---
title: "Add Signal"
method: POST
path: "/api/v1/gtm/prospects/{prospect_id}/signals"
tags: ["GTM - Prospects"]
---

# Add Signal

`POST /api/v1/gtm/prospects/{prospect_id}/signals`

## Request

- Base URL: `https://api.gemstoneaiapp.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.gemstoneaiapp.com/api/v1/gtm/prospects/{prospect_id}/signals`
- Auth: none declared

## Path parameters

- `prospect_id` integer, required

## Headers

- `x-admin-key` string, nullable

## Request body

- ProspectSignalCreate
  - `signal_type` string, required
  - `content` string, nullable
  - `source` string, nullable
  - `source_url` string, nullable
  - `signal_metadata` object, nullable

## Response `201`

Successful Response

- ProspectSignalResponse
  - `id` integer, required
  - `prospect_id` integer, required
  - `signal_type` string, required
  - `content` string, nullable
  - `source` string, nullable
  - `source_url` string, nullable
  - `observed_at` string, date-time, required
  - `signal_metadata` object, nullable

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/gemstoneaiapp/apis/gemstoneai-api.md) · [All operations](https://skmtc.dev/gemstoneaiapp/apis/gemstoneai-api/llms.txt) · [OpenAPI document](https://skmtc.dev/gemstoneaiapp/apis/gemstoneai-api/revisions/fcb441f55161?raw)