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Sourceful: Riverflow V2.5 Pro

Source description (English)

Riverflow V2.5 Pro is the most powerful variant of Sourceful's Riverflow 2.5 lineup, best for top-tier control and quality-sensitive outputs. The Riverflow 2.5 series is a unified text-to-image and image-to-image...

View source on OpenRouter
Overview

Model specifications

Context
32,768 tokens
Maximum output
29,491 tokens
Architecture
text+image->image
Tokenizer
Other
Knowledge cutoff
Not provided
Moderated
No
OPENROUTER

Complete pricing

Synchronized OpenRouter rates. Token prices are shown per one million tokens.

Image output
$0.13
per image
  • 1024px$0.13
  • 2048px$0.15
  • 4096px$0.17
API

Model configuration

Reasoning

Reasoning required
Yes
Default parameters
medium
Capabilities
xhigh, high, medium, low
API

Quick start

Set OPENROUTER_API_KEY locally. Python requires requests; JavaScript runs in Node.js. Keep the key on the server.

API documentation

curl --fail-with-body https://openrouter.ai/api/v1/images \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"sourceful/riverflow-v2.5-pro","prompt":"A sunlit mountain landscape"}'
Capabilities

Input → Output

Input
textimage
Output
image
Reasoning

No · xhigh · high · medium · low

API

Supported API parameters

include_reasoningreasoningreasoning_effort
Available providers

1 Provider

Checked: September 7, 2026

Live providers on OpenRouter

Provider availability, latency, throughput and routing can change continuously. Open the source page for current operational data.

OpenRouter

Sourceful

Not provided
Context
33K
Maximum output
29K
sourceful

3 models

All models
sourceful logosourceful

Sourceful: Riverflow V2.5 Fast

Riverflow V2.5 Fast is the speed-optimized variant of Sourceful's Riverflow 2.5 lineup, best for production deployments and latency-critical workflows. The Riverflow 2.5 series is a unified text-to-image and image-to-image family...

Context
33K
Input
text · image
Output
image
Image output: $0.019 per image
View model details →
sourceful logosourceful

Sourceful: Riverflow V2 Pro

Riverflow V2 Pro is the most powerful variant of Sourceful's Riverflow 2.0 lineup, best for top-tier control and perfect text rendering. The Riverflow 2.0 series represents SOTA performance on image...

Context
8K
Input
text · image
Output
image
Font Input: $0.03 per fontImage output: $0.15 per image
View model details →
sourceful logosourceful

Sourceful: Riverflow V2 Fast

Riverflow V2 Fast is the fastest variant of Sourceful's Riverflow 2.0 lineup, best for production deployments and latency-critical workflows. The Riverflow 2.0 series represents SOTA performance on image generation and...

Context
8K
Input
text · image
Output
image
Font Input: $0.03 per fontImage output: $0.02 per image
View model details →