NexusAPI v2 Documentation

Welcome to the NexusAPI developer portal. Integrate high-throughput event processing, identity verification, and multi-cloud sync with simple REST endpoints.

Quickstart Integration

Make your first request to verify connection to the API gateway. Replace YOUR_API_KEY with your development token.

curl https://api.nexus.dev/v2/health \
  -H "Authorization: Bearer nx_live_94827f8a" \
  -H "Content-Type: application/json"

Tip: All timestamps returned by NexusAPI endpoints are standard UTC ISO-8601 strings.

Authentication

Authenticate requests by including your secret API key in the Authorization HTTP request header.

Header	Type	Description
`Authorization`	`Bearer string`	Your private key prefixed with `Bearer`
`Nexus-Version`	`string`	API version pin (e.g. `2026-10-01`)

Users Endpoint

Retrieve user profile information and security permissions.

GET /v2/users/{user_id}

Sample JSON Response

HTTP 200 OK

{
  "id": "usr_998124",
  "status": "active",
  "name": "Sarah Connor",
  "tier": "enterprise",
  "region": "us-east-1",
  "createdAt": "2026-10-22T08:15:30Z"
}