---
title: "Count stealth or ex-stealth startup founders matching search criteria."
method: POST
path: "/fiber/v1/stealth-founders/count"
tags: ["Fiber AI"]
---

# Count stealth or ex-stealth startup founders matching search criteria.

`POST /fiber/v1/stealth-founders/count`

## Request

- Base URL: `https://api.orthogonal.com/mpp`
- URL: `https://api.orthogonal.com/mpp/fiber/v1/stealth-founders/count`
- Auth: none declared
- TypeScript: <https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/docs/fiber/v1/stealth-founders/count/post.ts> (a function with typed inputs; its response is checked against the schema)

## Request body

- object
  - `stealthConfig` object, required: Object with mode. Use {"mode":"in-stealth"} or {"mode":"left-stealth"}. Optional date filters.
  - `searchParams` object: Optional profile search filters

## Response `200`

Successful response

## Other responses

- `402`: Payment Required (x402 / MPP / np)

## Changes

- **2026-11-08** `857e915717f4`: 1 breaking
  - added required request body
- **2026-08-25** `806e279c8d50`: 2 info
  - api tag `Fiber AI` added
  - api tag `Fiber AI API` removed

[Operation history](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/changes/fiber/v1/stealth-founders/count/post.md)

---

[API](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace.md) - [All operations](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/llms.txt) - [OpenAPI document](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/revisions/fc2e1d26c8eb?raw)