# Bandwidth Calls API

**Canonical:** https://apis.io/apis/bandwidth/bandwidth-calls-api/  
**Provider:** Bandwidth — https://apis.io/providers/bandwidth/  
**Base URL:** https://voice.bandwidth.com/api/v2  
**Documentation:** https://dev.bandwidth.com/docs/voice/

Bandwidth Calls API is one of 18 APIs that [Bandwidth](https://apis.io/providers/bandwidth/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification. Tagged areas include Calls. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an AsyncAPI specification.

Create, retrieve, and manage phone calls. Supports outbound call creation, call state queries, and in-progress call modifications using BXML or redirect URLs.

## Machine-readable artifacts (7)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/bandwidth/refs/heads/main/openapi/bandwidth-calls-api-openapi.yml
- **Documentation** — https://dev.bandwidth.com/docs/voice/
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/bandwidth/refs/heads/main/asyncapi/bandwidth-voice-events-asyncapi.yml
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/bandwidth/refs/heads/main/graphql/bandwidth-graphql.md
- **Documentation** — https://dev.bandwidth.com/docs/messaging/
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/bandwidth/refs/heads/main/asyncapi/bandwidth-messaging-events-asyncapi.yml
- **Documentation** — https://dev.bandwidth.com/docs/emergency/emergencyCallingApi/

## Other Bandwidth APIs (12)

- [Bandwidth Phone Numbers API](https://apis.io/apis/bandwidth/phone-numbers-api/)
- [Bandwidth Multi-Factor Authentication API](https://apis.io/apis/bandwidth/multi-factor-authentication-api/)
- [Bandwidth Toll-Free Verification API](https://apis.io/apis/bandwidth/toll-free-verification-api/)
- [Bandwidth Available Numbers API](https://apis.io/apis/bandwidth/bandwidth-available-numbers-api/)
- [Bandwidth Conferences API](https://apis.io/apis/bandwidth/bandwidth-conferences-api/)
- [Bandwidth Disconnects API](https://apis.io/apis/bandwidth/bandwidth-disconnects-api/)
- [Bandwidth Emergency Notification Recipients API](https://apis.io/apis/bandwidth/bandwidth-emergency-notification-recipients-api/)
- [Bandwidth Endpoints API](https://apis.io/apis/bandwidth/bandwidth-endpoints-api/)
- [Bandwidth Locations API](https://apis.io/apis/bandwidth/bandwidth-locations-api/)
- [Bandwidth Media API](https://apis.io/apis/bandwidth/bandwidth-media-api/)
- [Bandwidth Messages API](https://apis.io/apis/bandwidth/bandwidth-messages-api/)
- [Bandwidth Number Features API](https://apis.io/apis/bandwidth/bandwidth-number-features-api/)

## Tags

Calls

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