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Documentation Index

Fetch the complete documentation index at: https://docs.runflow.io/llms.txt

Use this file to discover all available pages before exploring further.

Pricing: $0.12/request. Endpoint: POST /v1/models/runflow/skin-fix/runs.
Cleanup pass for portrait photography. Smoothes skin texture, fixes blemishes, preserves natural detail.

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Overview

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Pricing

  • Base price: $0.12/request
  • Note: Per image - skin retouch

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Skin Fix API

Endpoint: POST /v1/models/runflow/skin-fix/runs

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Run the model

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Python

import requests

response = requests.post(
    "https://api.runflow.io/v1/models/runflow/skin-fix/runs",
    headers={"Authorization": "Bearer RUNFLOW_API_KEY"},
    json={
        "input": {
            "image_url": "https://public.runflow.io/images/models/runflow/skin-fix/examples/1/before.webp"
        },
        "callback_url": "https://your-server.com/webhook"
    },
)

data = response.json()
print(data)

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Node.js

const response = await fetch(
  "https://api.runflow.io/v1/models/runflow/skin-fix/runs",
  {
    method: "POST",
    headers: {
      "Authorization": "Bearer RUNFLOW_API_KEY",
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
        "input": {
            "image_url": "https://public.runflow.io/images/models/runflow/skin-fix/examples/1/before.webp"
        },
        "callback_url": "https://your-server.com/webhook"
    }),
  }
);

const data = await response.json();
console.log(data);

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cURL

curl -X POST https://api.runflow.io/v1/models/runflow/skin-fix/runs \
  -H "Authorization: Bearer $RUNFLOW_API_KEY" \
  -H "Content-Type: application/json" \
  --data-binary @- <<'JSON'
{
    "input": {
        "image_url": "https://public.runflow.io/images/models/runflow/skin-fix/examples/1/before.webp"
    },
    "callback_url": "https://your-server.com/webhook"
}
JSON

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Request parameters

ParameterTypeRequiredDescription
inputobjectrequiredModel input parameters. See “Input schema” below.
callback_urlstring | nulloptionalWebhook URL - POSTed when the run reaches a terminal state.
metadataobject | nulloptionalArbitrary key-value pairs attached to the run.

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Input schema

FieldTypeRequiredAllowed valuesDescription
image_urlimagerequiredAnyURL of the image to process. HTTPS required.

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Output schema

FieldTypeDescription
outputsjsonArray of result items, each with at minimum a url field.
seedjsonRandom seed used (null if N/A).
timingjsonProvider timing breakdown (null if not surfaced).
nsfw_detectedjsonProvider NSFW flag (null if not surfaced).

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Callback payload

When you provide a callback_url, Runflow POSTs to it once the run reaches a terminal state.
FieldTypeDescription
eventstringEvent type: “run.completed”, “run.failed”, or “run.cancelled”.
run_idstringThe unique identifier of the run.
statusstringTerminal status: “succeeded”, “failed”, or “cancelled”.
outputobject | nullThe run output. Null if the run failed or was cancelled.
duration_msnumber | nullTotal run duration in milliseconds.
created_atstring | nullISO 8601 timestamp when the run was created.
completed_atstring | nullISO 8601 timestamp when the run reached terminal state.
metadataobject | nullThe metadata object passed at run creation, if any.
  • Retries: 3 attempts with exponential backoff (1s, 2s). Retries on 5xx / network errors only.
  • Headers: Runflow-Request-Id is always sent. Runflow-Signature is sent if a signing secret is configured.

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Additional Resources

Browse all models

Browse the catalog.

Run lifecycle

Callbacks, polling, statuses.

Callbacks

Handle async results.

Pricing

How requests bill out.