| Signal | KAT-Coder-Pro V1 | Delta | Qwen3.5-Flash |
|---|---|---|---|
Capabilities | 50 | -33 | |
Pricing | 1 | +1 | |
Context window size | 86 | -9 | |
Recency | 100 | -- | |
Output Capacity | 85 | +5 | |
Benchmarks | 0 | -67 | |
| Overall Result | 2 wins | of 6 | 3 wins |
4
days ranked higher
1
days
25
days ranked higher
Kuaishou
Alibaba
Qwen3.5-Flash saves you $42.60/month
That's $511.20/year compared to KAT-Coder-Pro V1 at your current usage level of 100K calls/month.
| Metric | KAT-Coder-Pro V1 | Qwen3.5-Flash | Winner |
|---|---|---|---|
| Overall Score | 77 | 79 | Qwen3.5-Flash |
| Rank | #91 | #80 | Qwen3.5-Flash |
| Quality Rank | #91 | #80 | Qwen3.5-Flash |
| Adoption Rank | #91 | #80 | Qwen3.5-Flash |
| Parameters | -- | -- | -- |
| Context Window | 256K | 1000K | Qwen3.5-Flash |
| Pricing | $0.21/$0.83/M | $0.07/$0.26/M | -- |
| Signal Scores | |||
| Capabilities | 50 | 83 | Qwen3.5-Flash |
| Pricing | 1 | 0 | KAT-Coder-Pro V1 |
| Context window size | 86 | 95 | Qwen3.5-Flash |
| Recency | 100 | 100 | KAT-Coder-Pro V1 |
| Output Capacity | 85 | 80 | KAT-Coder-Pro V1 |
| Benchmarks | -- | 67 | Qwen3.5-Flash |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 77/100 (rank #91), placing it in the top 69% of all 290 models tracked.
Scores 79/100 (rank #80), placing it in the top 73% of all 290 models tracked.
With only a 2-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
Qwen3.5-Flash offers 69% better value per quality point. At 1M tokens/day, you'd spend $4.88/month with Qwen3.5-Flash vs $15.53/month with KAT-Coder-Pro V1 - a $10.65 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Qwen3.5-Flash also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (1000K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.26/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (79/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
KAT-Coder-Pro V1 and Qwen3.5-Flash are extremely close in overall performance (only 2 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
KAT-Coder-Pro V1
Marginally better benchmark scores; both are excellent
Best for Cost
Qwen3.5-Flash
69% lower pricing; better value at scale
Best for Reliability
KAT-Coder-Pro V1
Higher uptime and faster response speeds
Best for Prototyping
KAT-Coder-Pro V1
Stronger community support and better developer experience
Best for Production
KAT-Coder-Pro V1
Wider enterprise adoption and proven at scale
by Kuaishou
| Capability | KAT-Coder-Pro V1 | Qwen3.5-Flash |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoningdiffers | ||
| Web Search | ||
| Image Output |
Kuaishou
Alibaba
Qwen3.5-Flash saves you $0.9372/month
That's 69% cheaper than KAT-Coder-Pro V1 at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | KAT-Coder-Pro V1 | Qwen3.5-Flash |
|---|---|---|
| Context Window | 256K | 1M |
| Max Output Tokens | 128,000 | 65,536 |
| Open Source | No | No |
| Created | Nov 10, 2025 | Feb 25, 2026 |
Qwen3.5-Flash scores 79/100 (rank #80) compared to KAT-Coder-Pro V1's 77/100 (rank #91), giving it a 2-point advantage. Qwen3.5-Flash is the stronger overall choice, though KAT-Coder-Pro V1 may excel in specific areas like certain benchmarks.
KAT-Coder-Pro V1 is ranked #91 and Qwen3.5-Flash is ranked #80 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Qwen3.5-Flash is cheaper at $0.26/M output tokens vs KAT-Coder-Pro V1's $0.83/M output tokens - 3.2x more expensive. Input token pricing: KAT-Coder-Pro V1 at $0.21/M vs Qwen3.5-Flash at $0.07/M.
Qwen3.5-Flash has a larger context window of 1,000,000 tokens compared to KAT-Coder-Pro V1's 256,000 tokens. A larger context window means the model can process longer documents and conversations.