| AIME 2025 | not reported | 89.2% ↗matharena ⚠ | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | not reported | 33.3% ↗epoch | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 84.4% ↗epoch | — | — |
| SimpleQA Verified | not reported | 49.4% ↗epoch | — | — |
| SWE-bench Verified (Epoch AI run) | not reported | 62.3% ↗epoch | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Mistral Large 3 minus o3 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Mistral Large 3 | o3 | Edge |
|---|---|---|---|
| Context window | 256K tokens | 200K tokens | Mistral Large 3 |
| Max output | — | 100K tokens | — |
| Input price / 1M | $0.5 ↗ | $2 ↗ | Mistral Large 3 |
| Output price / 1M | $1.5 ↗ | $8 ↗ | Mistral Large 3 |
| Cached input / 1M | $0.05 ↗ | $0.5 ↗ | Mistral Large 3 |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $2 | $10 | Mistral Large 3 |
| Modalities | text · vision | text · vision | Tie |
| Released | 2025-12-02 | 2025-04-16 | — |
| Cited benchmark scores | 1 | 7 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Mistral Large 3 vs …
Models sharing the most benchmarksMore matchups
o3 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Mistral Large 3 and o3 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.