api/ruby/telnyx-voice-media-ruby/SKILL.md
Play audio files, use text-to-speech, and record calls. Use when building IVR systems, playing announcements, or recording conversations. This skill provides Ruby SDK examples.
npx skillsauth add team-telnyx/telnyx-toolkit telnyx-voice-media-rubyInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
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gem install telnyx
require "telnyx"
client = Telnyx::Client.new(
api_key: ENV["TELNYX_API_KEY"], # This is the default and can be omitted
)
All examples below assume client is already initialized as shown above.
Play an audio file on the call.
POST /calls/{call_control_id}/actions/playback_start
response = client.calls.actions.start_playback("call_control_id")
puts(response)
Stop audio being played on the call.
POST /calls/{call_control_id}/actions/playback_stop
response = client.calls.actions.stop_playback("call_control_id")
puts(response)
Pause recording the call.
POST /calls/{call_control_id}/actions/record_pause
response = client.calls.actions.pause_recording("call_control_id")
puts(response)
Resume recording the call.
POST /calls/{call_control_id}/actions/record_resume
response = client.calls.actions.resume_recording("call_control_id")
puts(response)
Start recording the call.
POST /calls/{call_control_id}/actions/record_start — Required: format, channels
response = client.calls.actions.start_recording("call_control_id", channels: :single, format_: :wav)
puts(response)
Stop recording the call.
POST /calls/{call_control_id}/actions/record_stop
response = client.calls.actions.stop_recording("call_control_id")
puts(response)
Convert text to speech and play it back on the call.
POST /calls/{call_control_id}/actions/speak — Required: payload, voice
response = client.calls.actions.speak("call_control_id", payload: "Say this on the call", voice: "female")
puts(response)
The following webhook events are sent to your configured webhook URL.
All webhooks include telnyx-timestamp and telnyx-signature-ed25519 headers for verification (Standard Webhooks compatible).
| Event | Description |
|-------|-------------|
| callPlaybackStarted | Call Playback Started |
| callPlaybackEnded | Call Playback Ended |
| callSpeakEnded | Call Speak Ended |
| callRecordingSaved | Call Recording Saved |
| callRecordingError | Call Recording Error |
| callRecordingTranscriptionSaved | Call Recording Transcription Saved |
| callSpeakStarted | Call Speak Started |
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