Google: Nano Banana Pro (Gemini 3 Pro Image Preview) vs Qwen: Qwen3.8 Max Prime
Head-to-head API pricing and cost comparison between Google’s Google: Nano Banana Pro (Gemini 3 Pro Image Preview) and Qwen’s Qwen: Qwen3.8 Max Prime. Prices auto-refresh daily from OpenRouter.
Google: Nano Banana Pro (Gemini 3 Pro Image Preview) is 50% cheaper for input tokens; Google: Nano Banana Pro (Gemini 3 Pro Image Preview) also wins on output tokens.
Side-by-side comparison
| Spec | Google: Nano Banana Pro (Gemini 3 Pro Image Preview) | Qwen: Qwen3.8 Max Prime |
|---|---|---|
| Input price (per 1M) | $2.00 | $4.00 |
| Cached input (per 1M) | $0.20 | $0.50 |
| Output price (per 1M) | $12.00 | $12.00 |
| Batch input (per 1M) | — | — |
| Batch output (per 1M) | — | — |
| Reasoning price (per 1M) | $12.00 | — |
| Context window | 66K | 1000K |
| Vision support | Yes | Yes |
| Caching support | Yes | Yes |
| Batch API | No | No |
| Reasoning capability | Yes | No |
Monthly cost at volume
Estimated monthly API spend at common production traffic levels (input/output tokens per request shown).
| Volume | Google: Nano Banana Pro (Gemini 3 Pro Image Preview) | Qwen: Qwen3.8 Max Prime | Savings |
|---|---|---|---|
1K req/day 500in / 200out tokens | $102.00 | $132.00 | $30.00 Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins |
10K req/day 1500in / 500out tokens | $2,700 | $3,600 | $900.00 Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins |
100K req/day 3000in / 800out tokens | $46,800 | $64,800 | $18,000 Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins |
1M req/day 8000in / 2000out tokens | $1,200,000 | $1,680,000 | $480,000 Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins |
Adjust input/output token counts, request volume, batch & cached pricing.
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Frequently asked questions
Which is cheaper, Google: Nano Banana Pro (Gemini 3 Pro Image Preview) or Qwen: Qwen3.8 Max Prime?
For input tokens, Google: Nano Banana Pro (Gemini 3 Pro Image Preview) is roughly 50% cheaper at $2.00/1M vs $4.00/1M. For output tokens, Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins at $12.00/1M. Real-world cost depends on your input/output ratio — use the calculator to model your actual workload.
What’s the context window difference?
Google: Nano Banana Pro (Gemini 3 Pro Image Preview) has a context window of 66K tokens. Qwen: Qwen3.8 Max Prime offers 1000K tokens. Larger context windows are valuable for long documents, RAG pipelines, and multi-turn conversations — but they come with higher input-token bills if you fill them every request.
Should I use Google: Nano Banana Pro (Gemini 3 Pro Image Preview) or Qwen: Qwen3.8 Max Prime?
Choose Google: Nano Banana Pro (Gemini 3 Pro Image Preview) if you’re already on the Google stack, want reasoning capabilities, or prefer its lower input price. Choose Qwen: Qwen3.8 Max Prime for Qwen’s ecosystem, native vision input, or its differentiated capabilities. Run a small benchmark on your own prompts before committing — price is only one axis.
How are these prices kept current?
Prices are pulled directly from OpenRouter’s public models API once every 24 hours via a Convex cron job, then normalized to per-1M-token figures. Last refresh: Oct 20, 2026.