# Nextiva Authentication API

**Canonical:** https://apis.io/apis/nextiva/nextiva-authentication-api/  
**Provider:** Nextiva — https://apis.io/providers/nextiva/  
**Base URL:** https://api.nextiva.com  
**Documentation:** https://developer.nextiva.com/nextiva/reference/generatetokenwithauthorities

Nextiva Authentication API is one of 10 APIs that [Nextiva](https://apis.io/providers/nextiva/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Authentication. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

User login and token management operations.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| GET | `/provider/token-with-authorities` | Generate token with user authorities (Login) |
| GET | `/provider/api/token-refresh` | Refresh authentication token |
| GET | `/token-with-authorities` | Generate token with user authorities (test) |
| GET | `/token` | Generate basic token |
| POST | `/auth` | Authenticate and redirect |
| GET | `/portal/token-with-authorities` | Generate portal access token |

## Machine-readable artifacts (6)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/nextiva/refs/heads/main/openapi/nextiva-authentication-api-openapi.yml
- **Documentation** — https://developer.nextiva.com/nextiva/docs/authentication
- **Documentation** — https://developer.nextiva.com/nextiva/docs/workitem-service
- **Documentation** — https://developer.nextiva.com/nextiva/docs/conversation-service
- **Documentation** — https://developer.nextiva.com/nextiva/reference/inbound-and-outbound-sms
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/nextiva/refs/heads/main/apis.yml

## Other Nextiva APIs (9)

- [Nextiva Call Management API](https://apis.io/apis/nextiva/nextiva-call-management-api/)
- [Nextiva Campaigns API](https://apis.io/apis/nextiva/nextiva-campaigns-api/)
- [Nextiva Conversations API](https://apis.io/apis/nextiva/nextiva-conversations-api/)
- [Nextiva DTMF API](https://apis.io/apis/nextiva/nextiva-dtmf-api/)
- [Nextiva Email API](https://apis.io/apis/nextiva/nextiva-email-api/)
- [Nextiva SMS Messaging API](https://apis.io/apis/nextiva/nextiva-sms-messaging-api/)
- [Nextiva Tickets API](https://apis.io/apis/nextiva/nextiva-tickets-api/)
- [Nextiva Transfers API](https://apis.io/apis/nextiva/nextiva-transfers-api/)
- [Nextiva Workitems API](https://apis.io/apis/nextiva/nextiva-workitems-api/)

## Tags

Authentication

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/nextiva/nextiva-authentication-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/nextiva/.