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Mistral Medium 3.1

Deprecated

v25.08. Deprecated 2026-05-22, retirement 2026-08-31, replaced by Mistral Medium 3.5. Still in deprecation window as of 2026-06-28. Release date refined from '2025-08' 2026-08-07 from Mistral's typed docs schema (`releaseDate`, https://github.com/mistralai/platform-docs-public/tree/main/src/schema/models/models).

Mistral Medium 3.1 by Mistral is tracked live in our LLM catalog. It is deprecated, shutting down 31 Aug 2026; the recommended replacement is Mistral Medium 3.5.

Last verified: 26 Sep 2026 · sourced from official provider documentation

Retired on 31 Aug 2026 · deprecated since 22 May 2026

Lifecycle warning

This model is deprecated. Recommended migration: Mistral Medium 3.5.

Read the Mistral Medium 3.1 migration guide → replacement & cheapest alternatives

Provider
Mistral
Status
Deprecated
Input price
—
Output price
—
Cached input
—
Blended price
—
Context window
—
Max output
—
Modality
text, vision
Open weights
No — API only
Knowledge cutoff
—
Released
12 Aug 2025
API string
mistral-medium-2508

Source: Mistral official documentation ↗

See also

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FAQ

Mistral Medium 3.1 — questions & answers

Is Mistral Medium 3.1 being deprecated or retired?

Mistral Medium 3.1 is deprecated. Its scheduled shutdown date is 31 Aug 2026. The recommended migration is Mistral Medium 3.5.

Does Mistral Medium 3.1 support image or vision input?

Yes — Mistral Medium 3.1 accepts image input. Listed modalities: text, vision.

Can I self-host Mistral Medium 3.1?

No — Mistral Medium 3.1 is proprietary. Its weights are not publicly released, so it is available only through Mistral's API (or hosted partners), not for self-hosting.

What is the API model string for Mistral Medium 3.1?

The API model identifier for Mistral Medium 3.1 is "mistral-medium-2508" when calling Mistral's API.