Mistral: Devstral Small 1.1

Mistral: Devstral Small 1.1

mistralai · Released Jul 10, 2025 Efficient
Intelligence #194 / 557
41.9 Our Score
Speed #33 / 257
196.4 tokens / sec
Input #189 / 557
$0.100 per 1M tokens
Output #200 / 557
$0.300 per 1M tokens
Context #220 / 557
131,072 tokens

Analysis Summary

Mistral: Devstral Small 1.1 sits in the Efficient tier on our leaderboard, ranked #194 of 557 published models on overall intelligence. At $0.100 input and $0.300 output per 1M tokens, it is among the most expensive on the market. It offers a standard large context window and supports tool use and function calling.

Editorial notes

Mistral Devstral Small 1.1 is a coding-focused model with tool use, function calling, and low pricing at $0.10 input; agentic index is reasonable for its size, though overall intelligence is limited.

Assessed May 17, 2026

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

Performance Profile

Intelligence3Technical2.4Value7.8Content4
Intelligence 3/10
Technical 2.4/10
Content 4/10
Value 7.8/10

Devstral Small 1.1 is a 24B parameter open-weight language model for software engineering agents, developed by Mistral AI in collaboration with All Hands AI. Finetuned from Mistral Small 3.1 and..

Capabilities

Tool Use Function Calling

Performance Indices

Source: Artificial Analysis

15.2 Intelligence Index
12.1 Coding Index
17.2 Agentic Index
29.3 Math Index

Benchmark Scores

Intelligence

GPQA Diamond 41.4% Graduate-level scientific reasoning
HLE 3.7% Humanity's Last Exam
MMLU Pro 62.2% Multi-task language understanding
MATH 500 63.5% Mathematical problem-solving
AIME 0.3% Competition mathematics
AIME 2025 29.3% Competition mathematics (2025)
SciCode 24.3% Scientific computing

Technical

LiveCodeBench 25.4% Live coding evaluation
TerminalBench Hard 6.1% Agentic terminal tasks
τ²-Bench 28.4% Conversational agent benchmark

Content

IFBench 34.6% Instruction following
LCR 17% Long-context reasoning

Benchmark data from Artificial Analysis and Hugging Face

How does Mistral: Devstral Small 1.1 stack up?

Compare side-by-side with other efficient models.

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Model Information

OpenRouter ID mistralai/devstral-small
Providermistralai
Release Date July 10, 2025
Context Length131,072 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.10 $0.000100
Output $0.30 $0.000300

Live Performance

Live endpoint metrics — refreshed every 30 minutes.

100%
Avg Uptime
289ms
Best Latency (TTFT)
128.5 tok/s
Best Throughput
1/1
Active Endpoints
Available via: Mistral

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