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Devstral 2 vs Ministral 3 3B

Devstral 2 vs Ministral 3 3B: Ministral 3 3B is cheaper for input-heavy usage ($0.10/M vs $0.40/M input tokens), while Devstral 2 is better for long-context tasks (262,144 tokens).

Direct answer: choose Ministral 3 3B for lower token spend and choose Devstral 2 when your workload needs longer context.

Compare input and output token pricing, context windows, and monthly cost estimates on one page so you can pick the cheaper model fast.

Mistral AI
Devstral 2
vs
Mistral AI
Ministral 3 3B

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

Ministral 3 3B

Per Request:$0.000150
Daily:$0.015
Monthly:$0.45
Yearly:$5.475

Cost Differences

$0.001250
Per Request
$0.125
Daily
$3.75
Monthly
$45.625
Yearly

Ministral 3 3B costs less than Devstral 2

Quick Recommendation

Winner for direct API pricing: Ministral 3 3B. At the default workload, Ministral 3 3B saves about $3.75/month ($45.625/year) versus Devstral 2.

Feature Comparison

FeatureDevstral 2Ministral 3 3B
ProviderMistral AIMistral AI
Input Price$0.40/1M tokens$0.10/1M tokens
Output Price$2.00/1M tokens$0.10/1M tokens
Context Window262,144 tokens256,000 tokens
Max Output32,768 tokens32,768 tokens
Categoryefficientefficient
Capabilities
textcode
textvision
Release Date12/9/202512/2/2025

Devstral 2 vs Ministral 3 3B: Which Should You Choose?

Choosing between Devstral 2 and Ministral 3 3B depends on your priorities: cost efficiency, context length, or raw capability. Ministral 3 3B is the more affordable option at $0.10/1M input tokens75% cheaper than Devstral 2. Meanwhile, Devstral 2 offers a significantly larger context window at 262,144 tokens vs 256,000 for Ministral 3 3B.

Both models are in the efficient category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: Ministral 3 3B would save you roughly $375.00/month compared to Devstral 2. For startups and indie developers, that difference can be significant.

Output costs matter too. Devstral 2 charges $2.00/1M output tokens vs $0.10 for Ministral 3 3B. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Ministral 3 3B has the edge here at $0.10/1M output tokens.

Multimodal capabilities: Ministral 3 3B supports vision (image inputs) while Devstral 2 is text-only. If your application needs image understanding, this narrows your choice.

Best Use Cases

Choose Devstral 2 when:

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

Choose Ministral 3 3B when:

  • • Budget is a primary concern
  • • You're already using Mistral AI's API ecosystem
  • • You're running high-volume, latency-sensitive workloads

Pros and Caveats at a Glance

Devstral 2

  • Input pricing: $0.40/M tokens
  • Output pricing: $2.00/M tokens
  • Context window: 262,144 tokens
  • Max output: 32,768 tokens

Watch out for

  • Higher input cost than Ministral 3 3B
  • Higher output cost than Ministral 3 3B

Ministral 3 3B

  • Input pricing: $0.10/M tokens
  • Output pricing: $0.10/M tokens
  • Context window: 256,000 tokens
  • Max output: 32,768 tokens

Watch out for

  • Smaller context window than Devstral 2

Try Different Scenarios

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

Devstral 2 (Mistral AI)

Ministral 3 3B (Mistral AI)

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Start using Ministral 3 3B today

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Frequently Asked Questions

Which is cheaper, Devstral 2 or Ministral 3 3B?
Ministral 3 3B is cheaper for input tokens at $0.10 per million tokens vs $0.40 for Devstral 2 — that's 75% savings on input costs.
What is the context window difference between Devstral 2 and Ministral 3 3B?
Devstral 2 supports 262,144 tokens while Ministral 3 3B supports 256,000 tokens — a difference of 6,144 tokens in favor of Devstral 2.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Ministral 3 3B is the lower-cost option, while Devstral 2 offers a larger context window (262,144 vs 256,000 tokens). Choose Ministral 3 3B 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 Ministral 3 3B costs about $0.45/month. Overall, Ministral 3 3B has lower combined input + output rates ($0.10 in, $0.10 out) vs Devstral 2.

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