Mistral Large 2 vs FLUX.1 Dev

Compare Mistral Large 2 and FLUX.1 Dev: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

Updated 2026-05-21 · By Abhishek Raj · Our methodology

All Mistral models All Black Forest Labs models What is an LLM API? Python Quickstart What is inference?
Feature Mistral Large 2 FLUX.1 Dev
CategoryOpen SourceImage
Parameters123B12B
Context Window128KN/A
Input Price$0.06/1M tokens$0.003/image/1M tokens
Output Price$0.10/1M tokensN/A/1M tokens
Latency~400ms~3s

Choose Mistral Large 2 when:

  • ✓ API integrations
  • ✓ Structured data
  • ✓ Workflow automation
Key Strengths:

Strong function calling, Good JSON output, Multilingual

Choose FLUX.1 Dev when:

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

Fine-tunable, Good quality, Open weights

Verdict: Mistral Large 2 vs FLUX.1 Dev

For cost efficiency, FLUX.1 Dev wins at $0.003/image/1M input tokens. For speed, FLUX.1 Dev is faster at ~3s. Mistral Large 2 excels at API integrations while FLUX.1 Dev is better for Custom styles. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Mistral Large 2 costs $0.06/1M input tokens and $0.10/1M output tokens. FLUX.1 Dev costs $0.003/image input and N/A output. FLUX.1 Dev is 20.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Mistral Large 2 has a 128K context window with ~400ms latency. FLUX.1 Dev offers N/A context at ~3s. Mistral Large 2 has the larger context window.

Best For

Mistral Large 2 (Open Source) is optimized for: API integrations, Structured data, Workflow automation. FLUX.1 Dev (Image) works best for: Custom styles, Fine-tuned imagery, Development.

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 Mistral Large 2
response_a = client.chat.completions.create(
    model="mistral-large-2",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use FLUX.1 Dev
response_b = client.chat.completions.create(
    model="flux-1-dev",
    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, Mistral Large 2 or FLUX.1 Dev?

Mistral Large 2 (Open Source, 123B) offers Strong function calling. FLUX.1 Dev (Image, 12B) offers Fine-tunable. Choose Mistral Large 2 for API integrations or FLUX.1 Dev for Custom styles.

How much does Mistral Large 2 cost vs FLUX.1 Dev?

Mistral Large 2: $0.06/1M input, $0.10/1M output. FLUX.1 Dev: $0.003/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 Mistral Large 2 and FLUX.1 Dev by changing the model parameter. No code changes needed.

Related Comparisons

Mistral Large 2 vs DALL-E 3 Mistral Large 2 vs Gemma 3 27B Mistral Large 2 vs Imagen 3 Mistral Large 2 vs Llama 4 Scout Mistral Large 2 vs Llama 4 Maverick Mistral Large 2 vs Llama 3.3 70B

Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.