call-prosodic-entrainment-optimizer

call-prosodic-entrainment-optimizer is a skill for Claude Code, Codex from CALLE-AI/awesome-phone-call-agents. It costs 41 tokens per session (2,122 once invoked), scanned A, original, MIT.

An offline helper that compares supplied speech features such as pitch, pace, rhythm, and intensity, then suggests limited text-to-speech setting changes. It does not record audio, apply the changes, or measure rapport.

In plain words
What is it for?
Use numeric speech features in synthetic examples, view the comparison score, and plan how another system might apply the suggested voice settings.
Why use it?
It lets developers test a speech-style adjustment workflow while keeping audio processing and real voice changes in the surrounding application.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use numeric speech features in synthetic examples, view the comparison score, and plan how another system might apply the suggested voice settings.

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Install with agentmods
npx agentmods add skills/calle-ai/awesome-phone-call-agents/call-prosodic-entrainment-optimizer
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add CALLE-AI/awesome-phone-call-agents --skill call-prosodic-entrainment-optimizer
Clone the repo
git clone --depth 1 https://github.com/CALLE-AI/awesome-phone-call-agents

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for call-prosodic-entrainment-optimizer

README.md
[![agentmods](https://agentmods.dev/badge/skills/calle-ai/awesome-phone-call-agents/call-prosodic-entrainment-optimizer/github.svg)](https://agentmods.dev/skills/calle-ai/awesome-phone-call-agents/call-prosodic-entrainment-optimizer)
Your own site
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Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for call-prosodic-entrainment-optimizer

Your own site · 80×15
<a href="https://agentmods.dev/skills/calle-ai/awesome-phone-call-agents/call-prosodic-entrainment-optimizer"><img src="https://agentmods.dev/badge/skills/calle-ai/awesome-phone-call-agents/call-prosodic-entrainment-optimizer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 41 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,122 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00041 $0.02122
Opus 5.5 $0.00016 $0.00849
Sonnet 5.5 $0.00008 $0.00424
Haiku 4.5 $0.00004 $0.00212

Measured 1mo ago against content hash 9a8247867972, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

call-prosodic-entrainment-optimizer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/entrainment_optimizer.py, scripts/test_entrainment_optimizer.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/call-prosodic-entrainment-optimizer/SKILL.md · 142 lines

How it starts

The opening of the file, as written. The whole thing — 142 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Prosodic Entrainment Optimizer

Vocal entrainment is the natural, subconscious phenomenon where people synchronize their speech patterns — pitch, pace, rhythm, and intensity — with their conversation partner. This synchronization is one of the most robustly documented proxies for rapport, trust, and cooperative intent in human communication, first formalized by Howard Giles' Communication Accommodation Theory (1973) and now computationally validated through deep learning (Nasir et al., IEEE TAFFC 2022).

The supplied Python helper is an offline, stateless heuristic over supplied numeric features. It returns a score and suggested TTS deltas; it does not capture audio, inject TTS settings, log adjustments, or measure caller rapport. Audio extraction, timing, consent, and any application of suggestions belong to a separate host integration. It is not a clinical, crisis-response, or financial decision tool.

Research-inspired prototype: the studies below motivate the design but do not validate this implementation or its outcomes.

Scientific Foundation

Paper Venue Year Contribution to This Skill
Communication Accommodation Theory Language Sciences, Elsevier 2023 Theoretical framework: convergence/divergence mechanisms, mediated communication model
Modeling Vocal Entrainment via Deep Unsupervised Learning IEEE Transactions on Affective Computing 2022 Triplet-network entrainment distance → basis for cosine similarity aggregation
Context-Aware Computational Entrainment in Dyadic Conversations arXiv 2022 Cross-subject attention model for real-time dyadic entrainment tracking
ISO/IEC 42001:2023 AI Management System ISO 2023 Transparency, logging, and auditability requirements for adaptive AI systems

How It Works

A proposed host integration could place this helper between feature extraction and TTS. The shipped helper only computes suggestions:

Step 1: Baseline Calibration (first 5 seconds)

The host may set is_calibrating=True during a chosen warm-up window. This returns CALIBRATING and an identity directive; the helper itself has no clock, feature collection, or automatic five-second calibration.

Read the full file on GitHub · 142 lines

Files

What ships with it

5 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 142 lines · 41 tokens per session scan A 9a8247867972

Subscribe to this mod's changes

call-prosodic-entrainment-optimizer is a skill published in the GitHub repository CALLE-AI/awesome-phone-call-agents (109 stars, last pushed yesterday), licensed MIT. It adds 41 tokens to every session and 2,122 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-19.

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