Model Tracker
Devstral Small 1.0
Devstral Small 1.0 is an AI model made by Mistral AI. Mistral AI released it on 21 May 2025. It is retired. It takes text and returns text.
Devstral Small 1.0 is an AI model made by Mistral AI. Mistral AI released it on 21 May 2025. It is retired. It takes text and returns text. Its context window is 128,000 tokens. Through the API it costs $0.10 per 1M tokens for input and $0.30 per 1M tokens for output. Its weights are open. Its licence is Apache 2.0.
- Released
- 21 May 2025 — docs.mistral.ai, read 16 October 2026
- Status
- Retired — docs.mistral.ai, read 16 October 2026
- Retired
- Not confirmed: Official Mistral pages give conflicting retirement dates: the model documentation says November 30, 2025, while the Legal Center lifecycle table says October 31, 2025. The retirement date cannot be confirmed consistently.
- Takes
- Text — huggingface.co, read 16 October 2026
- Returns
- Text — huggingface.co, read 16 October 2026
- Open weights
- Yes — huggingface.co, read 16 October 2026
- Licence
- Apache 2.0 — mistral.ai, read 16 October 2026
- Context window
- 128,000 tokens — huggingface.co, read 16 October 2026
- Longest answer
- Not confirmed: The maker's model page and model card do not state a standard maximum output-token limit for this model.
- Knowledge cutoff
- Not confirmed: The maker's model page, model card, announcement, and lifecycle page do not state a knowledge-cutoff date.
- API price, input
- $0.10 per 1M tokens — mistral.ai, read 16 October 2026
- API price, output
- $0.30 per 1M tokens — mistral.ai, read 16 October 2026
- Where
- API, Downloadable weights — mistral.ai, read 16 October 2026
- Parameters
- 24,000,000,000 — huggingface.co, read 16 October 2026
- Model card
- https://huggingface.co/mistralai/Devstral-Small-2505 — huggingface.co, read 16 October 2026
Questions
When was Devstral Small 1.0 released?
Mistral AI released Devstral Small 1.0 on 21 May 2025.
What is the context window of Devstral Small 1.0?
The context window of Devstral Small 1.0 is 128,000 tokens, as Mistral AI prints it.
How much does the Devstral Small 1.0 API cost?
On the standard tier, Devstral Small 1.0 costs $0.10 per 1M tokens for input and $0.30 per 1M tokens for output, as Mistral AI lists it.
Are the weights of Devstral Small 1.0 open?
Yes: Mistral AI publishes the weights of Devstral Small 1.0 for download.
What is the licence of Devstral Small 1.0?
The licence of Devstral Small 1.0 is Apache 2.0, as Mistral AI names it.
What does Devstral Small 1.0 take and return?
Devstral Small 1.0 takes text and returns text.
How many parameters does Devstral Small 1.0 have?
Devstral Small 1.0 has 24,000,000,000 parameters, as Mistral AI publishes it.
More from Mistral AI
- Codestral
- Codestral Mamba 7B
- Devstral 2
- Devstral Medium 1.0
- Devstral Small 1.1
- Devstral Small 2
- Leanstral
- Leanstral 1.5
- Magistral Medium 1.0
- Magistral Medium 1.1
- Magistral Medium 1.2
- Magistral Small 1.0
- Magistral Small 1.1
- Magistral Small 1.2
- Mathstral 7B
- Ministral 3 14B
- Ministral 3 8B
- Ministral 8B
- Mistral 7B
- Mistral Large 1.0
- Mistral Large 2.0
- Mistral Large 2.1
- Mistral Large 3
- Mistral Large 4
Sources
- Devstral Small 1.0 - Mistral AI | Mistral Docs (read 16 October 2026)
- Devstral Small 1 (read 16 October 2026)
- mistralai/Devstral-Small-2505 (read 16 October 2026)
- Devstral (read 16 October 2026)