Devstral Small 1.1: API Pricing, Context Window & Benchmarks
Devstral Small 1.1 is a language model from Mistral, released in July 2025.
Devstral Small 1.1 (also called devstral-small-2507) is based on the Mistral-Small-3.1 foundation model and contains approximately 24 billion parameters. It supports a 128k token context window, which allows it to handle multi-file code
Devstral Small 1.1 benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
High-confidence performance for Devstral Small 1.1 across real-world prompt categories. Only 95% intervals at most 4 points wide are shown.
Performance by conversation depth
How Devstral Small 1.1 holds up as conversations get longer.
Quality Tracker
Devstral Small 1.1 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Fri Sep 04 2026Devstral Small 1.1 pricing
Providers
Devstral Small 1.1 starts at $0.100 per million input tokens and $0.300 per million output tokens via Mistral AI.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 Mistral AI | $0.100 | — | $0.300 | 128.0K/128.0K | 0.23 | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Devstral Small 1.1 model size
Devstral Small 1.1 has 24 billion parameters. See how it compares to other models in the same parameter range.
Devstral Small 1.1 context window
Input and output token limits for Devstral Small 1.1, plus how it ranks on long-context understanding.
Devstral Small 1.1 API
Available from the model provider
Devstral Small 1.1 has an official provider API. It is not currently routed through the LLM Stats gateway.
Read the official API documentationDevstral Small 1.1 latency
Devstral Small 1.1 time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.
Devstral Small 1.1 examples
Recent arena outputs from Devstral Small 1.1, picked from the highest-ranked matchups.
Devstral Small 1.1 license
Devstral Small 1.1 is released under the Apache 2.0 license, which permits commercial use, has 24.0B parameters.
- License
- Apache 2.0
- Commercial use allowed
- Parameters
- 24.0B
Apache License 2.0 - allows commercial use
Devstral Small 1.1 resources
Official sources for Devstral Small 1.1: api documentation, official launch post, model weights.
Devstral Small 1.1 vs other models
The most-compared alternatives to Devstral Small 1.1 are LongCat-Flash-Lite, Nemotron 3 Super (120B A12B), o3-mini. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Devstral Small 1.1
Models ranked just above and below Devstral Small 1.1 by LLM Stats score.
FAQ
Common questions about Devstral Small 1.1.