Gemma 3 12B vs Runway Gen-3 Alpha

Compare Gemma 3 12B and Runway Gen-3 Alpha: 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 Google models All Runway models What is an LLM API? Python Quickstart What is inference?
Feature Gemma 3 12B Runway Gen-3 Alpha
CategoryCompactVideo
Parameters12B~8B
Context Window128KN/A
Input Price$0.015/1M tokens$0.25/video/1M tokens
Output Price$0.03/1M tokensN/A/1M tokens
Latency~100ms~45s

Choose Gemma 3 12B when:

  • ✓ Edge deployments
  • ✓ Classification
  • ✓ Simple chatbots
Key Strengths:

Very compact, Fast, Low cost

Choose Runway Gen-3 Alpha when:

  • ✓ Film production
  • ✓ Advertising
  • ✓ Content creation
Key Strengths:

Cinematic quality, Good control, Professional

Verdict: Gemma 3 12B vs Runway Gen-3 Alpha

For cost efficiency, Gemma 3 12B wins at $0.015/1M input tokens. For speed, Gemma 3 12B is faster at ~100ms. Gemma 3 12B excels at Edge deployments while Runway Gen-3 Alpha is better for Film production. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Gemma 3 12B costs $0.015/1M input tokens and $0.03/1M output tokens. Runway Gen-3 Alpha costs $0.25/video input and N/A output. Gemma 3 12B is 16.7x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Gemma 3 12B has a 128K context window with ~100ms latency. Runway Gen-3 Alpha offers N/A context at ~45s. Gemma 3 12B has the larger context window.

Best For

Gemma 3 12B (Compact) is optimized for: Edge deployments, Classification, Simple chatbots. Runway Gen-3 Alpha (Video) works best for: Film production, Advertising, Content creation.

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 Gemma 3 12B
response_a = client.chat.completions.create(
    model="gemma-3-12b",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Runway Gen-3 Alpha
response_b = client.chat.completions.create(
    model="runway-gen3-alpha",
    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, Gemma 3 12B or Runway Gen-3 Alpha?

Gemma 3 12B (Compact, 12B) offers Very compact. Runway Gen-3 Alpha (Video, ~8B) offers Cinematic quality. Choose Gemma 3 12B for Edge deployments or Runway Gen-3 Alpha for Film production.

How much does Gemma 3 12B cost vs Runway Gen-3 Alpha?

Gemma 3 12B: $0.015/1M input, $0.03/1M output. Runway Gen-3 Alpha: $0.25/video/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 Gemma 3 12B and Runway Gen-3 Alpha by changing the model parameter. No code changes needed.

Related Comparisons

Gemma 3 12B vs GPT-4.1 Nano Gemma 3 12B vs GPT-4o Mini Gemma 3 12B vs Claude Haiku 3.5 Gemma 3 12B vs Gemma 3 4B Gemma 3 12B vs Gemini 2.5 Flash Lite Gemma 3 12B vs Llama 3.1 8B Turbo

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