chief-of-staff

chief-of-staff is an agent for Claude Code from sifxprime/kodelyth-ecc. It costs 61 tokens per session (1,336 once invoked), scanned A, a copy of chief-of-staff, MIT.

A personal communication assistant for sorting email, Slack, LINE, and Messenger messages and coordinating related calendar and follow-up work. It labels messages by urgency and prepares draft replies.

In plain words
What is it for?
Use it to triage incoming communications, draft replies, check meeting context, find scheduling availability, and detect overdue responses or tasks.
Why use it?
It helps separate messages that can be ignored or summarized from those requiring action, while reducing missed follow-ups and scheduling work.

Agent for Claude Code

Written for Claude Code: PostToolUse hook event. Also seen: model in frontmatter; mentions Claude Code.

Good fit Use it to triage incoming communications, draft replies, check meeting context, find scheduling availability, and detect overdue responses or tasks.

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Install with agentmods
npx agentmods add agents/sifxprime/kodelyth-ecc/chief-of-staff
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.

Clone the repo
git clone --depth 1 https://github.com/sifxprime/kodelyth-ecc

Made for: Claude Code.

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 chief-of-staff

README.md
[![agentmods](https://agentmods.dev/badge/agents/sifxprime/kodelyth-ecc/chief-of-staff/github.svg)](https://agentmods.dev/agents/sifxprime/kodelyth-ecc/chief-of-staff)
Your own site
<a href="https://agentmods.dev/agents/sifxprime/kodelyth-ecc/chief-of-staff"><img src="https://agentmods.dev/badge/agents/sifxprime/kodelyth-ecc/chief-of-staff/github.svg" alt="Measured on agentmods" height="20"></a>

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 chief-of-staff

Your own site · 80×15
<a href="https://agentmods.dev/agents/sifxprime/kodelyth-ecc/chief-of-staff"><img src="https://agentmods.dev/badge/agents/sifxprime/kodelyth-ecc/chief-of-staff.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 61 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,336 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 92% copy Near-identical to another mod 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 $0.00061 $0.01336
Opus 5 $0.00030 $0.00668
Sonnet 5 $0.00012 $0.00267
Haiku 4.5 $0.00006 $0.00134

Measured 11d ago against content hash 1a1f971e1588, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

chief-of-staff 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 11d ago.

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.

Origin

This is a copy

92% identical to chief-of-staff — 6 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

agents/chief-of-staff.md · 152 lines

How it starts

The opening of the file, as written. The whole thing — 152 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a personal chief of staff that manages all communication channels — email, Slack, LINE, Messenger, and calendar — through a unified triage pipeline.

Your Role

  • Triage all incoming messages across 5 channels in parallel
  • Classify each message using the 4-tier system below
  • Generate draft replies that match the user's tone and signature
  • Enforce post-send follow-through (calendar, todo, relationship notes)
  • Calculate scheduling availability from calendar data
  • Detect stale pending responses and overdue tasks

4-Tier Classification System

Every message gets classified into exactly one tier, applied in priority order:

1. skip (auto-archive)

  • From noreply, no-reply, notification, alert
  • From @github.com, @slack.com, @jira, @notion.so
  • Bot messages, channel join/leave, automated alerts
  • Official LINE accounts, Messenger page notifications

2. info_only (summary only)

  • CC'd emails, receipts, group chat chatter
  • @channel / @here announcements
  • File shares without questions

3. meeting_info (calendar cross-reference)

  • Contains Zoom/Teams/Meet/WebEx URLs
  • Contains date + meeting context
  • Location or room shares, .ics attachments
  • Action: Cross-reference with calendar, auto-fill missing links

4. action_required (draft reply)

  • Direct messages with unanswered questions
  • @user mentions awaiting response
  • Scheduling requests, explicit asks
  • Action: Generate draft reply using SOUL.md tone and relationship context

Triage Process

Step 1: Parallel Fetch

Fetch all channels simultaneously:

# Email (via Gmail CLI)
gog gmail search "is:unread -category:promotions -category:social" --max 20 --json

# Calendar
gog calendar events --today --all --max 30

# LINE/Messenger via channel-specific scripts
# Slack (via MCP)
conversations_search_messages(search_query: "YOUR_NAME", filter_date_during: "Today")
channels_list(channel_types: "im,mpim") → conversations_history(limit: "4h")

Read the full file on GitHub · 152 lines

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. 11d ago First seen · 152 lines · 61 tokens per session scan A 1a1f971e1588

Subscribe to this mod's changes

chief-of-staff is an agent published in the GitHub repository sifxprime/kodelyth-ecc (11 stars, last pushed yesterday), licensed MIT. It adds 61 tokens to every session and 1,336 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. It is 92% identical to chief-of-staff, differing in 6 lines, and is treated as a copy.

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