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FLUX PuLID

Image generationAvailable
by CommunityModel ID: flux-pulid

PuLID identity customization running on FLUX.1-dev. Inserts a face from one reference photo into prompt-driven scenes using contrastive alignment, giving higher likeness and detail than SDXL-era ID adapters. Good for realistic avatars and character portraits.

Try itGet API keyCompare
Price
≈ US$0.018/run
Input → output
Text + Image → Image
Developer
Community
Updated
23 September 2026
01

Playground

Try FLUX PuLID

Input & output

≈ US$0.018/run
Try FLUX PuLID

0 / 2,000

Reference photo of the face

Advanced settings (5)

0 / 1,000

Output
Your image appears here.

This run

about US$0.018 · 1.8 credits

US$0.054 (5.4 credits) are reserved at the start; the actual GPU time is billed.

For accounts without a purchase: runs above 2 credits need a top-up.

New here?

10 free credits (US$0.10) when you sign up with Google

Usable 24 hours after sign-up, up to 5 runs per day and at most 2 credits per run. Other sign-in methods start without credits.

02

About FLUX PuLID

TL;DRAs of 23 September 2026

FLUX PuLID is a model by Community in the Image generation category. On Railwail, FLUX PuLID costs ≈ US$0.018 per run.

FLUX PuLID applies the PuLID (Pure and Lightning ID) tuning-free identity method on top of the FLUX.1-dev base model. It keeps a person's face from a single image while generating new portraits and full scenes from text. Built by ByteDance research and packaged on Replicate by zsxkib.
03

Pricing

Prices in US dollars. Usage is charged from prepaid credits.
Typical run (≈ 11 s on A100 (80GB))US$0.018 per run
GPU time (A100 (80GB))US$0.00168 per GPU second
  • Billed by the GPU time the run actually takes. When the run starts, 3× the typical price is reserved from your balance and settled afterwards.
  • 1 credit = US$0.01

Cost calculator

Price calculator

s

Typical according to the provider: about 10.7 s

Total

US$1.80

180 credits

Per run

US$0.018 · 1.8 credits

Billed by the actual GPU time; this is an estimate.

04

API

Call FLUX PuLID with your Railwail API key. Use this model ID in the request:
flux-pulidAPI documentationGet an API key

No verified API example

The public API passes a different input format than this model needs. Use the playground above.

05

Specifications

Model ID
flux-pulid
Developer
Community
Category
Image generation
Input
Text, Image
Output
Image
Billing
By usage (tokens or GPU time)
Catalog entry updated
23 September 2026

Input parameters

Inputs and settings from the model's input schema. The example in the API section shows which of them the API accepts.

  • promptrequired
    Type: Text
    Default: –
    Allowed values: up to 2,000 characters
  • main_face_imagerequired

    Reference photo of the face

    Type: Text
    Default: –
    Allowed values: –
  • seed
    Type: Integer
    Default: –
    Allowed values: –
  • id_weight
    Type: Number
    Default: 1
    Allowed values: 0 to 3
  • num_steps
    Type: Integer
    Default: 20
    Allowed values: 1 to 50
  • guidance_scale
    Type: Number
    Default: 4
    Allowed values: 1 to 10
  • negative_prompt
    Type: Text
    Default: –
    Allowed values: up to 1,000 characters

Tags

  • avatar
  • portrait
  • pulid
  • flux
  • identity
  • face
  • replicate
06

Use cases

07

Frequently asked questions

What is FLUX PuLID?

FLUX PuLID is a model by Community in the Image generation category.

How much does FLUX PuLID cost on Railwail?

On Railwail, FLUX PuLID costs ≈ US$0.018 per run. You are charged for what each request actually uses. Usage is paid from prepaid credits; 1 credit equals US$0.01.

Which settings does FLUX PuLID support?

According to its input schema, FLUX PuLID knows these parameters: prompt (up to 2,000 characters), main_face_image, seed, id_weight (0 to 3), num_steps (1 to 50), guidance_scale (1 to 10) and negative_prompt (up to 1,000 characters).

How fast is FLUX PuLID?

There are not enough measured runs of FLUX PuLID on Railwail yet to state a run time. It depends on the input, the settings and the load at the provider.

Is FLUX PuLID better than FLUX 1.1 Pro?

That depends on the task. FLUX PuLID (Community) and FLUX 1.1 Pro (Black Forest Labs) are both models in the Image generation category. The comparison page shows their prices and specifications side by side.

Compare FLUX PuLID and FLUX 1.1 Pro

Can FLUX PuLID use an image as input?

Yes. Send the image in the main_face_image parameter.

08

Comparable models

All in this category
  • Icons (SDXL Flat Pop)Community

    SDXL fine-tune by galleri5 for slick flat icons and pop constructivist graphics with thick edges. Trained on Bing generations, it produces clean single-subject icon art that suits app icons, badges and UI glyphs. Raster output, not true vector.

    ≈ US$0.0094/run

    48 % cheaper per unit

    Compare FLUX PuLID vs. Icons (SDXL Flat Pop)
  • InstantIDCommunity

    InstantID makes realistic portraits of a real person from a single reference photo without per-user training. Combines a face encoder with an IdentityNet adapter on SDXL to keep identity and pose while following a text prompt, so it is fast and tuning-free.

    ≈ US$0.084/run

    367 % more expensive per unit

    Compare FLUX PuLID vs. InstantID
  • Sticker MakerCommunity

    fofr's sticker generator that outputs graphics with transparent backgrounds, so the result drops straight into chat apps or print sheets. Runs an SDXL-based pipeline at high speed (default 17 steps) and returns die-cut style art without manual background removal.

    ≈ US$0.0055/run

    69 % cheaper per unit

    Compare FLUX PuLID vs. Sticker Maker

All models through one API

One API key for every model on Railwail. Usage is charged from prepaid credits, 1 credit = US$0.01.

Get API keyBrowse all models