KAT-Coder-Pro V1 (free)vsPolaris Alpha
KAT-Coder-Pro V1 (free)
vsPolaris Alpha
Compare performance metrics, pricing, and capabilities of these AI models.
Key Differences
Context Length
Equal
KAT-Coder-Pro V1 (free): 256K
Polaris Alpha: 256K
Cost Efficiency
Similar
Prompt: vs
Completion: vs
Capabilities
KAT-Coder-Pro V1 (free)
Modality: text->text
Inputs: text
Polaris Alpha
Modality: text+image->text
Inputs: text, image
K
KAT-Coder-Pro V1 (free)
kwaipilot/kat-coder-pro:free
KAT-Coder-Pro V1 is KwaiKAT's most advanced agentic coding model in the KAT-Coder series. Designed specifically for agentic coding tasks, it excels in...
Context Length256K
Prompt Price
ReleasedNovember 10, 2025
Supports:
text->textP
Polaris Alpha
openrouter/polaris-alpha
This is a cloaked model provided to the community to gather feedback. A powerful, general-purpose model that excels across real-world tasks, with stan...
Context Length256K
Prompt Price
ReleasedNovember 6, 2025
Supports:
text+image->textDetailed Comparison
| Feature | KAT-Coder-Pro V1 (free) | Polaris Alpha |
|---|---|---|
| Context Length | 256K | 256K |
| Prompt Price | ||
| Completion Price | ||
| Modality | text->text | text+image->text |
| Release Date | November 10, 2025 | November 6, 2025 |
Analysis & Recommendations
Quick Summary
This comparison reveals key trade-offs between KAT-Coder-Pro V1 (free) and Polaris Alpha. Polaris Alpha offers a larger context window of 256K compared to KAT-Coder-Pro V1 (free)'s 256K, though Polaris Alpha comes at a higher cost.
KAT-Coder-Pro V1 (free) Strengths
- •Competitive context size (256K)
- •Premium pricing for high-quality output
- •Specialized for text tasks
- •Latest generation model
Polaris Alpha Strengths
- •Competitive context size (256K)
- •Premium pricing for high-quality output
- •Multimodal capabilities for image analysis
- •Proven and stable model
When to Use Each Model
Choose KAT-Coder-Pro V1 (free) when:
- • You need competitive context capability for complex tasks
- • Cost efficiency is not the primary concern in your use case
- • Working with text-based tasks that benefit from deep analysis
Choose Polaris Alpha when:
- • You need competitive context capability for long-form content
- • Cost efficiency is not the primary concern for your budget
- • Working with images and text that require advanced processing
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