AI image model comparison

Riverflow V2.5 Pro vs FLUX.2 Pro

Image quality, cost per image, and editing features compared side by side. Or skip the guesswork and generate with both.

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.

Per image
$0.13
Output / 1M
$31.14
Image Elo
1366
black-forest-labs logo

Black Forest Labs

FLUX.2 Pro

A high-end image generation and editing model focused on frontier-level visual quality and reliability.

Per image
$0.03
Output / 1M
$7.32
Image Elo
1195

At a glance

Quick verdict

Which model wins on the things that matter most when you're making images.

Cheaper per image

black-forest-labs logo

FLUX.2 Pro

$0.03 vs $0.13, 4.3x cheaper

Better image quality

sourceful logo

Riverflow V2.5 Pro

1366 vs 1195 Elo in blind votes

Better at editing

sourceful logo

Riverflow V2.5 Pro

1310 vs 1136 Elo on edits

Newer release

sourceful logo

Riverflow V2.5 Pro

Released June 4, 2026

Quality

Image quality rankings

Elo ratings from Design Arena, where people vote between two anonymous images made from the same prompt. Higher is better.

Image generation

sourceful logoRiverflow V2.5 Pro#1 · 69.1% wins1366
black-forest-labs logoFLUX.2 Pro#8 · 49.1% wins1195

Image editing

sourceful logoRiverflow V2.5 Pro#1 · 63.3% wins1310
black-forest-labs logoFLUX.2 Pro#6 · 47.1% wins1136

Graphic design

sourceful logoRiverflow V2.5 Pro#1 · 75.2% wins1418
black-forest-labs logoFLUX.2 Pro#8 · 46.9% wins1173

Logos

sourceful logoRiverflow V2.5 Pro#1 · 64.1% wins1296
black-forest-labs logoFLUX.2 Pro#10 · 48.8% wins1193

Pricing

Riverflow V2.5 Pro vs FLUX.2 Pro price per image

What each image actually costs, plus the underlying API rates. Cheaper option highlighted.

Metricsourceful logoRiverflow V2.5 Problack-forest-labs logoFLUX.2 Pro
Cost per imageEstimated, ~1 megapixel (1024×1024)$0.13$0.03
Image outputPer 1M image tokens$31.14$7.32
Tokens per imageHow many image tokens one ~1MP image uses4,1754,096
Prompt textPer 1M input tokensIncludedIncluded

What it costs in practice

Estimated totals at standard resolution.

Single image

1 image

sourceful logoRiverflow V2.5 Pro$0.13
black-forest-labs logoFLUX.2 Pro$0.03

Social media batch

50 images

sourceful logoRiverflow V2.5 Pro$6.50
black-forest-labs logoFLUX.2 Pro$1.50

Product catalog

1,000 images

sourceful logoRiverflow V2.5 Pro$130
black-forest-labs logoFLUX.2 Pro$30

Specs

Inputs, outputs, and limits

What each model accepts, what it gives back, and how long your prompt can be.

Metricsourceful logoRiverflow V2.5 Problack-forest-labs logoFLUX.2 Pro
AcceptsImage, TextImage, Text
ProducesImageImage
Max prompt lengthText plus reference images33K tokens47K tokens
Reasoning stepAlways onNo
Release dateJune 4, 2026November 25, 2025

Features

Supported features

Creative controls available for each model.

Metricsourceful logoRiverflow V2.5 Problack-forest-labs logoFLUX.2 Pro
Image editingAccepts reference or source imagesSupportedSupported
Text alongside imagesCan explain or caption what it madeNot supportedNot supported
Thinks before drawingPlans the image with a reasoning stepSupportedNot supported
Reproducible seedsSame seed, same imageNot supportedSupported
Temperature controlTrade consistency for varietyNot supportedNot supported

Our take

FLUX.2 Pro is 4.3x cheaper per image. The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Riverflow V2.5 Pro or FLUX.2 Pro cheaper?

FLUX.2 Pro is cheaper at about $0.03 per standard image, compared with $0.13 for Riverflow V2.5 Pro. For 1,000 images that is $30 versus $130.

Which makes better images, Riverflow V2.5 Pro or FLUX.2 Pro?

In blind votes on Design Arena, Riverflow V2.5 Pro has an image generation Elo of 1366 and FLUX.2 Pro has 1195, putting Riverflow V2.5 Pro ahead. Taste varies by style, so the best test is running your own prompts through both.

Can Riverflow V2.5 Pro and FLUX.2 Pro edit existing images?

Yes. Both accept reference images, so you can upload a photo and ask for changes like a new background, different lighting, or added text.

Can I use Riverflow V2.5 Pro and FLUX.2 Pro at the same time?

Yes. Shortcut Chat sends one prompt to multiple image models at once, so you can see Riverflow V2.5 Pro and FLUX.2 Pro results side by side and keep the one you like.

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Why choose? Generate with both.

Send one prompt to Riverflow V2.5 Pro and FLUX.2 Pro at the same time. See both images side by side and keep the one you like.