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Devstral 2

Devstral 2 is Mistralโ€™s next-generation 123B-parameter dense transformer coding model with a 256K context window, released together with the 24B Devstral Small 2 under permissive open-source licenses. It targets code agents, reaches about 72 percent on SWE-bench Verified, and supports exploration of large codebases plus image inputs. Combined with Mistral Vibe CLI, an Apache-2.0 open-source terminal assistant, it can scan projects, modify multiple files, run shell commands and coordinate end-to-end software engineering tasks through a project-aware natural-language chat interface.
Text Gen 7
Released: December 12, 2025

Overview

Devstral 2 is Mistral AIโ€™s 123B open-weight coding model family, paired with the open-source Mistral Vibe CLI agent, to explore, edit and execute changes across large codebases with a 256K context window for autonomous software engineering workflows

Pricing

Compare Devstral 2 with other models listed in the same vendor pricing tiers and context lengths.

Standard

Model Input Cached input Output Unit
Codestral 25.01 Mistral AI
$0.3 - $0.9 per 1M tokens
Devstral 2 This model Mistral AI
$0.4 - $2 per 1M tokens
Magistral Medium Mistral AI
$2 - $5 per 1M tokens
Magistral Small Mistral AI
$0.5 - $1.5 per 1M tokens
Ministral 3 14B Mistral AI
$0.2 - $0.2 per 1M tokens
Ministral 3 3B Mistral AI
$0.1 - $0.1 per 1M tokens
Ministral 3 8B Mistral AI
$0.15 - $0.15 per 1M tokens
Mistral Large 3 Mistral AI
$0.5 - $1.5 per 1M tokens
Mistral Medium 3.5 Mistral AI
$1.5 - $7.5 per 1M tokens
Mistral NeMo Mistral AI
$0.15 - $0.15 per 1M tokens
Mistral Small 4 Mistral AI
$0.1 - $0.3 per 1M tokens
Mixtral 8x22B Mistral AI
$2 - $6 per 1M tokens
$0.1 - $0.4 per 1M tokens

About Mistral AI

Mistral AI is a company that specializes in artificial intelligence and machine learning solutions.

Industry: Artificial Intelligence
Company Size: 316
Location: Paris, FR
Website: mistral.ai
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Benchmark scores

How Devstral 2 ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.

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Tools using Devstral 2

Last updated: April 6, 2026
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