AI Launch Profile

Mistral Small 3.1

Mistral AI released Mistral Small 3.1, an Apache 2.0 multimodal and multilingual model with improved text performance and 128K context.

Editorial image for Mistral Small 3.1 AI launch

At a glance

Launch Snapshot

Company
Mistral AI
Launch date
March 17, 2025
Launch type
Open-Source Release
Category
AI Open-Weight Models
Audience
Developers, Enterprises, Researchers
Pricing
Apache 2.0 model availability for download, with API and cloud platform access through Mistral and partners.
Free plan
Yes
API
Yes
Open weights/source
Yes

Verification & Sources

Status
Verified
Source links
3
Freshness
Needs recheck: verified June 8, 2026
Last verified
June 8, 2026
Last updated
June 11, 2026
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Kingy Launch Score

7.0 / 10 · Solid

One earned credibility score, computed from cited evidence — not a placeholder. How the Kingy Launch Score works

Why this score

  • Source & verification 7.0/10 — The Mistral announcement plus the model card documentation — two first-party sources. mistral.ai
  • Product evidence 8.0/10 — An Apache 2.0 multimodal, multilingual model with 128K context, available for download and via API and cloud platforms. docs.mistral.ai
  • Significance & novelty 6.0/10 — The record frames it as a strong fit for teams that care about deployability, latency, and open licensing — capable small models mattering in production. mistral.ai
  • Traction signals not scored — insufficient sourced evidence
  • Offer clarity 6.5/10 — Apache 2.0 availability for download, with API and cloud-platform access through Mistral and partners. mistral.ai

Evidence checked 2026-07-11

Kingy AI Take

Mistral released Mistral Small 3.1, an Apache 2.0 multimodal and multilingual model with improved text performance and 128K context (mistral.ai). It is a capable small open model for teams that care about deployability, latency, and open licensing. Performance should be compared against newer small models before adoption, so benchmark on your target latency and hardware.

Who it is for

Developers and enterprises seeking a capable small open model for assistants, function calling, image understanding, and lower-latency workflows.

Traction notes

Strong fit for teams that care about deployability, latency, and open licensing.