Devstral Medium is Mistral AI's language model with a 256K context window, starting at $0.4 / 1M input and $2.00 / 1M output. Mistral AI's mid-tier agentic coding model developed jointly with All Hands AI, balancing code generation performance and efficiency.
Specifications
Canonical IDmistral-devstral-medium
TypeLanguage
StatusDeprecated
CreatorMistral AIMistral AI
Providers
Context Window256K tokens
Input ModalitiesText
Output ModalitiesText
Release Date · 1 year ago
Knowledge Cutoff · 1 year ago
Deprecation Date
Benchmarks
Intelligence Index
#325
Math Index
#253
MMLU-Pro
#220
GPQA
#404
HLE
#489
LiveCodeBench
#207
AIME
#143
IFBench
#367
Time to First Token
#212
SciCode
#318
MATH-500
#137
AIME 2025
#253
LCR
#300
TerminalBench Hard
#227
TAU2
#339
Output TPS
#444

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities4/13
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
Cache Read
$ / 1M
Mistral AI logo
Mistral AI
mistral/devstral-medium-2507
$0.4$2.00N/A
Mistral AI logo
Mistral AI
mistral/devstral-medium-latest
N/AN/A$0.04

Cost Calculator

US Dollar ($)
Preset:

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Devstral 2 123B256K$0.400$2.00
Devstral 2256K
Devstral Small 2Small256K
Devstral 2 123B Instruct200K$0.400$2.00
Devstral262K$0.400$2.00

Model IDs

devstral-medium
devstral-medium-2507
devstral-medium-latest
mistral-devstral-medium
mistral/devstral-medium-2507
mistral/devstral-medium-latest
mistralai/devstral-medium