Imagen 3 vs Llama 3.1 8B Turbo

Compare Imagen 3 and Llama 3.1 8B Turbo: 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 Imagen 3 Llama 3.1 8B Turbo
CategoryImageCompact
Parameters~5B8B
Context WindowN/A128K
Input Price$0.04/image/1M tokens$0.01/1M tokens
Output PriceN/A/1M tokens$0.02/1M tokens
Latency~4s~60ms

Choose Imagen 3 when:

  • ✓ Product photography
  • ✓ Marketing visuals
  • ✓ Social media
Key Strengths:

Photorealistic quality, Good text rendering, Safe outputs

Choose Llama 3.1 8B Turbo when:

  • ✓ Intent classification
  • ✓ Content filtering
  • ✓ Simple Q&A
Key Strengths:

Extremely fast, Very low cost, 128K context

Verdict: Imagen 3 vs Llama 3.1 8B Turbo

For cost efficiency, Llama 3.1 8B Turbo wins at $0.01/1M input tokens. For speed, Imagen 3 is faster at ~4s. Imagen 3 excels at Product photography while Llama 3.1 8B Turbo is better for Intent classification. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Imagen 3 costs $0.04/image/1M input tokens and N/A/1M output tokens. Llama 3.1 8B Turbo costs $0.01 input and $0.02 output. Llama 3.1 8B Turbo is 4.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Imagen 3 has a N/A context window with ~4s latency. Llama 3.1 8B Turbo offers 128K context at ~60ms. Llama 3.1 8B Turbo has the larger context window.

Best For

Imagen 3 (Image) is optimized for: Product photography, Marketing visuals, Social media. Llama 3.1 8B Turbo (Compact) works best for: Intent classification, Content filtering, Simple 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 Imagen 3
response_a = client.chat.completions.create(
    model="imagen-3",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Llama 3.1 8B Turbo
response_b = client.chat.completions.create(
    model="llama-3-1-8b-turbo",
    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, Imagen 3 or Llama 3.1 8B Turbo?

Imagen 3 (Image, ~5B) offers Photorealistic quality. Llama 3.1 8B Turbo (Compact, 8B) offers Extremely fast. Choose Imagen 3 for Product photography or Llama 3.1 8B Turbo for Intent classification.

How much does Imagen 3 cost vs Llama 3.1 8B Turbo?

Imagen 3: $0.04/image/1M input, N/A/1M output. Llama 3.1 8B Turbo: $0.01/1M input, $0.02/1M 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 Imagen 3 and Llama 3.1 8B Turbo 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.