Mistral: Mistral Small 4

Mistral: Mistral Small 4

mistralai · Released Mar 16, 2026 Efficient
48.7
Our Score

Performance Profile

Intelligence3.3Technical2.7Value8Content5.5
Intelligence 3.3/10
Technical 2.7/10
Content 5.5/10
Value 8/10

Mistral Small 4 is the next major release in the Mistral Small family, unifying the capabilities of several flagship Mistral models into a single system. It combines strong reasoning from..

$0.15 / 1M
Input Price
$0.60 / 1M
Output Price
262,144 tokens
Context Window

Capabilities

Tool Use Function Calling Vision

Architecture

ModalityText + Image → Text
TokenizerMistral

Performance Indices

Source: Artificial Analysis

27.8 Intelligence Index
24.3 Coding Index
29.3 Agentic Index

Benchmark Scores

Intelligence

GPQA Diamond 76.9% Graduate-level scientific reasoning
HLE 9.5% Humanity's Last Exam
SciCode 38% Scientific computing

Technical

TerminalBench Hard 17.4% Agentic terminal tasks
τ²-Bench 41.2% Conversational agent benchmark

Content

IFBench 48.2% Instruction following
LCR 44.7% Long-context reasoning

Benchmark data from Artificial Analysis and Hugging Face

How does Mistral: Mistral Small 4 stack up?

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Model Information

OpenRouter ID mistralai/mistral-small-2603
Providermistralai
Model FamilyMistral
Release Date March 16, 2026
Context Length262,144 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.15 $0.000150
Output $0.60 $0.000600

Live Performance

Live endpoint metrics — refreshed every 30 minutes.

99.7%
Avg Uptime
497ms
Best Latency (TTFT)
149 tok/s
Best Throughput
2/2
Active Endpoints
Available via: Mistral, Venice

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