Mistral AI logo

Mistral Medium 3.1


Mistral Medium 3.1 is Mistral AI logoMistral AI's language model with a 131K context window, available from 2 providers, starting at $0.400 / 1M input and $2.00 / 1M output. An updated release of Mistral Medium 3, refining enterprise-grade language capabilities with improved performance and efficiency.
Spec
Canonical IDmistral-medium-3-1
TypeLanguage
StatusActive
CreatorMistral AIMistral AI
Providers
Context Window131K tokens
Input ModalitiesImageText
Output ModalitiesText
Release Date · 9 months ago
Knowledge Cutoff
Intelligence Index
21.3
#205
Coding Index
18.3
#186
Math Index
38.3
#155
MMLU-Pro
0.7
#218
GPQA
0.6
#256
HLE
0.0
#340
LiveCodeBench
0.4
#165
IFBench
0.4
#218
Time to First Token
0.51s
#230
SciCode
0.3
#181
AIME 2025
0.4
#155
LCR
0.2
#243
TerminalBench Hard
0.1
#184
TAU2
0.4
#181
Output TPS
93.1
#123

Capabilities

Input2/5
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

ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Mistral AI logo
Mistral AI
mistral/mistral-medium-3-1-2508
$0.400$2.00N/A
OpenRouter logo
OpenRouter
mistralai/mistral-medium-3.1
$0.400$2.00$0.040

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Cydonia 24B V4.1131K$0.300$0.500Available
Mistral Small 4Available
Mistral Small 4 Non-ReasoningAvailable
Mistral Medium 3.5262K$1.50$7.50Available
Mistral Large 3 675B Instruct128K$0.500$1.50Available
Mistral Medium 3.1131K$0.400$2.00Current
Mistral Small 3.2 24B Instruct128K$0.075$0.200Available
Mistral Medium 3131K$0.400$2.00Available
Mistral 3 7BAvailable
Mistral 3 7B Instruct33K$0.200$0.200Available
Mistral Small 3Available

Model IDs