Model Comparison

Claude 3 Opus vs Mistral Small 3.1 24B Base

Claude 3 Opus significantly outperforms across most benchmarks. Mistral Small 3.1 24B Base is 200.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Claude 3 Opus outperforms in 3 benchmarks (GPQA, MMLU, MMLU-Pro), while Mistral Small 3.1 24B Base is better at 0 benchmarks.

Claude 3 Opus significantly outperforms across most benchmarks.

Fri May 15 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Mistral Small 3.1 24B Base costs less

For input processing, Claude 3 Opus ($15.00/1M tokens) is 150.0x more expensive than Mistral Small 3.1 24B Base ($0.10/1M tokens).

For output processing, Claude 3 Opus ($75.00/1M tokens) is 250.0x more expensive than Mistral Small 3.1 24B Base ($0.30/1M tokens).

In conclusion, Claude 3 Opus is more expensive than Mistral Small 3.1 24B Base.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Fri May 15 2026 • llm-stats.com

Claude 3 Opus

Input tokens$15.00

Output tokens$75.00

Best providerAnthropic

Mistral Small 3.1 24B Base

Input tokens$0.10

Output tokens$0.30

Best providerMistral

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Context Window

Maximum input and output token capacity

Claude 3 Opus accepts 200,000 input tokens compared to Mistral Small 3.1 24B Base's 128,000 tokens. Claude 3 Opus can generate longer responses up to 200,000 tokens, while Mistral Small 3.1 24B Base is limited to 128,000 tokens.

Claude 3 Opus

Input200,000 tokens

Output200,000 tokens

Mistral Small 3.1 24B Base

Input128,000 tokens

Output128,000 tokens

Fri May 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Opus and Mistral Small 3.1 24B Base support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude 3 Opus

Text

Images

Audio

Video

Mistral Small 3.1 24B Base

Text

Images

Audio

Video

License

Usage and distribution terms

Claude 3 Opus is licensed under a proprietary license, while Mistral Small 3.1 24B Base uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Claude 3 Opus

Proprietary

Closed source

Mistral Small 3.1 24B Base

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while Mistral Small 3.1 24B Base was released on 2025-03-17.

Mistral Small 3.1 24B Base is 13 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.2 years ago

Mistral Small 3.1 24B Base

Mar 17, 2025

1.2 years ago

1.0yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude 3 Opus is available from Anthropic, Bedrock, Google. Mistral Small 3.1 24B Base is available from Mistral AI.

Claude 3 Opus

Anthropic

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

AWS Bedrock

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Google

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Mistral Small 3.1 24B Base

Mistral

Input Price:Input: $0.10/1MOutput Price:Output: $0.30/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Claude 3 Opus

View details

Anthropic

Larger context window (200,000 tokens)

Higher GPQA score (50.4% vs 37.5%)

Higher MMLU score (86.8% vs 81.0%)

Higher MMLU-Pro score (68.5% vs 56.0%)

Mistral Small 3.1 24B Base

View details

Mistral AI

Less expensive input tokens

Less expensive output tokens

Has open weights

Detailed Comparison

AI Model Comparison Table
Feature	Claude 3 Opus	Mistral Small 3.1 24B Base

FAQ

Common questions about Claude 3 Opus vs Mistral Small 3.1 24B Base.

Which is better, Claude 3 Opus or Mistral Small 3.1 24B Base?

Claude 3 Opus significantly outperforms across most benchmarks. Claude 3 Opus is made by Anthropic and Mistral Small 3.1 24B Base is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3 Opus compare to Mistral Small 3.1 24B Base in benchmarks?

Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. Mistral Small 3.1 24B Base scores MMLU: 81.0%, TriviaQA: 80.5%, MMMU: 59.3%, MMLU-Pro: 56.0%, GPQA: 37.5%.

Is Claude 3 Opus cheaper than Mistral Small 3.1 24B Base?

Mistral Small 3.1 24B Base is 150.0x cheaper for input tokens. Claude 3 Opus costs $15.00/M input and $75.00/M output via anthropic. Mistral Small 3.1 24B Base costs $0.10/M input and $0.30/M output via mistral.

What are the context window sizes for Claude 3 Opus and Mistral Small 3.1 24B Base?

Claude 3 Opus supports 200K tokens and Mistral Small 3.1 24B Base supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude 3 Opus and Mistral Small 3.1 24B Base?

Key differences include context window (200K vs 128K), input pricing ($15.00 vs $0.10/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Opus and Mistral Small 3.1 24B Base?

Claude 3 Opus is developed by Anthropic and Mistral Small 3.1 24B Base is developed by Mistral AI.