Is Mistral AI Mistral Small 3.1 deprecated?
No longer available. Mistral AI shut Mistral Small 3.1 down on 2025-11-30 — calls to it fail.
What kind of model is this?
Tags describe what Mistral Small 3.1 takes in, what it is built for and how you can get it. Modality, access and language tags follow Mistral AI's own documentation; tier and use-case tags are our reading of the line-up.
- Modality
- Use case
- Tier
- Access
- Languages
Specifications
- Input price
- unknown
- Output price
- unknown
- Price band
- unknown
- Context window
- 131.1K tokens
- Max output
- unknown
- Input
- Text, image
- Output
- Text
- Knowledge cutoff
- unknown
- Tool use
- unknown
- Structured output
- unknown
- Weights licence
- Apache-2.0
- Model maker
- Mistral AI
“unknown” means the figure has not been published, or we have not verified it yet — never that the answer is no. “not published” under the weights licence means this model is not offered with downloadable weights. The price band is ours: it bands the blended price (three parts input to one part output) as budget (≤ $0.50), standard (≤ $3), premium (≤ $12) or flagship.
Lifecycle
- Released unknown
- Deprecated
- Retired
What is it good for?
No editorial profile for this model yet. The specifications above come from Mistral AI's own documentation and the suggestions below are derived from the data — shared tags, tier and price band — not written by hand.
What to use instead of Mistral Small 3.1
-
Ministral 3 14B Derived
Same provider, same tier (small), also open weights; shares chat and coding.
$0.20 in · $0.20 out / M tokens 262.1K context
-
Ministral 3 8B Derived
Same provider, same tier (small), also open weights; shares chat and coding.
$0.15 in · $0.15 out / M tokens 262.1K context
-
Gemma 4 26B A4B Instruct Derived
Alternative from Cloudflare Workers AI, same tier (small), also open weights; shares chat and coding.
$0.10 in · $0.30 out / M tokens 256K context
-
Llama 4 Scout 17B 16E Instruct Derived
Alternative from Cloudflare Workers AI, same tier (small), also open weights; shares chat and coding.
$0.27 in · $0.85 out / M tokens 131K context
-
GLM 5.3 Flash Derived
Alternative from Cloudflare Workers AI, same tier (small), also open weights; shares chat and coding.
$0.15 in · $0.50 out / M tokens 1M context
Derived suggestions are ranked from the data — shared tags, the same tier and a comparable price band — not from benchmark scores. Check the capability fit yourself: we track lifecycle, price and specifications.
Sources
- docs.mistral.ai https://docs.mistral.ai/models/mistral-small-3-1-25-03
- docs.mistral.ai https://docs.mistral.ai/models
- openrouter.ai https://openrouter.ai/api/v1/models
Verified against the source on . Dataset snapshot . Providers can change a date without notice — the link above is always the final word.
Common questions
- Is Mistral Small 3.1 deprecated?
- No longer available. Mistral AI shut Mistral Small 3.1 down on 2025-11-30 — calls to it fail.
- When does Mistral Small 3.1 shut down?
- Mistral AI has announced 2025-11-30 as the shutdown date for Mistral Small 3.1.
- What does Mistral Small 3.1 cost?
- No public price is listed for Mistral Small 3.1 in our dataset.
- What can I use instead of Mistral Small 3.1?
- Active alternatives include Mistral AI Ministral 3 14B, Mistral AI Ministral 3 8B, Cloudflare Workers AI Gemma 4 26B A4B Instruct.