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Codestral 2508 vs Devstral Small 2505 (Comparative Analysis)

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Comparative Analysis: Codestral 2508 vs. Devstral Small 2505
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Overview

Devstral Small 2505 was released 2 months before Codestral 2508.
Codestral 2508Codestral 2508
Devstral Small 2505Devstral Small 2505
Model Provider
The organization behind this AI's development
Mistral logoMistral
Mistral logoMistral
Input Context Window
Maximum input tokens this model can process at once
256K
tokens
131.1K
tokens
Output Token Limit
Maximum output tokens this model can generate at once
Not specified
tokens
131.1K
tokens
Release Date
When this model first became publicly available
August 1st, 2025
May 21st, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities
Codestral 2508
Devstral Small 2505
Input Types
Supported input formats
📝Text
📝Text
Output Types
Supported output formats
📝Text
📝Text
Tokenizer
Text encoding system
MistralMistral
Key Features
Advanced capabilities
Function CallingStructured OutputReasoning ModeContent Moderation
Function CallingStructured OutputReasoning ModeContent Moderation
Open Source
Model availability
ProprietaryAvailable on HuggingFace →

Pricing

Codestral 2508 is roughly 6.0x more expensive compared to Devstral Small 2505 for input tokens and roughly 4.1x more expensive for output tokens.
Codestral 2508Codestral 2508
Devstral Small 2505Devstral Small 2505
Input Token Cost
Cost per million input tokens
$0.30
per million tokens
$0.05
per million tokens
Output Token Cost
Cost per million outut tokens
$0.90
per million tokens
$0.22
per million tokens

Benchmarks

Compare relevant benchmarks between Codestral 2508 and Devstral Small 2505.
Codestral 2508Codestral 2508
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 Codestral 2508 and Devstral Small 2505 unique.
Mistral logoCodestral 2508 by Mistral can use external tools and APIs, generates structured data. It can handle standard conversations with its 256K token context window. Very affordable at $0.30/M input and $0.90/M output tokens. Released August 1st, 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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