Generate Branded Graphics Programmatically

Integrate RepeatPosts into your workflow with a REST API. Create API keys, send template data via HTTP, receive rendered images in response, and listen for completion via webhooks.

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Why You'll Love Image Generation API

RESTful Endpoints

Simple JSON payloads let you specify a template, data fields, output format, and size. Receive a rendered image URL or binary response within seconds.

Webhook Notifications

Register webhook URLs to receive POST callbacks when images finish rendering. Ideal for async pipelines and large batch operations.

API Key Management

Create multiple API keys with independent rate limits, scoped permissions, and usage dashboards. Rotate keys without downtime.

How It Works

1

Create an API Key

Generate an API key from your dashboard. Set a rate limit and optional webhook URL for async image delivery.

2

Send a Render Request

POST a JSON payload with the template ID, field values, and desired output format. The API validates your data and queues the render.

3

Receive Your Image

Get the rendered image back as a direct download URL or a webhook callback. Integrate the URL into emails, ads, or social schedulers.

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Get Started with Image Generation API

Create professional, on-brand marketing graphics today.

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100 free credits - no credit card required