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Claude Sonnet 4 vs Devstral Small 2505 (Comparative Analysis)

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Comparative Analysis: Claude Sonnet 4 vs. Devstral Small 2505
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Overview

Devstral Small 2505 was released 1 day before Claude Sonnet 4.
Claude Sonnet 4Claude Sonnet 4
Devstral Small 2505Devstral Small 2505
Model Provider
The organization behind this AI's development
Anthropic logoAnthropic
Mistral logoMistral
Input Context Window
Maximum input tokens this model can process at once
1M
tokens
131.1K
tokens
Output Token Limit
Maximum output tokens this model can generate at once
64K
tokens
131.1K
tokens
Release Date
When this model first became publicly available
May 22nd, 2025
May 21st, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities
Claude Sonnet 4
Devstral Small 2505
Input Types
Supported input formats
🖼️Image📝Text📁File
📝Text
Output Types
Supported output formats
📝Text
📝Text
Tokenizer
Text encoding system
ClaudeMistral
Key Features
Advanced capabilities
Function CallingStructured OutputReasoning ModeContent Moderation
Function CallingStructured OutputReasoning ModeContent Moderation
Open Source
Model availability
ProprietaryAvailable on HuggingFace →

Pricing

Claude Sonnet 4 is roughly 60.0x more expensive compared to Devstral Small 2505 for input tokens and roughly 68.2x more expensive for output tokens.
Claude Sonnet 4Claude Sonnet 4
Devstral Small 2505Devstral Small 2505
Input Token Cost
Cost per million input tokens
$3.00
per million tokens
$0.05
per million tokens
Output Token Cost
Cost per million outut tokens
$15.00
per million tokens
$0.22
per million tokens

Benchmarks

Compare relevant benchmarks between Claude Sonnet 4 and Devstral Small 2505.
Claude Sonnet 4Claude Sonnet 4
Devstral Small 2505Devstral Small 2505
MMLU
Measures knowledge across 57 subjects like law, math, history, and science
Benchmark not available.
Benchmark not available.
MMMU
Measures understanding of combined text and images across various domains
Benchmark not available.
Benchmark not available.
HellaSwag
Measures common sense reasoning by having models complete sentences about everyday situations
Benchmark not available.
Benchmark not available.

At a Glance

Quick overview of what makes Claude Sonnet 4 and Devstral Small 2505 unique.
Anthropic logoClaude Sonnet 4 by Anthropic understands both text and images, can use external tools and APIs, offers advanced reasoning. It can handle standard conversations with its 1M token context window. Premium pricing at $3.00/M input and $15.00/M output tokens. Released May 22nd, 2025.
Mistral logoDevstral Small 2505 by Mistral can use external tools and APIs, generates structured data. It can handle standard conversations with its 131.1K token context window. Very affordable at $0.05/M input and $0.22/M output tokens. Released May 21st, 2025.

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