Devstral 2 is Mistral AI's language model with a 256K context window, starting at $0.4 / 1M input and $2.00 / 1M output. 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 · 7 months ago
Benchmarks
Intelligence Index
19.2
#181
Coding Index
31.3
#71
Math Index
36.7
#162
MMLU-Pro
0.8
#151
GPQA
0.6
#279
HLE
0.0
#446
LiveCodeBench
0.4
#155
IFBench
0.4
#259
Time to First Token
0.69s
#315
SciCode
0.3
#216
AIME 2025
0.4
#162
LCR
0.3
#228
TerminalBench Hard
0.2
#147
TAU2
0.2
#275
Output TPS
60.4
#181

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$2.00Available
Devstral 2256K$0.400$2.00Current
Devstral Small 2256K$0.100$0.300Available
Devstral 2 123B Instruct200K$0.400$2.00Available
Devstral262K$0.400$2.00Available
Devstral Medium256K$0.400$2.00Available

Model IDs

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