# SignalWire Calling API (JSON-RPC)

**Canonical:** https://apis.io/apis/signalwire/signalwire-calling-rpc/  
**Provider:** SignalWire — https://apis.io/providers/signalwire/  
**Base URL:** https://{space_name}.signalwire.com/api/calling/rpc  
**Documentation:** https://signalwire.com/docs/apis

SignalWire Calling API (JSON-RPC) is one of 80 APIs that [SignalWire](https://apis.io/providers/signalwire/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Voice, RELAY, and JSON-RPC. The published artifact set on APIs.io includes API documentation.

An OpenRPC 1.3.2 contract for real-time control of live calls over RELAY — 8 methods (calling.dial, calling.update, calling.end, calling.ai_hold, calling.ai_unhold, calling.ai_message, calling.live_transcribe, calling.live_translate) addressed by call UUID.

## Machine-readable artifacts (3)

- **OpenRPC** — https://raw.githubusercontent.com/api-evangelist/signalwire/refs/heads/main/openapi/signalwire-calling-openrpc.yml
- **Documentation** — https://signalwire.com/docs/apis
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/signalwire/refs/heads/main/apis.yml

## Other SignalWire APIs (12)

- [SignalWire Accounts API](https://apis.io/apis/signalwire/signalwire-accounts-api/)
- [SignalWire Addresses API](https://apis.io/apis/signalwire/signalwire-addresses-api/)
- [SignalWire AI Agents: Custom API](https://apis.io/apis/signalwire/signalwire-ai-agents-custom-api/)
- [SignalWire AI Agents: Dialogflow API](https://apis.io/apis/signalwire/signalwire-ai-agents-dialogflow-api/)
- [SignalWire AI Chat API](https://apis.io/apis/signalwire/signalwire-ai-chat-api/)
- [SignalWire AI Webhooks API](https://apis.io/apis/signalwire/signalwire-ai-webhooks-api/)
- [SignalWire Applications API](https://apis.io/apis/signalwire/signalwire-applications-api/)
- [SignalWire Available Phone Numbers API](https://apis.io/apis/signalwire/signalwire-available-phone-numbers-api/)
- [SignalWire Call Flows API](https://apis.io/apis/signalwire/signalwire-call-flows-api/)
- [SignalWire Calling Webhooks API](https://apis.io/apis/signalwire/signalwire-calling-webhooks-api/)
- [SignalWire Calls API](https://apis.io/apis/signalwire/signalwire-calls-api/)
- [SignalWire Campaign Registry: Brands API](https://apis.io/apis/signalwire/signalwire-campaign-registry-brands-api/)

## Tags

Voice, RELAY, JSON-RPC

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