---
title: "Search Similar Companies"
method: GET
path: "/search/similar_companies/{id_or_urn}"
tags: ["companies", "people", "search"]
---

# Search Similar Companies

`GET /search/similar_companies/{id_or_urn}`

## Request

- Base URL: `https://api.harmonic.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.harmonic.ai/search/similar_companies/{id_or_urn}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/harmonic/apis/harmonic-ai-public-api/docs/search/similar_companies/:id_or_urn/get.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `id_or_urn` union, required
  - integer
  - string, uuid
  - string

## Query parameters

- `size` integer: Number of similar companies to fetch

## Response `200`

Successful Response

- SearchOutputCompanyUrn
  - `count` integer, nullable
  - `page_info` PaginationMetadata
    - `next` string, nullable
    - `current` string, nullable
    - `has_next` boolean, required
  - `results` string[], required

## Other responses

- `422`: Validation Error

## Changes

- **2026-07-26** `fcf35c98e097`: 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status

[Operation history](https://skmtc.dev/harmonic/apis/harmonic-ai-public-api/changes/search/similar_companies/:id_or_urn/get.md)

---

[API](https://skmtc.dev/harmonic/apis/harmonic-ai-public-api.md) - [All operations](https://skmtc.dev/harmonic/apis/harmonic-ai-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/harmonic/apis/harmonic-ai-public-api/revisions/3aef619bb9e3?raw)