Price check $0.001–$0.100 per image 17 published rates · pay as you go

Black Forest Labs (Flux) Usage Pricing

Item Dimension Unit Rate
flux-2-max megapixel per megapixel (first MP) $0.070
flux-2-max-subsequent megapixel per megapixel (subsequent/reference) $0.030
flux-2-pro megapixel per megapixel (first MP) $0.030
flux-2-pro-subsequent megapixel per megapixel (subsequent/reference) $0.015
flux-2-flex megapixel per megapixel $0.050
flux-2-klein-9b megapixel per megapixel (first MP) $0.015
flux-2-klein-9b-subsequent megapixel per megapixel (subsequent/reference) $0.002
flux-2-klein-4b megapixel per megapixel (first MP) $0.014
flux-2-klein-4b-subsequent megapixel per megapixel (subsequent/reference) $0.001
flux-outpainting megapixel per output megapixel $0.100
flux-kontext-max image per image $0.080
flux-kontext-pro image per image $0.040
flux-1-1-pro-ultra image per image $0.060
flux-1-1-pro image per image $0.040
flux-pro image per image $0.050
flux-pro-fill image per image $0.050
flux-dev image per image $0.025
  • FLUX.2 models priced per megapixel (1 MP = 1024x1024); first generated MP higher than subsequent
  • FLUX.2 reference images charged separately, capped at 4 MP
  • FLUX.2 [klein] subsequent and reference MP rates significantly cheaper ($0.001-$0.002)
  • FLUX Outpainting (flux-tools) charges $0.10 per output megapixel; input megapixels not counted
  • FLUX.1 Kontext supports image editing with text+image inputs
  • Same rates mirror on Replicate and fal
  • Flux Schnell open-weight, free to self-host
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Quick Answer
Last verified:
Medium confidence

Black Forest Labs (Flux) uses usage-based pricing from $0.001 to $0.100 per image as of August 2026. Usage cost depends on the selected model and generation volume.

  • 4 documented hidden costs beyond list price
  • Contracts auto-renew
Last verified: | Sources: 2 pricing pages and reviews

How much does Black Forest Labs (Flux) cost?

Black Forest Labs (Flux) uses usage-based pricing from $0.001–$0.100 per image. The published rate card contains 17 per-generation prices; there is no monthly subscription price for this API tier.

Black Forest Labs (Flux) Pricing Overview

Black Forest Labs (Flux) uses usage-based pricing from $0.001–$0.100 per image across 17 published rates.

Black Forest Labs (Flux) contracts auto-renew, with a No per-image minimums for the pay-as-you-go option. minimum commitment.

There are at least 4 documented hidden costs beyond Black Forest Labs (Flux)'s list price, including implementation, training, and add-on fees.

This pricing was last verified in May 19, 2026 from 2 independent sources.

View Black Forest Labs (Flux) API Pricing

Black Forest Labs (Flux) offers API access through a usage-based Developer plan with custom pricing. There are no publicly listed monthly or annual flat rates — costs scale with usage. Enterprise and high-volume pricing is available by contacting the team directly.

How Black Forest Labs (Flux) Pricing Compares

Compare Black Forest Labs (Flux) pricing against top alternatives in AI Media APIs.

Stability AI API $0.025-$0.08 per image Compare → Kling API $0.084-$0.168 per second of video Compare → Replicate Usage-based Compare →

Compare Black Forest Labs (Flux) vs Alternatives

Before committing to Black Forest Labs (Flux), compare pricing with these 3 alternatives in the same category.

VSStability AI API
From $0.025 per image

Developers using Stable Diffusion models

Full comparison
VSKling API
From $0.084 per second of video

Developers using standard-quality Kling video generation

Full comparison
VSReplicate
Custom

Trying out AI models and small experiments

Full comparison

All Black Forest Labs (Flux) alternatives & migration guides

What Companies Actually Pay for Black Forest Labs (Flux)

Review scores
Third-party review aggregates, as of Jul 2026
Top pricing complaints
Misleading Marketing and Licensing IssuesBilling ProblemsLack of Free Plan (for Black Forest Labs directly)Extreme Hardware Requirements

How Black Forest Labs (Flux) Pricing Compares

Software Starting Price Top Price
Black Forest Labs (Flux) $0.001 $0.100 per image
Clipdrop API Custom Custom
Fal.ai $0.02/month $2.1/month
Hailuo AI API $9.99/mo $9.99/mo
Hedra API $15/month $75/month
Kling API $0.084 per second of video $0.42 per second of video

Detailed pricing comparisons:

Browse all AI Media APIs pricing →

4 Black Forest Labs (Flux) Hidden Costs Beyond the List Price

Beyond the listed price, Black Forest Labs (Flux) has at least 4 documented hidden costs that can significantly increase total cost of ownership.

Watch for 4 hidden costs
  • Development and Integration
    high 1 source
    industry "Updates: Black Forest Labs is not responsible for any costs required to implement, host, or begin using any updates to the models"
  • Content Filtering and Labeling
    medium 1 source
    industry "Users may need to change, update, or reengineer their content filtering and provenance measures at their own cost to ensure compatibility and compliance with applicable law"
  • Model Updates
    medium 1 source
    industry "Updates: Black Forest Labs is not responsible for any costs required to implement, host, or begin using any updates to the models"
  • Output Evaluation
    low 1 source
    industry "Output Evaluation: Users are advised to evaluate the use of generated output before using it, potentially through human review"
Tip

Ask your Black Forest Labs (Flux) sales rep about these costs upfront. Getting them in writing before signing can save you from surprise charges later.

Full hidden costs breakdown →

Intelligence sourced from 1 independent sources
industry
Key claims include inline source attribution. Data verified against multiple independent sources. 5 source citations total.

Black Forest Labs (Flux) Contract Terms

Black Forest Labs (Flux) contracts auto-renew. Changes require advance notice. These terms are sourced from verified buyer experiences.

Contract Terms
Auto-Renewal Yes
Minimum Commitment No per-image minimums for the pay-as-you-go option.
Based on 1 verified source

Black Forest Labs (Flux) Price History

Pricing changes CostBench has tracked for Black Forest Labs (Flux), verified across 2 snapshots going back to 2026Q2.

  1. Black Forest Labs (Flux) price increase

    Highest tier increased from $0 to $0/month

    +25%

View Black Forest Labs (Flux)'s full price history →

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