Public API

Free, read-only access to the MRR.fyi leaderboard. No API key required. All monetary values are in cents.

Base URL

https://mrr.fyi

Rate Limiting

All endpoints are rate limited to 60 requests per minute per IP address. When exceeded, you'll receive a 429 response with a Retry-After header.

GET/api/v1/leaderboard

Returns the top 50 founders sorted by featured status and MRR.

Rate limit: 60 requests/min per IP

Example response

{
  "data": [
    {
      "rank": 1,
      "slug": "screenshotify",
      "name": "Jane Doe",
      "twitter": "janedoe",
      "productName": "Screenshotify",
      "productUrl": "https://screenshotify.io",
      "description": "Screenshot API for developers",
      "mrr": 250000,
      "currency": "USD",
      "growthPercent": 12,
      "verified": true,
      "featured": false,
      "updatedAt": "2026-03-19T12:00:00.000Z"
    }
  ],
  "meta": {
    "count": 50,
    "generatedAt": "2026-03-19T12:00:00.000Z"
  }
}

GET/api/v1/founders/:slug

Returns public data for a single founder including MRR snapshots and milestones.

Rate limit: 60 requests/min per IP

Parameters

Name	Location	Description
slug	path	The founder's URL slug

Example response

{
  "data": {
    "slug": "screenshotify",
    "name": "Jane Doe",
    "twitter": "janedoe",
    "productName": "Screenshotify",
    "productUrl": "https://screenshotify.io",
    "description": "Screenshot API for developers",
    "mrr": 250000,
    "currency": "USD",
    "rank": 1,
    "verified": true,
    "featured": false,
    "milestones": [
      { "amount": 100, "reachedAt": "2025-06-01T00:00:00.000Z" },
      { "amount": 500, "reachedAt": "2025-09-15T00:00:00.000Z" },
      { "amount": 1000, "reachedAt": "2025-12-01T00:00:00.000Z" }
    ],
    "snapshots": [
      { "mrr": 250000, "recordedAt": "2026-03-19T12:00:00.000Z" },
      { "mrr": 223000, "recordedAt": "2026-02-15T12:00:00.000Z" }
    ],
    "createdAt": "2025-05-01T00:00:00.000Z",
    "updatedAt": "2026-03-19T12:00:00.000Z"
  }
}

Notes

All monetary values (mrr) are in cents. Divide by 100 to get dollars.
Milestone amounts are in dollars (e.g. 1000 = $1,000 MRR).
Responses include Cache-Control headers. Please respect them.
This API is free for personal and non-commercial use.