pulse-on

pulse-on is a skill for Claude Code, Codex from Snowflake-Labs/cocoplus. It costs 10 tokens per session (235 once invoked), scanned A, original, MIT.

A command that enables CocoPulse, a background observer that checks whether work is making progress. It creates the monitoring state and default configuration when needed.

In plain words
What is it for?
Use it to turn on ambient observation for a project and initialize Pulse's configuration.
Why use it?
It lets the project begin tracking progress and surfacing work that may have gone stale, without changing lifecycle approvals.

Skill for Claude CodeCodex

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

Good fit Use it to turn on ambient observation for a project and initialize Pulse's configuration.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/snowflake-labs/cocoplus/pulse-on
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 Snowflake-Labs/cocoplus --skill pulse-on
Clone the repo
git clone --depth 1 https://github.com/Snowflake-Labs/cocoplus

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 pulse-on

README.md
[![agentmods](https://agentmods.dev/badge/skills/snowflake-labs/cocoplus/pulse-on/github.svg)](https://agentmods.dev/skills/snowflake-labs/cocoplus/pulse-on)
Your own site
<a href="https://agentmods.dev/skills/snowflake-labs/cocoplus/pulse-on"><img src="https://agentmods.dev/badge/skills/snowflake-labs/cocoplus/pulse-on/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 pulse-on

Your own site · 80×15
<a href="https://agentmods.dev/skills/snowflake-labs/cocoplus/pulse-on"><img src="https://agentmods.dev/badge/skills/snowflake-labs/cocoplus/pulse-on.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 10 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 235 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 $0.00010 $0.00235
Opus 5 $0.00005 $0.00118
Sonnet 5 $0.00002 $0.00047
Haiku 4.5 $0.00001 $0.00023

Measured 8d ago against content hash 9142f68367d6, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

pulse-on 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 8d 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.

.cortex/skills/cocopulse/pulse-on.skill.md · 28 lines

What it actually says

Your objective is to implement $pulse on.

Create .cocoplus/modes/pulse.on and initialize .cocoplus/pulse/config.json when missing. CocoPulse observes progress and surfaces stale work; it must not approve gates or mutate lifecycle stage status.

Anti-Rationalization

Shortcut / Temptation Why It Fails
Treat the skill as complete because the file exists Skill contracts must describe observable behavior and verification, not just command names.
Skip artifact and safety checks for a small command Small commands still mutate state or guide execution; preserve the same gates.

Exit Criteria

  • Command behavior matches the owning feature contract.
  • Required reads, writes, and user-visible outputs are described.
  • Safety, governance, and artifact constraints are preserved.
  • Missing state produces a clear, non-destructive result.
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. 8d ago First seen · 28 lines · 10 tokens per session scan A 9142f68367d6

Subscribe to this mod's changes

pulse-on is a skill published in the GitHub repository Snowflake-Labs/cocoplus (720 stars, last pushed 9d ago), licensed MIT. It adds 10 tokens to every session and 235 once invoked, about $0.0001 per session on Opus 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 2026-09-03.

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