Mistral AI, proprietary

# Mistral Medium 3

> Mistral Medium 3 by Mistral AI, released May 2025. 2 published benchmark results. API: $0.40 in / $2 out per M tokens. 131K context. Scores, sources and comparisons.
- Canonical page: https://noometry.com/models/mistral-medium-3
- Last updated: 2026-10-10
- Title: Mistral Medium 3 Benchmarks, Price & Rank (October 2026)

Mistral Medium 3 by Mistral AI has 2 published benchmark results on Noometry, not yet enough to be ranked. API pricing starts at $0.40 per million input tokens and $2 per million output tokens, with a 131K-token context window.

Last verified October 10, 2026

## Specifications

- **Noometry rank:** Unranked
- **Index score:** Not ranked
- **Evidence:** Sparse 2 results
- **Provider:** [![](/logos/mistral.svg) Mistral AI](https://noometry.com/providers/mistral)
- **Released:** May 7, 2025
- **Weights:** Proprietary
- **Reasoning:** No
- **Context window:** 131K
- **Max output:** 131K
- **Input price:** $0.40 / M
- **Output price:** $2 / M
- **Blended price:** $0.80 / M
- **Output speed:** Not measured
- **Value:** Not ranked
- **Knowledge cutoff:** May 2025
- **Input:** text, image

## Category scores

Each category score combines every public result we have in that category.

Mistral Medium 3 category scores

1.  Knowledge 34.6
2.  34.434.634.8

Mistral Medium 3 category ranks
| Category | Score | Rank | Results |
| --- | --- | --- | --- |
| [Knowledge](https://noometry.com/best/knowledge) | 34.6 | — | 1 |

Sponsored placements are available on pages like this one. [Advertise on Noometry](https://noometry.com/advertise)

## Benchmark results

Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.

### Reasoning

Mistral Medium 3 Reasoning benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [Epoch Capabilities Index](https://noometry.com/benchmarks/epoch-capabilities-index) | 134.07 | #128 of 213, top 61% |  | [Epoch AI](https://epoch.ai/eci) | 2025-05-07 |

### Knowledge

Mistral Medium 3 Knowledge benchmark results
| Benchmark | Score | Position | Setting | Source | Date |
| --- | --- | --- | --- | --- | --- |
| [Confabulations](https://noometry.com/benchmarks/confabulations) (lower is better) | 21.9% | #37 of 51, top 73% |  | [Lech Mazur benchmarks](https://github.com/lechmazur/confabulations) |  |

## API pricing by provider

Mistral Medium 3 API prices
| Route | Input $/M | Output $/M | Cached input $/M | Checked |
| --- | --- | --- | --- | --- |
| [openrouter](https://openrouter.ai/mistralai/mistral-medium-3) | $0.40 | $2 | $0.04 | 2026-10-10 |
| [vertex](https://cloud.google.com/vertex-ai/generative-ai/docs/models) | $0.40 | $2 | — | 2026-10-10 |

[All Mistral AI API prices →](https://noometry.com/llm-pricing/mistral) [Estimate your cost →](https://noometry.com/tools/cost-calculator)

## Compare Mistral Medium 3

-   [Mistral Medium 3 vs Mistral Medium](https://noometry.com/compare/mistral-medium-vs-mistral-medium-3)
-   [Mistral Medium 3 vs GPT-6 Astra](https://noometry.com/compare/gpt-6-astra-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Claude Fable 5.1](https://noometry.com/compare/claude-fable-5-1-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Claude Opus 5.5](https://noometry.com/compare/claude-opus-5-5-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Claude Opus 5](https://noometry.com/compare/claude-opus-5-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Claude Fable 5](https://noometry.com/compare/claude-fable-5-vs-mistral-medium-3)
-   [Mistral Medium 3 vs GPT-6.1 Sol](https://noometry.com/compare/gpt-6-1-sol-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Gemini 3.8 Flash](https://noometry.com/compare/gemini-3-8-flash-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Kimi K3](https://noometry.com/compare/kimi-k3-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Grok 4.6](https://noometry.com/compare/grok-4-6-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Qwen3.8 Max](https://noometry.com/compare/mistral-medium-3-vs-qwen3-8-max)
-   [Mistral Medium 3 vs GLM-5.3](https://noometry.com/compare/glm-5-3-vs-mistral-medium-3)
-   [Mistral Medium 3 vs Muse Spark 1.3](https://noometry.com/compare/mistral-medium-3-vs-muse-spark-1-3)
-   [Mistral Medium 3 vs DeepSeek V4 Pro](https://noometry.com/compare/deepseek-v4-pro-vs-mistral-medium-3)

## Other Mistral AI models

-   [Mistral Large 4](https://noometry.com/models/mistral-large-4)43.1
-   [Mistral Medium 3.5](https://noometry.com/models/mistral-medium-3-5)40.2
-   [Mistral Large 3](https://noometry.com/models/mistral-large-3)39.1
-   [Mistral Medium](https://noometry.com/models/mistral-medium)36.3
-   [Magistral Medium](https://noometry.com/models/magistral-medium)35.2
-   [Devstral Small 2505](https://noometry.com/models/devstral-small)34.3
-   [Mistral Small](https://noometry.com/models/mistral-small)33.4
-   [Pixtral Large](https://noometry.com/models/pixtral-large)32.2

## Frequently asked questions

### How good is Mistral Medium 3?

Mistral Medium 3 by Mistral AI has 2 published benchmark results on Noometry, not yet enough to be ranked. API pricing starts at $0.40 per million input tokens and $2 per million output tokens, with a 131K-token context window.

### How much does Mistral Medium 3 cost?

Mistral Medium 3 costs $0.40 per million input tokens and $2 per million output tokens on vertex.

### What is Mistral Medium 3's context window?

Mistral Medium 3 accepts up to 131K tokens of input and can write up to 131K tokens in one response.

### Is Mistral Medium 3 open source?

No. Mistral Medium 3 is proprietary and available only through Mistral AI's API and partner platforms.

### Cite this page

Noometry. (2026). Mistral Medium 3 benchmarks and pricing. Retrieved October 10, 2026, from https://noometry.com/models/mistral-medium-3

Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/models/mistral-medium-3.md).