code
Devstral Small 2 (24B, 2512)
Mistral 24B open coding model fine-tuned from Mistral-Small-3.1-24B-Base-2503.
Levelmodel
Classcode
Parameters24B
Context256,000
ReleasedDec 2025
Opennessopen weights permissive
Runs onconsumer GPU, laptop
Statusdeprecated
Benchmark Results
vendor-reported
SWE-bench Multilingualcoding
vendor-reported
55.7
050100
Score in %. Higher is better.
SWE-bench Verifiedcoding
vendor-reported
68
050100
Score in %. Higher is better.
Terminal-Bench 2.0agents and tool use
vendor-reported
22.5
050100
Score in %. Higher is better.
Where this comes from
Every score names who ran it: vendor-reported, maintainer-run or independent. A rank is shown with the population it was ranked in (gap rule 3).
Lineage
finetune
Mistral-Small-3.1-24B-Base-2503 is the parent (finetune)high confidencemodel cardWhere this comes from
Parent and child relations from model cards, Hugging Face base_model fields and the genealogy tables of the research notes. The tree shows two generations each way, 2 models. Confidence and evidence are the notes' own.
Identity
- Developer
- Mistral AI
- Family
- Devstral
- Released
- Dec 2025 sourcesnotes
- Weights published
- –
- Record checked
- 10 Oct 2026
Where this comes from
Developer and dates from the research notes. Release date is the vendor's public announcement; weights date is when open weights were published.
Architecture and Size
- Architecture
- dense transformer
- Total parameters
- 24B sources
- Active parameters
- –
- Checkpoint parameters
- –
- Context length
- 256,000 tokens
- Input
- text
- Output
- text
Where this comes from
Parameter counts as the developer states them. Where the checkpoint holds a different total, both are shown (register A16).
Openness and Access
- Openness
- open weights permissive
- Licence
- Apache License 2.0 sources
- Access routes
- open weights download
Where this comes from
The licence file governs over registry tags and aggregator labels.
Deployment
- Runs on
- consumer GPU, laptop
- Footprint
- Vendor states single RTX 4090 or 32 GB Mac (T4). API deprecated.
- Runtimes
- not in the notes
Where this comes from
Deployment tiers and runtimes as named in the notes. Footprint is the notes' figure, not a measurement by AURION.
Indonesia
- Indonesian support
- not stated
- Regional languages
- not in the notes
- Jakarta hosting
- unknown
- Languages
- not in the notes
Where this comes from
Indonesia fields are carried on every model; unknown is an allowed value.
Industry Use Cases
No industry use case links this model.
Links
DeveloperMistral AIstartup, France
Mistral AIstartup, FranceModelDevstral Small 2 (24B, 2512)Mistral AI, code
Devstral Small 2 (24B, 2512)Mistral AI, codeUse Casesnone recorded
Who Runs Itnone recorded
Organisations 1
Sources
- huggingface.co/mistralai/Devstral-Small-2-24B-Instruct-2512 https://huggingface.co/mistralai/Devstral-Small-2-24B-Instruct-2512
- huggingface.co/mistralai/Devstral-2-123B-Instruct-2512 https://huggingface.co/mistralai/Devstral-2-123B-Instruct-2512
- Models Overview docs.mistral.ai https://docs.mistral.ai/getting-started/models/models_overview/
To cite this page: Project AURION, AI Use-Cases Research & Innovation, "Devstral Small 2 (24B, 2512)", https://aurion.semai.id/models/mistral-ai-devstral-small-2-24b-instruct-2512/, records of October 2026.