Qwen 2.5 VL 72B vs InternVL 2.5 78B

Compare Qwen 2.5 VL 72B and InternVL 2.5 78B: 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 InternVL 2.5 78B
CategoryVisionVision
Parameters72B78B
Context Window128K128K
Input Price$0.05/1M tokens$0.05/1M tokens
Output Price$0.10/1M tokens$0.10/1M tokens
Latency~400ms~400ms

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 InternVL 2.5 78B when:

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

Strong visual reasoning, Open weights, Good OCR

Verdict: Qwen 2.5 VL 72B vs InternVL 2.5 78B

For cost efficiency, InternVL 2.5 78B wins at $0.05/1M input tokens. For speed, InternVL 2.5 78B is faster at ~400ms. Qwen 2.5 VL 72B excels at Document analysis while InternVL 2.5 78B is better for Document analysis. 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. InternVL 2.5 78B costs $0.05 input and $0.10 output. Both models are similarly priced. 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. InternVL 2.5 78B offers 128K context at ~400ms. Both have identical context windows.

Best For

Qwen 2.5 VL 72B (Vision) is optimized for: Document analysis, Chart reading, Visual Q&A. InternVL 2.5 78B (Vision) works best for: Document analysis, Chart reading, Visual Q&A.

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 InternVL 2.5 78B
response_b = client.chat.completions.create(
    model="internvl-2-5-78b",
    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 InternVL 2.5 78B?

Qwen 2.5 VL 72B (Vision, 72B) offers Vision + language. InternVL 2.5 78B (Vision, 78B) offers Strong visual reasoning. Choose Qwen 2.5 VL 72B for Document analysis or InternVL 2.5 78B for Document analysis.

How much does Qwen 2.5 VL 72B cost vs InternVL 2.5 78B?

Qwen 2.5 VL 72B: $0.05/1M input, $0.10/1M output. InternVL 2.5 78B: $0.05/1M input, $0.10/1M 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 InternVL 2.5 78B 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.