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Sourceful: Riverflow V2 Fast Preview

sourceful/riverflow-v2-fast-preview

Riverflow V2 Fast Preview is the fastest variant of Sourceful's Riverflow V2 preview lineup. This preview version exceeds the performance of Riverflow 1 Family and is Sourceful's first unified text-to-image and image-to-image model family.

Pricing is $0.03 per output image, regardless of size.

Sourceful imposes a 4.5MB request size limit, therefore it is highly recommended to pass image URLs instead of Base64 data.

Modalities

Context

8K

Released

Dec 8, 2025

About Sourceful: Riverflow V2 Fast Preview

OpenRouter makes Sourceful: Riverflow V2 Fast Preview available through a unified, OpenAI-compatible API using the model ID sourceful/riverflow-v2-fast-preview.

Sourceful: Riverflow V2 Fast Preview accepts text and images and returns images. It has a 8,192-token context window.

It was released on December 8, 2025.

More models from Sourceful

  • Riverflow V2.5 Pro
  • Riverflow V2.5 Fast
  • Riverflow V2 Pro
PlaygroundActivityFAQ

Playground

Activity

Token volume and request traffic to this model over time.

Frequently asked questions

Riverflow V2 Fast Preview is the fastest variant of Sourceful's Riverflow V2 preview lineup. This preview version exceeds the performance of Riverflow 1 Family and is Sourceful's first unified text-to-image and image-to-image model family. Pricing is $0.03 per output image, regardless of size.

Riverflow V2 Fast Preview accepts text and images as input and returns images.

Riverflow V2.5 Pro, Riverflow V2.5 Fast, Riverflow V2 Pro and 1 more are other image models from Sourceful.

Riverflow V2 Fast Preview was released on December 8, 2025.