Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Gemini 3.1 Flash Image Preview, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines...
Updated 2 h ago · first seen 11 Sept 2026
model_01M294WW402A6S8KC0FK8BBBFF
- Context
- 65.5K tokens
- T2 · 2 h ago
- Released
- 26 Feb 2026
- T2 · 2 h ago
Specification
- Release date
- 26 Feb 2026
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Context window
- 65.5K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Max output
- 59K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Modalities
- image, text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Input modalities
- image, text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Output modalities
- image, text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Tokenizer
- Gemini
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Openrouter id
- google/gemini-3.1-flash-image-preview
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Supported parameters
- include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, top_p
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
14
Source tiers
T214
Freshest observation
2 h ago
Conflicts
None
Modalities
- Modalities
- imagetext
- Input
- imagetext
- Output
- imagetext
Capabilities
Tool calling
No
OpenRouter public model & pricing listing · T2
Structured output
Yes
OpenRouter public model & pricing listing · T2
Reasoning
Yes
OpenRouter public model & pricing listing · T2
Vision
Yes
OpenRouter public model & pricing listing · T2
Audio
Unavailable
Fine-tuning available
Unavailable
- Context window
- 65.5K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Max output
- 59K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
- Tokenizer
- Gemini
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
No benchmark results recorded
Current prices
| Provider | Input / 1M | Output / 1M | Cached in | Batch in / out | Context | Observed | Source |
|---|---|---|---|---|---|---|---|
| Google Gemini APIgoogle/gemini-3.1-flash-image-preview | $0.50 | $3 | — | — | 65.5K | 32 min ago | openrouter.aiT2 |
USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.
Available through 1
Price history
Input price · USD / 1M tokens
Output price · USD / 1M tokens
- Google Gemini API
No hardware estimate available
No lineage recorded
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history · Vision
Visionvision1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
New model: Nano Banana 2 (Gemini 3.1 Flash Image Preview) (Google)
openrouterGoogle Gemini API lists Nano Banana 2 (Gemini 3.1 Flash Image Preview) at $0.5 in / $3 out per 1M tokens
openrouter
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| OpenRouter public model & pricing listing | openrouter.ai/api/v1/models | catalogue | T2· Quality secondary | 32 min ago | 2 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.