Devstral 2 vs Mistral Medium 3.1

Compare Mistral AI and Mistral AI AI models

Mistral AI

Devstral 2

Mistral AI

Mistral Medium 3.1

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Cost Comparison (1000 input + 500 output tokens, 100 requests/day)

Devstral 2

Per Request:$0.001400

Daily:$0.14

Monthly:$4.20

Yearly:$51.10

Mistral Medium 3.1

Per Request:$0.001400

Daily:$0.14

Monthly:$4.20

Yearly:$51.10

Cost Differences

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Mistral Medium 3.1 costs less than Devstral 2

Feature Comparison

Feature	Devstral 2	Mistral Medium 3.1
Provider	Mistral AI	Mistral AI
Input Price	$0.40/1M tokens	$0.40/1M tokens
Output Price	$2.00/1M tokens	$2.00/1M tokens
Context Window	262,144 tokens	131,072 tokens
Max Output	32,768 tokens	16,384 tokens
Category	efficient	balanced
Capabilities	textcode	textcodereasoning
Release Date	12/9/2025	8/1/2025

Devstral 2 vs Mistral Medium 3.1: Which Should You Choose?

Choosing between Devstral 2 and Mistral Medium 3.1 depends on your priorities: cost efficiency, context length, or raw capability. Mistral Medium 3.1 is the more affordable option at $0.40/1M input tokens. Meanwhile, Devstral 2 offers a significantly larger context window at 262,144 tokens vs 131,072 for Mistral Medium 3.1.

These models target different tiers: Devstral 2 is a efficient model while Mistral Medium 3.1 is balanced. This means they're optimized for different workloads. Mistral Medium 3.1 targets more demanding workloads, while Devstral 2 provides a cost-effective option for everyday tasks.

Output costs matter too. Devstral 2 charges $2.00/1M output tokens vs $2.00 for Mistral Medium 3.1.

Best Use Cases

Choose Devstral 2 when:

• You need a larger context window (262,144 tokens)
• You need longer outputs (up to 32,768 tokens)
• You're already using Mistral AI's API ecosystem
• You're running high-volume, latency-sensitive workloads

Choose Mistral Medium 3.1 when:

• You need more capabilities (reasoning)
• You're already using Mistral AI's API ecosystem

Try Different Scenarios

Use the calculator below to see how costs change with different usage patterns

Devstral 2 (Mistral AI)

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Mistral Medium 3.1 (Mistral AI)

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Frequently Asked Questions

Which is cheaper, Devstral 2 or Mistral Medium 3.1?▼

Mistral Medium 3.1 is cheaper for input tokens at $0.40 per million tokens vs $0.40 for Devstral 2.

What is the context window difference between Devstral 2 and Mistral Medium 3.1?▼

Devstral 2 supports 262,144 tokens while Mistral Medium 3.1 supports 131,072 tokens — a difference of 131,072 tokens in favor of Devstral 2.

Which model is better for AI Chatbot?▼

Both models support text. For ai chatbot, Mistral Medium 3.1 is the lower-cost option, while Devstral 2 offers a larger context window (262,144 vs 131,072 tokens). Choose Mistral Medium 3.1 for budget sensitivity or Devstral 2 for longer context tasks.

Which model has better overall pricing for heavy usage?▼

At 100 requests/day with 1,000 input and 500 output tokens each, Devstral 2 costs about $4.20/month and Mistral Medium 3.1 costs about $4.20/month. Overall, Mistral Medium 3.1 has lower combined input + output rates ($0.40 in, $2.00 out) vs Devstral 2.