---
search:
  tags:
    - UserIdMapping Recipe
    - POST
seo:
  description: >-
    Create a mapping between a SuperTokens userId and an… Reference for the POST
    /appid-{appId}/recipe/userid/map endpoint in the Core Driver Interface API.
sidebar:
  badge: POST
  label: Create user ID mapping
title: Create user ID mapping
type: openapi-operation
---
Create a mapping between a SuperTokens userId and an external userId.

<Operation source="references-cdi" id="useridmappingcreatemapping" />