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sag · understudy-ai | DecimalAI

design mediaby understudy-ai

sag

understudy-ai/sag

Source understudy-ai/understudy ↗License MIT

ElevenLabs text-to-speech with mac-style say UX.

SkillScore84Maintained

Automatic

AI Engineer pack

Last verified 8/19/2026

What it changes

Passed 19 of 23 test cases with the skill, and 11 of 23 without it.

Without skill48%

With skill84%

Checks it passed that the model alone missed

Uses the sag voices command.
Passes the --normalize off flag.
Passes -v Clawd as the voice option.

and 9 more in the full report

10 fixed11 passed either way3 still failing1 broke

Pass-rate lift: +36 pp
Tokens: -37%
Agent turns: 0%
Response time: -73%

Model gemini-3.6-flashMeasured 8/19/2026v121 of 25 cases passed with skill · 23 comparable

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/understudy-ai-sag/SKILL.md https://app.decimal.ai/s/understudy-ai-sag/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add understudy-ai-sag, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/understudy-ai-sag/ and pins it in .decimal/skills.lock

decimalai skills add understudy-ai-sag

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/understudy-ai-sag/SKILL.md https://app.decimal.ai/s/understudy-ai-sag/SKILL.md

Raw file: /s/understudy-ai-sag/SKILL.md ↗ · machine-readable summary at /s/understudy-ai-sag.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 10

Prompt

What shortcut voice name flag is assigned to Clawd when generating speech output?

What was checked, without and with the skill
Checked	Without skill	With skill
Passes -v Clawd as the voice option.	Missed	Passed

case-17 · gemini-3.6-flash · 8/19/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md62 linessingle file

sag

Use sag for ElevenLabs TTS with local playback.

API key (required)

ELEVENLABS_API_KEY (preferred)
SAG_API_KEY also supported by the CLI

Quick start

sag "Hello there"
sag speak -v "Roger" "Hello"
sag voices
sag prompting (model-specific tips)

Model notes

Default: eleven_v3 (expressive)
Stable: eleven_multilingual_v2
Fast: eleven_flash_v2_5

Pronunciation + delivery rules

First fix: respell (e.g. "key-note"), add hyphens, adjust casing.
Numbers/units/URLs: --normalize auto (or off if it harms names).
Language bias: --lang en|de|fr|... to guide normalization.
v3: SSML <break> not supported; use [pause], [short pause], [long pause].
v2/v2.5: SSML <break time="1.5s" /> supported; <phoneme> not exposed in sag.

v3 audio tags (put at the entrance of a line)

[whispers], [shouts], [sings]
[laughs], [starts laughing], [sighs], [exhales]
[sarcastic], [curious], [excited], [crying], [mischievously]
Example: sag "[whispers] keep this quiet. [short pause] ok?"

Voice defaults

ELEVENLABS_VOICE_ID or SAG_VOICE_ID

Track record

Benchmark

19 / 23

test cases passed, vs 11 / 23 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

understudy-ai / understudy

skills/sag/SKILL.md

View on GitHub ↗

License MITImported 8/3/2026Version v1

More skills from the same source and nearby in the registry, with their headline benchmark lift.