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Nano Banana 2
google·google/gemini-3.1-flash-image·GA·Closed·gemini-flash series·Image gen·NEW
Image model for prompt-driven generation, editing, and visual design workflows
At a glance
Official price$0.50 / $60.00 per 1M
Cache read $0.05 · Vertex
Lowest paid$0.45 / $1.80
Requesty Gateway · 1.1× spread
Context131,072
⚠ Providers report 65,536–1,048,576; the table below is authoritative
Output limit32,768
Capabilities
✓ ReasoningTool use✓ Structured output✓ Temperature✓ Attachments
⚠ Providers report capability flags inconsistently
Modalities
TextImageVideoPDF
Knowledge cutoff2025-01
Released / updated2026-05-28 / 2026-05-28
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 15 providers15 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Requesty | Gateway | $0.45 tiered >200K: $0.45 | $1.80 | — | — | 131,072 | 32,768 | |
| OpenRouter | Gateway | $0.50 | $3.00 | — | — | 131,072 | 32,768 | |
| OpenRouter google/gemini-3.1-flash-image-preview | Gateway | $0.50 | $3.00 | — | — | 65,536 ⚠ | 65,536 | |
| FastRouter google/gemini-3.1-flash-image-preview | Gateway | $0.50 | $3.00 | — | — | 65,536 ⚠ | 65,536 | |
| Vercel AI Gateway | Cloud | $0.50 | $3.00 | $0.05 | — | 131,072 | 32,768 | |
| Eden AI | Gateway | $0.50 | $3.00 | — | — | 65,536 ⚠ | 32,768 | |
| Eden AI google/gemini-3.1-flash-image-preview | Gateway | $0.50 | $3.00 | — | — | 65,536 ⚠ | 65,536 | |
| Eden AI | Gateway | $0.50 | $3.00 | — | — | 131,072 | 32,768 | |
| Kilo Gateway | Gateway | $0.50 | $3.00 | — | — | 131,072 | 32,768 | |
| Kilo Gateway google/gemini-3.1-flash-image-preview | Gateway | $0.50 | $3.00 | — | — | 65,536 ⚠ | 65,536 | |
| VertexOfficial | First-party | $0.50 | $60.00 | $0.05 | — | 131,072 | 32,768 | |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Requesty$180.00
2Vercel AI Gateway$196.00
3OpenRouter$250.00
4OpenRouter$250.00
5FastRouter$250.00
6Eden AI$250.00
13Vertex · Official$3,046.00
Switch to Requesty to save $2,866.00/mo (94%)
Note: this is a gateway; verify availability and rate limits yourself.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
effort = noneeffort = loweffort = mediumeffort = higheffort = maxbudget_tokensToggle (on / off)effort = minimal
2 / 15 providers expose no reasoning control (reasoning_options: []).
Related models
Gemini 3.7 Flashsame series$0.75 / $3.75Gemini 3.7 Flash (Google Vertex AI)same series$0.75 / $3.75Gemini 3.7 Flash (Google AI Studio)same series$0.75 / $3.75GLM-5.2cheaper alternative$1.40 / $4.40GPT OSS 120Bcheaper alternative$1.00 / $4.20Kimi K2.6cheaper alternative$0.95 / $4.00DeepSeek V4 Procheaper alternative$0.435 / $0.87
Price historyone sample accumulated per data sync
Input listOutput listMin blended