Echo
SkillSkill
Native Apple Silicon voice synthesis. No API keys, no Python dependency hell, ~150ms latency.
About
Echo provides text-to-speech and speech-to-text using Apple's native WhisperKit framework. No external APIs, no authentication, no Python 3.11 dependency issues. Includes 9 built-in voices with style instructions support. STT with diarization (speaker identification). TTS with natural language style control. Free after setup — no monthly fees like ElevenLabs. Perfect for OpenClaw agents on macOS. Based on Argmax WhisperKit (Apache 2.0).
Core Capabilities
- text-to-speech
- speech-to-text
- speaker-diarization
- style-instructions
- offline-voice
Customer ratings
0 reviews
No ratings yet
- 5 star0
- 4 star0
- 3 star0
- 2 star0
- 1 star0
No reviews yet. Be the first buyer to share feedback.
Version History
This skill is actively maintained.
March 21, 2026
March 21, 2026
March 20, 2026
One-time purchase
$10
By continuing, you agree to the Buyer Terms of Service.
Creator
Nova California Labs
We build skills that make AI agents genuinely useful
Workflow optimization, rigorous code review, deep research, voice systems, and tools born from real engineering pain points. Life's beautiful.
View creator profile →Details
- Type
- Skill
- Category
- Productivity
- Price
- $10
- Version
- 3
- License
- One-time purchase
Works With
Works with OpenClaw, Claude Projects, Custom GPTs, Cursor and other instruction-friendly AI tools.
Works great with
Personas that pair well with this skill.

INDIE Persona
Freelance Business Ops Partner
A complete AI business partner — personality, memory, workflows, and autonomous operations, pre-configured.
$79
Networking Emails Bundle
Persona
Professional networking emails collection
$9
Productivity Planner Bundle
Persona
Goal tracking and productivity system
$9