Qwen 2.5 VL 72B vs Kling v2

Compare Qwen 2.5 VL 72B and Kling v2: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

Updated 2026-05-21 · By Abhishek Raj · Our methodology

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Feature Qwen 2.5 VL 72B Kling v2
CategoryVisionVideo
Parameters72B~10B
Context Window128KN/A
Input Price$0.05/1M tokens$0.20/video/1M tokens
Output Price$0.10/1M tokensN/A/1M tokens
Latency~400ms~30s

Choose Qwen 2.5 VL 72B when:

  • ✓ Document analysis
  • ✓ Chart reading
  • ✓ Visual Q&A
Key Strengths:

Vision + language, Strong Asian text OCR, Good reasoning

Choose Kling v2 when:

  • ✓ Marketing videos
  • ✓ Product demos
  • ✓ Social media
Key Strengths:

High quality, Good motion, Realistic

Verdict: Qwen 2.5 VL 72B vs Kling v2

For cost efficiency, Qwen 2.5 VL 72B wins at $0.05/1M input tokens. For speed, Kling v2 is faster at ~30s. Qwen 2.5 VL 72B excels at Document analysis while Kling v2 is better for Marketing videos. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Qwen 2.5 VL 72B costs $0.05/1M input tokens and $0.10/1M output tokens. Kling v2 costs $0.20/video input and N/A output. Qwen 2.5 VL 72B is 4.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Qwen 2.5 VL 72B has a 128K context window with ~400ms latency. Kling v2 offers N/A context at ~30s. Qwen 2.5 VL 72B has the larger context window.

Best For

Qwen 2.5 VL 72B (Vision) is optimized for: Document analysis, Chart reading, Visual Q&A. Kling v2 (Video) works best for: Marketing videos, Product demos, Social media.

Try Both on XALEN

Both models are available through XALEN's OpenAI-compatible API. Switch between them by changing the model parameter:

from xalen import XALEN

client = XALEN(api_key="xln_test_YOUR_KEY")

# Use Qwen 2.5 VL 72B
response_a = client.chat.completions.create(
    model="qwen-2-5-vl-72b",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Kling v2
response_b = client.chat.completions.create(
    model="kling-v2",
    messages=[{"role": "user", "content": "Your question here"}]
)

Start Building with XALEN

200+ AI models. One API. Pay-as-you-go.

Get API Key Try in Playground

Frequently Asked Questions

Which is better, Qwen 2.5 VL 72B or Kling v2?

Qwen 2.5 VL 72B (Vision, 72B) offers Vision + language. Kling v2 (Video, ~10B) offers High quality. Choose Qwen 2.5 VL 72B for Document analysis or Kling v2 for Marketing videos.

How much does Qwen 2.5 VL 72B cost vs Kling v2?

Qwen 2.5 VL 72B: $0.05/1M input, $0.10/1M output. Kling v2: $0.20/video/1M input, N/A/1M output. Both available on XALEN with batch processing at 50% discount.

Can I use both models on XALEN?

Yes. XALEN provides 200+ models through a single OpenAI-compatible API. Switch between Qwen 2.5 VL 72B and Kling v2 by changing the model parameter. No code changes needed.

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Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.