Model Comparison 2026

Codestral vs DeepSeek V4 Flash

Codestral
Mistral · Budget · Proprietary
$0.48/1M · 256K ctx
DeepSeek V4 Flash
DeepSeek · Budget · Open weights
$0.12/1M · 1.0M ctx

Community Vote

Pick a winner in each dimension — change your vote anytime.

Output Quality
Correctness and depth of what it produces
Agentic Ability
Tool calls, instruction-following, and multi-step tasks
Speed
Tokens per second and time-to-first-token
Value for $
How much capability you get per dollar
Reliability
Consistent results — fewer refusals, loops, and format breaks

Specs & Pricing, Side by Side

Spec
Codestral
DeepSeek V4 Flash
Maker
Mistral
DeepSeek
Blended price / 1M
$0.48
$0.12
Input / output
$0.30 in · $0.90 out / 1M tokens
$0.09 in · $0.18 out / 1M tokens
Context window
256K
1.0M
Open weights
No
Yes
Tool use
Yes
Yes
Reasoning
No
Yes
Output Quality
6.8
8.2
Agentic Ability
6.5
8.1
Speed
9.5
9.0
Value for $
8.9
10.0
Reliability
8.8
8.9

Pricing and capabilities synced from the OpenRouter catalogue. Scores are editorial (0–10).

Verdict: Codestral or DeepSeek V4 Flash?

Updated 2026-06-22

Choose Codestral if you want fast completions and lightweight code edits. Choose DeepSeek V4 Flash if you want cheap, high-volume open-weight agent steps.

In our editorial scoring, DeepSeek V4 Flash leads in 4 of five dimensions (output quality, agentic ability, value for $ and reliability), while Codestral leads in 1. On price, Codestral runs about $0.48 per 1M tokens (blended) and is proprietary; DeepSeek V4 Flash is about $0.12 and open-weight.

Where Codestral falls short
  • Not for deep agentic planning
  • Quality below the larger coders
Full Codestral breakdown →
Where DeepSeek V4 Flash falls short
  • Not for the hardest tasks
  • Quality below V4 Pro
Full DeepSeek V4 Flash breakdown →

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