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InstantID

Image generationAvailable
by CommunityModel ID: instant-id

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.

Try itGet API keyCompare
Price
≈ $0.084/run
Input → output
Text + Image → Image
Developer
Community
Updated
September 23, 2026
01

Playground

Try InstantID

Input & output

≈ $0.084/run
Try InstantID

0 / 2,000

Reference photo of the face

Advanced settings (5)

0 / 1,000

Output
Your image appears here.

This run

about $0.084 · 8.4 credits

$0.252 (25.2 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 ($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 InstantID

TL;DRAs of September 23, 2026

InstantID is a model by Community in the Image generation category. On Railwail, InstantID costs ≈ $0.084 per run.

InstantID is a zero-shot identity-preserving generation method built on SDXL. From one face photo it produces new portraits in different styles and scenes while holding the likeness, with optional pose control from the reference image. This Replicate packaging by zsxkib is widely used for instant avatars and AI headshots.
03

Pricing

Prices in US dollars. Usage is charged from prepaid credits.
Typical run (≈ 72 s on L40S)$0.084 per run
GPU time (L40S)$0.00117 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 = $0.01

Cost calculator

Price calculator

s

Typical according to the provider: about 71.8 s

Total

$8.40

840 credits

Per run

$0.084 · 8.4 credits

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

04

API

Call InstantID with your Railwail API key. Use this model ID in the request:
instant-idAPI 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
instant-id
Developer
Community
Category
Image generation
Input
Text, Image
Output
Image
Billing
By usage (tokens or GPU time)
Catalog entry updated
September 23, 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.

  • imagerequired

    Reference photo of the face

    Type: Text
    Default: –
    Allowed values: –
  • promptrequired
    Type: Text
    Default: –
    Allowed values: up to 2,000 characters
  • seed
    Type: Integer
    Default: –
    Allowed values: –
  • guidance_scale
    Type: Number
    Default: 5
    Allowed values: 1 to 20
  • negative_prompt
    Type: Text
    Default: –
    Allowed values: up to 1,000 characters
  • ip_adapter_scale
    Type: Number
    Default: 0.8
    Allowed values: 0 to 1.5
  • num_inference_steps
    Type: Integer
    Default: 30
    Allowed values: 1 to 100

Tags

  • avatar
  • portrait
  • instant-id
  • identity
  • face
  • sdxl
  • replicate
06

Use cases

07

Frequently asked questions

What is InstantID?

InstantID is a model by Community in the Image generation category.

How much does InstantID cost on Railwail?

On Railwail, InstantID costs ≈ $0.084 per run. You are charged for what each request actually uses. Usage is paid from prepaid credits; 1 credit equals $0.01.

Which settings does InstantID support?

According to its input schema, InstantID knows these parameters: image, prompt (up to 2,000 characters), seed, guidance_scale (1 to 20), negative_prompt (up to 1,000 characters), ip_adapter_scale (0 to 1.5), and num_inference_steps (1 to 100).

How fast is InstantID?

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

Is InstantID better than FLUX 1.1 Pro?

That depends on the task. InstantID (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 InstantID and FLUX 1.1 Pro

Can InstantID use an image as input?

Yes. Send the image in the 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.

    ≈ $0.0094/run

    89 % cheaper per unit

    Compare InstantID vs. Icons (SDXL Flat Pop)
  • 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.

    ≈ $0.0055/run

    93 % cheaper per unit

    Compare InstantID vs. Sticker Maker
  • FLUX 1.1 ProBlack Forest Labs

    Black Forest Labs' flagship text-to-image model. Faster generation than FLUX.1 Pro at higher prompt adherence, with strong photorealism and reliable spatial composition. Runs as a hosted Replicate model.

    $0.048/image

    Compare InstantID vs. FLUX 1.1 Pro

All models through one API

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

Get API keyBrowse all models