Pixtral 12B vs InternVL 2.5 78B

Compare Pixtral 12B 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 Pixtral 12B InternVL 2.5 78B
CategoryVisionVision
Parameters12B78B
Context Window128K128K
Input Price$0.02/1M tokens$0.05/1M tokens
Output Price$0.04/1M tokens$0.10/1M tokens
Latency~200ms~400ms

Choose Pixtral 12B when:

  • ✓ Simple image tasks
  • ✓ Classification
  • ✓ OCR
Key Strengths:

Low cost vision, Fast, Compact

Choose InternVL 2.5 78B when:

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

Strong visual reasoning, Open weights, Good OCR

Verdict: Pixtral 12B vs InternVL 2.5 78B

For cost efficiency, Pixtral 12B wins at $0.02/1M input tokens. For speed, Pixtral 12B is faster at ~200ms. Pixtral 12B excels at Simple image tasks 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

Pixtral 12B costs $0.02/1M input tokens and $0.04/1M output tokens. InternVL 2.5 78B costs $0.05 input and $0.10 output. Pixtral 12B is 2.5x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Pixtral 12B has a 128K context window with ~200ms latency. InternVL 2.5 78B offers 128K context at ~400ms. Both have identical context windows.

Best For

Pixtral 12B (Vision) is optimized for: Simple image tasks, Classification, OCR. 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 Pixtral 12B
response_a = client.chat.completions.create(
    model="pixtral-12b",
    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, Pixtral 12B or InternVL 2.5 78B?

Pixtral 12B (Vision, 12B) offers Low cost vision. InternVL 2.5 78B (Vision, 78B) offers Strong visual reasoning. Choose Pixtral 12B for Simple image tasks or InternVL 2.5 78B for Document analysis.

How much does Pixtral 12B cost vs InternVL 2.5 78B?

Pixtral 12B: $0.02/1M input, $0.04/1M 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 Pixtral 12B 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.