---
title: "Search Similar Domains"
method: GET
path: "/api/v1/domains/search/similar"
tags: ["Domains"]
---

# Search Similar Domains

`GET /api/v1/domains/search/similar`

## Request

- Base URL: `https://app.aimrank.io` (the document declares no server; this is the origin it was published from)
- URL: `https://app.aimrank.io/api/v1/domains/search/similar`
- Auth: none declared

Find public domains most similar to a free-text query or a known domain.

Use ``q`` for free-text similarity (e.g., "pharma evaluation drug
interactions"). Use ``domain_id`` to find domains similar to one you
already know about. Exactly one of the two must be supplied.

Returns a ranked list with cosine similarity score in [0, 1].
Public endpoint — no auth required. Only public domains are
searched / returned.

## Query parameters

- `q` string, nullable
- `domain_id` string, nullable
- `limit` integer
- `min_score` number

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/aimrank/apis/aimrank-api.md) · [All operations](https://skmtc.dev/aimrank/apis/aimrank-api/llms.txt) · [OpenAPI document](https://skmtc.dev/aimrank/apis/aimrank-api/revisions/3574d0aff459?raw)