Devstral 2 is Mistral AI's language model with a 256K context window. The second generation of Mistral AI's Devstral agentic coding model, a 123B dense transformer excelling at tool-use and software engineering workflows.
Specifications
Canonical IDmistral-devstral-2
TypeLanguage
StatusActive
CreatorMistral AIMistral AI
Providers
Context Window256K tokens
Input ModalitiesText
Output ModalitiesText
Release Date · 10 months ago
Benchmarks
Intelligence Index
#364
Coding Index
#116
Math Index
#188
MMLU-Pro
#175
GPQA
#345
HLE
#522
LiveCodeBench
#177
IFBench
#283
Time to First Token
#221
SciCode
#300
AIME 2025
#188
LCR
#312
TerminalBench Hard
#158
TAU2
#298
Output TPS
#461

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning·
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Vercel AI Gateway logo
Vercel AI Gateway
mistral/devstral-2
$0.4$2.00

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Devstral 2 123B256K$0.400$2.00Deprecating
Devstral 2256K——Current
Devstral Small 2256K——Available
Devstral 2 123B Instruct—200K——Deprecated
Devstral262K$0.400$2.00Deprecated
Devstral Medium256K$0.400$2.00Deprecated

Model IDs

devstral-2
mistral-devstral-2
mistral/devstral-2