Model Comparison

Claude 3 Sonnet vs Pixtral-12B

Claude 3 Sonnet shows notably better performance in the majority of benchmarks. Pixtral-12B is 40.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Claude 3 Sonnet outperforms in 2 benchmarks (HumanEval, MMLU), while Pixtral-12B is better at 1 benchmark (MATH).

Claude 3 Sonnet shows notably better performance in the majority of benchmarks.

Wed Apr 01 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Pixtral-12B costs less

For input processing, Claude 3 Sonnet ($3.00/1M tokens) is 20.0x more expensive than Pixtral-12B ($0.15/1M tokens).

For output processing, Claude 3 Sonnet ($15.00/1M tokens) is 100.0x more expensive than Pixtral-12B ($0.15/1M tokens).

In conclusion, Claude 3 Sonnet is more expensive than Pixtral-12B.*

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

Lowest available price from all providers
Wed Apr 01 2026 • llm-stats.com
Anthropic
Claude 3 Sonnet
Input tokens$3.00
Output tokens$15.00
Best providerAnthropic
Mistral AI
Pixtral-12B
Input tokens$0.15
Output tokens$0.15
Best providerMistral
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude 3 Sonnet accepts 200,000 input tokens compared to Pixtral-12B's 128,000 tokens. Claude 3 Sonnet can generate longer responses up to 200,000 tokens, while Pixtral-12B is limited to 8,192 tokens.

Anthropic
Claude 3 Sonnet
Input200,000 tokens
Output200,000 tokens
Mistral AI
Pixtral-12B
Input128,000 tokens
Output8,192 tokens
Wed Apr 01 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Sonnet and Pixtral-12B support multimodal inputs.

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

Claude 3 Sonnet

Text
Images
Audio
Video

Pixtral-12B

Text
Images
Audio
Video

License

Usage and distribution terms

Claude 3 Sonnet is licensed under a proprietary license, while Pixtral-12B uses Apache 2.0.

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

Claude 3 Sonnet

Proprietary

Closed source

Pixtral-12B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude 3 Sonnet was released on 2024-02-29, while Pixtral-12B was released on 2024-09-17.

Pixtral-12B is 7 months newer than Claude 3 Sonnet.

Claude 3 Sonnet

Feb 29, 2024

2.1 years ago

Pixtral-12B

Sep 17, 2024

1.5 years ago

6mo 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 Sonnet is available from Anthropic, Bedrock, Google. Pixtral-12B is available from Mistral AI.

Claude 3 Sonnet

anthropic logo
Anthropic
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
google logo
Google
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Pixtral-12B

mistral logo
Mistral
Input Price:Input: $0.15/1MOutput Price:Output: $0.15/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Higher HumanEval score (73.0% vs 72.0%)
Higher MMLU score (79.0% vs 69.2%)
Mistral AI
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher MATH score (48.1% vs 43.1%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Sonnet
Mistral AI
Pixtral-12B

FAQ

Common questions about Claude 3 Sonnet vs Pixtral-12B

Claude 3 Sonnet shows notably better performance in the majority of benchmarks. Claude 3 Sonnet is made by Anthropic and Pixtral-12B is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude 3 Sonnet scores ARC-C: 93.2%, GSM8k: 92.3%, HellaSwag: 89.0%, MGSM: 83.5%, BIG-Bench Hard: 82.9%. Pixtral-12B scores DocVQA: 90.7%, ChartQA: 81.8%, VQAv2: 78.6%, MT-Bench: 76.8%, HumanEval: 72.0%.
Pixtral-12B is 20.0x cheaper for input tokens. Claude 3 Sonnet costs $3.00/M input and $15.00/M output via anthropic. Pixtral-12B costs $0.15/M input and $0.15/M output via mistral.
Claude 3 Sonnet supports 200K tokens and Pixtral-12B supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (200K vs 128K), input pricing ($3.00 vs $0.15/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
Claude 3 Sonnet is developed by Anthropic and Pixtral-12B is developed by Mistral AI.