Stable Image Ultra vs Aya Expanse 32B

Compare Stable Image Ultra and Aya Expanse 32B: 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 Stable Image Ultra Aya Expanse 32B
CategoryImageOpen Source
Parameters~12B32B
Context WindowN/A128K
Input Price$0.008/image/1M tokens$0.03/1M tokens
Output PriceN/A/1M tokens$0.06/1M tokens
Latency~4s~250ms

Choose Stable Image Ultra when:

  • ✓ Premium photography
  • ✓ Marketing
  • ✓ Product shoots
Key Strengths:

Highest quality, Photorealistic, Professional

Choose Aya Expanse 32B when:

  • ✓ Multilingual apps
  • ✓ Translation
  • ✓ Global content
Key Strengths:

23 languages, Open weights, Strong multilingual

Verdict: Stable Image Ultra vs Aya Expanse 32B

For cost efficiency, Stable Image Ultra wins at $0.008/image/1M input tokens. For speed, Aya Expanse 32B is faster at ~250ms. Stable Image Ultra excels at Premium photography while Aya Expanse 32B is better for Multilingual apps. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Stable Image Ultra costs $0.008/image/1M input tokens and N/A/1M output tokens. Aya Expanse 32B costs $0.03 input and $0.06 output. Stable Image Ultra is 3.8x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Stable Image Ultra has a N/A context window with ~4s latency. Aya Expanse 32B offers 128K context at ~250ms. Aya Expanse 32B has the larger context window.

Best For

Stable Image Ultra (Image) is optimized for: Premium photography, Marketing, Product shoots. Aya Expanse 32B (Open Source) works best for: Multilingual apps, Translation, Global content.

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 Stable Image Ultra
response_a = client.chat.completions.create(
    model="stable-image-ultra",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Aya Expanse 32B
response_b = client.chat.completions.create(
    model="c4ai-aya-expanse-32b",
    messages=[{"role": "user", "content": "Your question here"}]
)

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Frequently Asked Questions

Which is better, Stable Image Ultra or Aya Expanse 32B?

Stable Image Ultra (Image, ~12B) offers Highest quality. Aya Expanse 32B (Open Source, 32B) offers 23 languages. Choose Stable Image Ultra for Premium photography or Aya Expanse 32B for Multilingual apps.

How much does Stable Image Ultra cost vs Aya Expanse 32B?

Stable Image Ultra: $0.008/image/1M input, N/A/1M output. Aya Expanse 32B: $0.03/1M input, $0.06/1M 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 Stable Image Ultra and Aya Expanse 32B 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.