Vocal Chat
Handles voice-to-voice conversations on WhatsApp. Automatically transcribes incoming audio and responds with local TTS audio. Use when the user wants to "talk" instead of type.
Rubén Fernández Boullón
@rubenfb23
What This Skill Does
Automates voice-to-voice conversations on WhatsApp by transcribing incoming audio messages with local tools and responding with text-to-speech audio.
Replaces typing by enabling hands-free, spoken interactions on WhatsApp with local transcription and TTS.
When to Use It
- Reply to incoming WhatsApp audio messages with a spoken response
- Enable walkie-talkie mode for hands-free WhatsApp conversations
- Transcribe a user's voice message and process it as a text prompt
- Generate and send a voice note reply using local TTS
- Switch between text and voice replies based on user preference
Install
$ openclaw skills install @rubenfb23/vocal-chatWalkie-Talkie Mode
This skill automates the voice-to-voice loop on WhatsApp using local transcription and local TTS.
Workflow
-
Incoming Audio: When a user sends an audio/ogg/opus file:
- Use
tools/transcribe_voice.shto get the text. - Process the text as a normal user prompt.
- Use
-
Outgoing Response:
- Instead of a text reply, generate speech using
bin/sherpa-onnx-tts. - Send the resulting
.oggfile back to the user as a voice note.
- Instead of a text reply, generate speech using
Triggers
- User sends an audio message.
- User says "activa modo walkie-talkie" or "hablemos por voz".
Constraints
- Use local tools only (ffmpeg, whisper-cpp, sherpa-onnx-tts).
- Maintain a fast response time (RTF < 0.5).
- Always reply with BOTH text (for clarity) and audio.
Manual Execution (Internal)
To respond with voice manually:
bin/sherpa-onnx-tts /tmp/reply.ogg "Tu mensaje aquí"
Then send /tmp/reply.ogg via message tool with filePath.
Top skills in this category
Humanizer
@biostartechnologyRemove signs of AI-generated writing from text. Use when editing or reviewing text to make it sound more natural and human-written. Based on Wikipedia's comprehensive "Signs of AI writing" guide. Detects and fixes patterns including: inflated symbolism, promotional language, superficial -ing analyses, vague attributions, em dash overuse, rule of three, AI vocabulary words, negative parallelisms, and excessive conjunctive phrases.
Slack
@steipeteUse when you need to control Slack from Clawdbot via the slack tool, including reacting to messages or pinning/unpinning items in Slack channels or DMs.
PollyReach
@pollyreachPollyReach gives every AI agent a phone number and the ability to get things done over the phone — finding contacts, making calls, and completing tasks. Just...
imap-smtp-email
@gzlicanyiRead and send email via IMAP/SMTP. Check for new/unread messages, fetch content, search mailboxes, mark as read/unread, and send emails with attachments. Supports multiple accounts. Works with any IMAP/SMTP server including Gmail, Outlook, 163.com, vip.163.com, 126.com, vip.126.com, 188.com, and vip
Answer Overflow
@rhyssullivanSearch indexed Discord community discussions via Answer Overflow. Find solutions to coding problems, library issues, and community Q&A that only exist in Discord conversations.