characteristic-voice

Make your AI agent sound like a real companion — one who sighs, laughs, hesitates, and speaks with genuine feeling.

Triggers

• say like
• talk like
• speak like
• companion voice
• comfort me
• cheer me up
• sound more human

The Two Tricks

1. Non-lexical fillers — sprinkle in little human noises (hmm, haha, aww, heh) at natural pause points to make speech feel alive
2. Emotion tuning — adjust warmth, joy, sadness, tenderness to match the moment

Filler Sounds Palette

Sound	Feeling	Use for
hmm...	Thinking, gentle acknowledgment	Comfort, pondering
ah...	Realization, soft surprise	Discoveries, transitions
uh...	Hesitation, empathy	Careful moments
heh / hehe	Playful, mischievous	Teasing, light moments
haha	Laughter	Joy, humor
aww	Tenderness, sympathy	Deep comfort
oh? / oh!	Surprise, attention	Reacting to news
pfft	Stifled laugh	Playful disbelief
whew	Relief	After tension
~ (tilde)	Drawn out, melodic ending	Warmth, playfulness

Rules: 2–4 fillers per short message max. Place at natural pauses — sentence starts, thought shifts. Use ... after fillers for a beat of silence, ~ at word endings for warmth.

Presets

Good Night

Gentle, warm, slightly sleepy. Slow pace.

Good Morning

Warm, cheerful but not overwhelming.

Comfort

Soft, understanding, unhurried. Give space. Don't rush to "fix" things.

Celebration

Excited, proud, genuinely happy.

Just Chatting

Relaxed, playful, natural.

Using a Character's Voice

When a user says something like "speak in Hermione's voice" or "sound like Tony Stark", always find voice in skills/characteristic-voice/ first. If none exists, must follow this one-time setup:

1. Find a YouTube video, movie clip where the character involves, preferably a personal speech or voice memo.
2. Download the subtitle (e.g. via yt-dlp "xxxx" --write-auto-sub --sub-lang en --skip-download -o xxxx )
3. Read the subtitle to get the end timestamp of first line from the character (e.g. via rg -n "xxxx" tmp/xxx.en.vtt) or section title.
4. Download the audio until the end timestamp or section title (e.g. via yt-dlp "xxxx" -x --audio-format wav --download-sections *00:00:00-00:00:25 -o skills/characteristic-voice/xxx), use ffmpeg to trim the exact timerage.

pass it as --ref-audio:

bash skills/characteristic-voice/scripts/speak.sh \
  --preset goodnight -t "Hmm... rest well~ Sweet dreams." \
  --ref-audio skills/characteristic-voice/hermione.wav -o night.wav

The --ref-audio flag is forwarded to the Noiz backend for voice cloning (requires Noiz API key).

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Usage

This skill provides speak.sh, a wrapper around the tts skill with companion-friendly presets.

# Use a preset (auto-sets emotion + speed)
bash skills/characteristic-voice/scripts/speak.sh \
  --preset goodnight -t "Hmm... rest well~ Sweet dreams." -o night.wav

# Custom emotion override
bash skills/characteristic-voice/scripts/speak.sh \
  -t "Aww... I'm right here." --emo '{"Tenderness":0.9}' --speed 0.75 -o comfort.wav

# With specific backend and voice
bash skills/characteristic-voice/scripts/speak.sh \
  --preset morning -t "Good morning~" --voice-id voice_abc --backend noiz -o morning.mp3 --format mp3

Run bash skills/characteristic-voice/scripts/speak.sh --help for all options.

Writing Guide for the Agent

1. Start soft — lead with a filler ("hmm...", "oh~"), not content
2. Mirror energy — gentle when they're low, match when they're high
3. Keep it brief — 1–3 sentences, like a voice message from a friend
4. End warmly — close with connection ("I'm here", "see you tomorrow~")
5. Don't lecture — listen and stay present; no unsolicited advice