SD 3.5 Large vs Baichuan 4

Compare SD 3.5 Large and Baichuan 4: 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 SD 3.5 Large Baichuan 4
CategoryImageOpen Source
Parameters8B~130B
Context WindowN/A128K
Input Price$0.004/image/1M tokens$0.05/1M tokens
Output PriceN/A/1M tokens$0.09/1M tokens
Latency~3s~350ms

Choose SD 3.5 Large when:

  • ✓ Detailed illustrations
  • ✓ Temple artwork
  • ✓ Marketing imagery
Key Strengths:

High quality, Detailed output, Good composition

Choose Baichuan 4 when:

  • ✓ Chinese content
  • ✓ Cultural analysis
  • ✓ Bilingual apps
Key Strengths:

Strong Chinese, Cultural knowledge, Good reasoning

Verdict: SD 3.5 Large vs Baichuan 4

For cost efficiency, SD 3.5 Large wins at $0.004/image/1M input tokens. For speed, Baichuan 4 is faster at ~350ms. SD 3.5 Large excels at Detailed illustrations while Baichuan 4 is better for Chinese content. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

SD 3.5 Large costs $0.004/image/1M input tokens and N/A/1M output tokens. Baichuan 4 costs $0.05 input and $0.09 output. SD 3.5 Large is 12.5x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

SD 3.5 Large has a N/A context window with ~3s latency. Baichuan 4 offers 128K context at ~350ms. Baichuan 4 has the larger context window.

Best For

SD 3.5 Large (Image) is optimized for: Detailed illustrations, Temple artwork, Marketing imagery. Baichuan 4 (Open Source) works best for: Chinese content, Cultural analysis, Bilingual apps.

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 SD 3.5 Large
response_a = client.chat.completions.create(
    model="stable-diffusion-3-5-large",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Baichuan 4
response_b = client.chat.completions.create(
    model="baichuan-4",
    messages=[{"role": "user", "content": "Your question here"}]
)

Start Building with XALEN

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Get API Key Try in Playground

Frequently Asked Questions

Which is better, SD 3.5 Large or Baichuan 4?

SD 3.5 Large (Image, 8B) offers High quality. Baichuan 4 (Open Source, ~130B) offers Strong Chinese. Choose SD 3.5 Large for Detailed illustrations or Baichuan 4 for Chinese content.

How much does SD 3.5 Large cost vs Baichuan 4?

SD 3.5 Large: $0.004/image/1M input, N/A/1M output. Baichuan 4: $0.05/1M input, $0.09/1M 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 SD 3.5 Large and Baichuan 4 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.