Model Comparison

Kimi K3 vs Pixtral LargeWhich is better in 2026?

Comparing Kimi K3 and Pixtral Large across benchmarks, pricing, and capabilities.

Verdict: Kimi K3 vs Pixtral Large — which is better?

Kimi K3 (by Moonshot AI) and Pixtral Large (by Mistral AI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

On price, Pixtral Large is roughly 2.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Kimi K3 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Choose Kimi K3 if…

  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Jul 2026

Choose Pixtral Large if…

  • cost matters — it's about 2.0x cheaper per token
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Kimi K3 and Pixtral Largedon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Pixtral Large costs less

For input processing, Kimi K3 ($3.00/1M tokens) is 1.5x more expensive than Pixtral Large ($2.00/1M tokens).

For output processing, Kimi K3 ($15.00/1M tokens) is 2.5x more expensive than Pixtral Large ($6.00/1M tokens).

In conclusion, Kimi K3 is more expensive than Pixtral Large.*

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

Lowest available price from all providers
Sat Jul 18 2026 • llm-stats.com
Moonshot AI
Kimi K3
Input tokens$3.00
Output tokens$15.00
Best providerUnknown Organization
Mistral AI
Pixtral Large
Input tokens$2.00
Output tokens$6.00
Best providerMistral
Notice missing or incorrect data?Start an Issue→

Model Size

Parameter count comparison

2676.0B diff

Kimi K3 has 2676.0B more parameters than Pixtral Large, making it 2158.1% larger.

Moonshot AI
Kimi K3
2.8Tparameters
Mistral AI
Pixtral Large
124.0Bparameters
2800.0B
Kimi K3
124.0B
Pixtral Large

Context Window

Maximum input and output token capacity

Kimi K3 accepts 1,048,576 input tokens compared to Pixtral Large's 128,000 tokens. Kimi K3 can generate longer responses up to 1,048,576 tokens, while Pixtral Large is limited to 128,000 tokens.

Moonshot AI
Kimi K3
Input1,048,576 tokens
Output1,048,576 tokens
Mistral AI
Pixtral Large
Input128,000 tokens
Output128,000 tokens
Sat Jul 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Kimi K3 and Pixtral Large support multimodal inputs.

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

Kimi K3

Text
Images
Audio
Video

Pixtral Large

Text
Images
Audio
Video

Release Timeline

When each model was launched

Kimi K3 was released on 2026-07-16, while Pixtral Large was released on 2024-11-18.

Kimi K3 is 20 months newer than Pixtral Large.

Kimi K3

Jul 16, 2026

2 days ago

1.7yr newer
Pixtral Large

Nov 18, 2024

1.7 years ago

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

Kimi K3 is available from Moonshot AI. Pixtral Large is available from Mistral AI.

Kimi K3

moonshot logo
Unknown Organization
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Pixtral Large

mistral logo
Mistral
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Moonshot AI
Larger context window (1,048,576 tokens)
Mistral AI
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Kimi K3 and Pixtral Large side-by-side, then vote on the output you prefer.

Kimi K3
✓ Preferred
Pixtral Large
Open in Playground
AI Model Comparison Table
Feature
Moonshot AI
Kimi K3
Mistral AI
Pixtral Large

FAQ

Common questions about Kimi K3 vs Pixtral Large.

Which is better, Kimi K3 or Pixtral Large?

Kimi K3 (Moonshot AI) and Pixtral Large (Mistral AI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Kimi K3 compare to Pixtral Large in benchmarks?

Kimi K3 scores MathVision: 97.8%, DeepSearchQA: 95.0%, GPQA: 93.5%, CharXiv-R: 91.3%, BrowseComp: 91.2%. Pixtral Large scores AI2D: 93.8%, DocVQA: 93.3%, ChartQA: 88.1%, VQAv2: 80.9%, MM-MT-Bench: 74.0%.

Is Kimi K3 cheaper than Pixtral Large?

Pixtral Large is 1.5x cheaper for input tokens. Kimi K3 costs $3.00/M input and $15.00/M output via moonshot. Pixtral Large costs $2.00/M input and $6.00/M output via mistral.

What are the context window sizes for Kimi K3 and Pixtral Large?

Kimi K3 supports 1.0M tokens and Pixtral Large 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 Kimi K3 and Pixtral Large?

Key differences include context window (1.0M vs 128K), input pricing ($3.00 vs $2.00/M), licensing (Unknown vs Mistral Research License (MRL) for research; Mistral Commercial License for commercial use). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi K3 and Pixtral Large?

Kimi K3 is developed by Moonshot AI and Pixtral Large is developed by Mistral AI.

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