User detail

GET/users/:id

Retrieve a user's public profile (email not included).

Auth	Not required

Path parameters

idstringrequired

User ID.

Response

Field	Type	Description
`id / slug`	string	ID / slug.
`firstName / lastName / nativeName`	string \| null	Name.
`avatarUrl`	string \| null	Avatar image URL.
`organizationMembers`	object[]	Career history.
`communities`	object[]	Communities.

curl https://api.4s.link/users/ID \
  -H "Authorization: Bearer 4s_at_..."

Example response
{
  "id": "a1b2c3d4-...",
  "slug": "taro",
  "firstName": "太郎",
  "lastName": "山田",
  "avatarUrl": "https://.../avatar.png",
  "bio": "...",
  "organizationMembers": [],
  "communities": [],
  "userLinks": [],
  "createdAt": "2026-01-01T00:00:00.000Z"
}