FLUX.1 Dev vs Dolphin 2.9.3 72B

Compare FLUX.1 Dev and Dolphin 2.9.3 72B: 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 FLUX.1 Dev Dolphin 2.9.3 72B
CategoryImageOpen Source
Parameters12B72B
Context WindowN/A128K
Input Price$0.003/image/1M tokens$0.04/1M tokens
Output PriceN/A/1M tokens$0.08/1M tokens
Latency~3s~350ms

Choose FLUX.1 Dev when:

  • ✓ Custom styles
  • ✓ Fine-tuned imagery
  • ✓ Development
Key Strengths:

Fine-tunable, Good quality, Open weights

Choose Dolphin 2.9.3 72B when:

  • ✓ Creative writing
  • ✓ Unrestricted generation
  • ✓ Research
Key Strengths:

Uncensored, Strong instruction following, Versatile

Verdict: FLUX.1 Dev vs Dolphin 2.9.3 72B

For cost efficiency, FLUX.1 Dev wins at $0.003/image/1M input tokens. For speed, Dolphin 2.9.3 72B is faster at ~350ms. FLUX.1 Dev excels at Custom styles while Dolphin 2.9.3 72B is better for Creative writing. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

FLUX.1 Dev costs $0.003/image/1M input tokens and N/A/1M output tokens. Dolphin 2.9.3 72B costs $0.04 input and $0.08 output. FLUX.1 Dev is 13.3x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

FLUX.1 Dev has a N/A context window with ~3s latency. Dolphin 2.9.3 72B offers 128K context at ~350ms. Dolphin 2.9.3 72B has the larger context window.

Best For

FLUX.1 Dev (Image) is optimized for: Custom styles, Fine-tuned imagery, Development. Dolphin 2.9.3 72B (Open Source) works best for: Creative writing, Unrestricted generation, Research.

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 FLUX.1 Dev
response_a = client.chat.completions.create(
    model="flux-1-dev",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Dolphin 2.9.3 72B
response_b = client.chat.completions.create(
    model="dolphin-2-9-3-72b",
    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, FLUX.1 Dev or Dolphin 2.9.3 72B?

FLUX.1 Dev (Image, 12B) offers Fine-tunable. Dolphin 2.9.3 72B (Open Source, 72B) offers Uncensored. Choose FLUX.1 Dev for Custom styles or Dolphin 2.9.3 72B for Creative writing.

How much does FLUX.1 Dev cost vs Dolphin 2.9.3 72B?

FLUX.1 Dev: $0.003/image/1M input, N/A/1M output. Dolphin 2.9.3 72B: $0.04/1M input, $0.08/1M 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 FLUX.1 Dev and Dolphin 2.9.3 72B 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.