Roundup
Best AI Models for Research
Long documents, citations and careful reasoning: the models we reach for when accuracy matters more than speed.
Google: Nano Banana 2.1
google/gemini-nano-banana-2.1
Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization,...
Listed (6 Oct 2026)
Source: OpenRouter (live)
- Input
- $1.50
- USD per 1M tokens
- Output
- $7.50
- USD per 1M tokens
- Blended
- $3.00
- 75% in / 25% out
- Context
- 66K
- tokens
- Max output
- 59K
- tokens
- Modality
- text+image->text+image
Prices as listed on OpenRouter, refreshed every five minutes. Provider-direct prices may differ. Convert to your currency on the AI Tracker.
Price history
How this listing has moved
- 7-day
- -
- 30-day
- -
- 90-day
- -
First recorded 7 Oct 2026. Deltas appear once a second daily snapshot lands. See all changes on Market Movers.
Capabilities
Declared on the listing
- Tool / function calling Declared
- Reasoning controls Declared
- Structured output Declared
- InputImage, Text
- OutputImage, Text
Capabilities are read from the provider listing. "Not declared" means the listing does not advertise the feature, not that it is absent.
Why it costs this
Pricing context
- 3.5× median
- Market median blended price is $0.850/M across 438 priced models.
Alternatives
More from Google
$0.750
/M blended
Google
$1.50
/M blended
$0.750
/M blended
Google
$1.50
/M blended
$0.750
/M blended
Google
$1.50
/M blended
Alternatives
Similar price, other providers
Mistral
$3.00
/M blended
Anthropic: Claude Sonnet 4.6 (batch)
Anthropic
$3.00
/M blended
Anthropic: Claude Sonnet 4.5 (batch)
Anthropic
$3.00
/M blended
$3.00
/M blended
Sakana
$3.00
/M blended
Qwen (Alibaba)
$3.00
/M blended
Within ±50% of $3.00/M blended.
Analysis
Related reading
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Comparison
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Google DeepMind's Gemini and Gemma models. All Google models · Official site
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