Model Comparison

Riverflow V2 Fast Preview vs Nano Banana Pro (Gemini 3 Pro Image Preview)

Specifications & Benchmarks
Riverflow V2 Fast PreviewNano Banana Pro (Gemini 3 Pro Image Preview)
General
ProviderSourcefulGoogle
Context Length8,192 tokens65,536 tokens
Capabilities
Reasoning
Vision
Image Generation
Video Generation
Pricing
Input (per 1M tokens)$2.00
Output (per 1M tokens)$12.00
Benchmarks
LMArena (Text)

Elo rating from human preferences

1490(#1)
LMArena (Vision)

Vision task Elo rating

1309(#1)
LMArena Text-to-Image

Elo Score

1,235(#2)
Why Pay for Multiple Subscriptions?

Comparing Riverflow V2 Fast Preview from Sourceful with Nano Banana Pro (Gemini 3 Pro Image Preview) from Google? Instead of managing separate API keys and subscriptions, get both with Writingmate.

PlanPriceRiverflow V2 Fast PreviewNano Banana Pro (Gemini 3 Pro Image Preview)AI ImagesAI Video
Sourceful
Varies
Google AI Pro
1M context
$20/moNano Banana Pro (100/day)Veo 3.1 (3/day)
Writingmate Pro
Most popular
$20/moNano Banana Pro, FLUX.2, DALL-E & moreSora 2, VEO 3.1
Writingmate Ultimate
Power users
$60/moNano Banana Pro, FLUX.2, DALL-E & moreSora 2, VEO 3.1