voice-likeness-eval

95 / 100 · Low risk

Fine to try.

By christos-antono/NPCTalk (GitHub) · media · 229 stars · scanned at commit 764da63

Measure how much a cloned voice sounds like the real character, and whether a change really helped. Covers speaker-embedding similarity (ECAPA) against the centroid of held-out real clips, word error rate with Whisper, comparing per line with paired t-tests, how many runs it takes to beat sampling noise, checking a take-picker with an independent speaker model, and simulating picking strategies on many scored takes. Use when comparing voice engines or settings (Fish Audio Drama 3 vs S2 Pro vs E…

Works with any agent that supports SKILL.md skills.

What this skill can do

Runs commands on your computer

The author does not mention this. It runs automatically when the plugin is installed.

Found in 2 places.

.agents/skills/voice-likeness-eval/SKILL.md, line 20modal run server/finetune/train.py::score_extra --model drama3best8a,drama3best8b # <model>_<line>.wav files
hooks/hooks.json, line 9"command": "bash \"${CLAUDE_PLUGIN_ROOT}/hooks/add-to-path.sh\" \"${CLAUDE_PLUGIN_ROOT}\""

Install

Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.

if [ -e ~/.agents/skills/'voice-likeness-eval' ] || [ -L ~/.agents/skills/'voice-likeness-eval' ]; then echo 'A skill folder named voice-likeness-eval already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/christos-antono/NPCTalk' "$d" && git -C "$d" checkout --quiet '764da63ab709a4d5cf60fdcef34c30ec91b5e61f' -- '.agents/skills/voice-likeness-eval' && mkdir -p ~/.agents/skills && cp -R "$d"/'.agents/skills/voice-likeness-eval' ~/.agents/skills/'voice-likeness-eval' && rm -rf "$d"; fi

Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'voice-likeness-eval' ~/.claude/skills/'voice-likeness-eval' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.

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Score history

Date	Version	Score
2026-11-13	`764da63`	95
2026-11-07	`59635ce`	95

Also found in

Identical copies of this skill exist at:

christos-antono/NPCTalk/.claude/skills/voice-likeness-eval
christos-antono/NPCTalk/skills/voice-likeness-eval