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Ministral 3 3B vs Ministral 3 8B

Ministral 3 3B vs Ministral 3 8B: Ministral 3 3B is cheaper for input-heavy usage ($0.10/M vs $0.15/M input tokens), while Ministral 3 3B is better for long-context tasks (256,000 tokens).

Direct answer: choose Ministral 3 3B for lower token spend and choose Ministral 3 3B 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
Ministral 3 3B
vs
Mistral AI
Ministral 3 8B

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

Ministral 3 3B

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

Ministral 3 8B

Per Request:$0.000225
Daily:$0.0225
Monthly:$0.675
Yearly:$8.2125

Cost Differences

+$0.000075
Per Request
+$0.007500
Daily
+$0.225
Monthly
+$2.7375
Yearly

Ministral 3 8B costs more than Ministral 3 3B

Quick Recommendation

Winner for direct API pricing: Ministral 3 3B. At the default workload, Ministral 3 3B saves about $0.225/month ($2.7375/year) versus Ministral 3 8B.

Feature Comparison

FeatureMinistral 3 3BMinistral 3 8B
ProviderMistral AIMistral AI
Input Price$0.10/1M tokens$0.15/1M tokens
Output Price$0.10/1M tokens$0.15/1M tokens
Context Window256,000 tokens256,000 tokens
Max Output32,768 tokens32,768 tokens
Categoryefficientefficient
Capabilities
textvision
textvision
Release Date12/2/202512/2/2025

Ministral 3 3B vs Ministral 3 8B: Which Should You Choose?

Choosing between Ministral 3 3B and Ministral 3 8B depends on your priorities: cost efficiency, context length, or raw capability. Ministral 3 3B is the more affordable option at $0.10/1M input tokens33% cheaper than Ministral 3 8B.

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 $22.50/month compared to Ministral 3 8B. For startups and indie developers, that difference can be significant.

Output costs matter too. Ministral 3 3B charges $0.10/1M output tokens vs $0.15 for Ministral 3 8B. 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: Both models support vision (image understanding), so you can send images alongside text prompts with either option.

Best Use Cases

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

Choose Ministral 3 8B when:

  • • You're already using Mistral AI's API ecosystem
  • • You're running high-volume, latency-sensitive workloads

Pros and Caveats at a Glance

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

  • Trade-offs are minor in this matchup.

Ministral 3 8B

  • Input pricing: $0.15/M tokens
  • Output pricing: $0.15/M tokens
  • Context window: 256,000 tokens
  • Max output: 32,768 tokens

Watch out for

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

Try Different Scenarios

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

Ministral 3 3B (Mistral AI)

Ministral 3 8B (Mistral AI)

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Start using Ministral 3 8B today

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Frequently Asked Questions

Which is cheaper, Ministral 3 3B or Ministral 3 8B?
Ministral 3 3B is cheaper for input tokens at $0.10 per million tokens vs $0.15 for Ministral 3 8B — that's 33% savings on input costs.
What is the context window difference between Ministral 3 3B and Ministral 3 8B?
Ministral 3 3B supports 256,000 tokens while Ministral 3 8B supports 256,000 tokens — a difference of 0 tokens in favor of Ministral 3 3B.
Which model is better for AI Chatbot?
Both models support text. For ai chatbot, Ministral 3 3B is the lower-cost option, while Ministral 3 3B offers a larger context window (256,000 vs 256,000 tokens). Choose Ministral 3 3B for budget sensitivity or Ministral 3 3B 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, Ministral 3 3B costs about $0.45/month and Ministral 3 8B costs about $0.675/month. Overall, Ministral 3 3B has lower combined input + output rates ($0.10 in, $0.10 out) vs Ministral 3 8B.

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