Llama 3.1 70B Turbo vs Stable Image Ultra

Compare Llama 3.1 70B Turbo and Stable Image Ultra: 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 Llama 3.1 70B Turbo Stable Image Ultra
CategoryOpen SourceImage
Parameters70B~12B
Context Window128KN/A
Input Price$0.04/1M tokens$0.008/image/1M tokens
Output Price$0.06/1M tokensN/A/1M tokens
Latency~250ms~4s

Choose Llama 3.1 70B Turbo when:

  • ✓ Production APIs
  • ✓ Fast generation
  • ✓ General purpose
Key Strengths:

Fast inference, Good quality, Well-tested

Choose Stable Image Ultra when:

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

Highest quality, Photorealistic, Professional

Verdict: Llama 3.1 70B Turbo vs Stable Image Ultra

For cost efficiency, Stable Image Ultra wins at $0.008/image/1M input tokens. For speed, Llama 3.1 70B Turbo is faster at ~250ms. Llama 3.1 70B Turbo excels at Production APIs while Stable Image Ultra is better for Premium photography. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Llama 3.1 70B Turbo costs $0.04/1M input tokens and $0.06/1M output tokens. Stable Image Ultra costs $0.008/image input and N/A output. Stable Image Ultra is 5.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Llama 3.1 70B Turbo has a 128K context window with ~250ms latency. Stable Image Ultra offers N/A context at ~4s. Llama 3.1 70B Turbo has the larger context window.

Best For

Llama 3.1 70B Turbo (Open Source) is optimized for: Production APIs, Fast generation, General purpose. Stable Image Ultra (Image) works best for: Premium photography, Marketing, Product shoots.

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 Llama 3.1 70B Turbo
response_a = client.chat.completions.create(
    model="llama-3-1-70b-turbo",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Stable Image Ultra
response_b = client.chat.completions.create(
    model="stable-image-ultra",
    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, Llama 3.1 70B Turbo or Stable Image Ultra?

Llama 3.1 70B Turbo (Open Source, 70B) offers Fast inference. Stable Image Ultra (Image, ~12B) offers Highest quality. Choose Llama 3.1 70B Turbo for Production APIs or Stable Image Ultra for Premium photography.

How much does Llama 3.1 70B Turbo cost vs Stable Image Ultra?

Llama 3.1 70B Turbo: $0.04/1M input, $0.06/1M output. Stable Image Ultra: $0.008/image/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 Llama 3.1 70B Turbo and Stable Image Ultra 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.