Get an Instagram user's id from their username API
One call converts an Instagram username (user) into its numeric user id. The answer is a single object, not a list; the id is the input that the id_user endpoints need.
1 live route on Instagram, from $0.00099 per call. Every route below answered our last live test on 2026-10-06; the gateway re-tests them daily.
Price per call, by route
The upstream price you are metered at, cheapest first. A route without a published price says so.
| Provider | Endpoint | Price |
|---|---|---|
User IDGET ig/user_id | $0.00099$0.99 / 1k calls |
What it returns
From a real call to the route: FlashAPI.
One call converts an Instagram username (user) into its numeric user id. The answer is a single object, not a list; the id is the input that the id_user endpoints need.
idNumeric Instagram user id, usable as id_user elsewherestatus'ok' when the lookup workedCall it
HTTP with your key in x-api-key, or the call_endpoint tool of our MCP server.
Parameters
| Parameter | Type | Notes | |
|---|---|---|---|
| user | string · query | required | e.g. instagram |
HTTP
curl "https://fetchapi.co/api/gw/flashapi/ig/user_id?user=instagram" \ -H "x-api-key: YOUR_KEY"
MCP
call_endpoint("flashapi.user_id", {"user": "instagram"})Real example answer (trimmed) · 2026-10-03
{
"id": 25025320,
"status": "ok"
}Related Instagram APIs
- Get an Instagram account's engagement rate from its last 12 postsfrom $0.00099
- Get an Instagram account's join date and countryfrom $0.00099
- Get an Instagram user's profile by user idfrom $0.00099
- Get an Instagram user's profile by usernamefrom $0.00099
- Get an Instagram post by shortcodefrom $0.00099
- Get the stories in an Instagram highlightfrom $0.00099
- List Instagram posts for a hashtagfrom $0.00099
- List an Instagram user's followersfrom $0.00099
One key for every API on this page.
Call it over HTTP or from any MCP client. Each key has a rate limit and a monthly cap; calls are metered at the upstream price.