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 (Gemini 2.5 Flash Image)
google/gemini-2.5-flash-image
Gemini 2.5 Flash Image, a.k.a. "Nano Banana," is now generally available. It is a state of the art image generation model with contextual understanding. It is capable of image generation,...
Listed (7 Oct 2025)
Source: OpenRouter (live)
- Input
- $0.300
- USD per 1M tokens
- Output
- $2.50
- USD per 1M tokens
- Blended
- $0.850
- 75% in / 25% out
- Context
- 33K
- tokens
- Max output
- 8K
- 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.
Capabilities
Declared on the listing
- Tool / function calling Not declared
- Reasoning controls Not 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
- 1.1× median
- Market median blended price is $0.800/M across 417 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
Amazon
$0.850
/M blended
Qwen (Alibaba)
$0.850
/M blended
$0.850
/M blended
MiniMax
$0.850
/M blended
$0.844
/M blended
Aion Labs
$0.875
/M blended
Within ±50% of $0.850/M blended.
Analysis
Related reading
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Predictable quality, sensible pricing and vendor stability for everyday writing, analysis and customer-facing work.
Comparison
Gemini vs GPT
Google's Gemini against OpenAI's GPT: context, multimodality, price and where each fits.
Google DeepMind's Gemini and Gemma models. All Google models · Official site
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