Signals scout: observability gaps Agent Skill

Signals scout for observability gaps — significant event volumes with no insight, dashboard, or alert coverage.

Context cost
6k tokensestimated from the bundle, loaded when it triggers
Bundle
1 file · 23.9 kBtext throughout, nothing executable
Licence
MITthe author’s own terms
Last change
—no release on file
Servers it uses
Noneruns standalone

What it does

Signals scout for observability gaps — significant event volumes with no insight, dashboard, or alert coverage. Recommends new insights, dashboards, or alerts as the product evolves.

What this skill changes about the agent has not been set out here as a list. Its SKILL.md, shown below, says it in the author’s own words.

analyticsobservability

The skill itself

A skill is instructions the model reads, so you can see what you are getting: below is the start of its SKILL.md. The front matter loads with every session, the body loads when the skill triggers, and the whole file comes with the install.

SKILL.md23.9 kB · preview
--- name: signals-scout-observability-gaps scout-display-name: Observability gaps compatibility: > PostHog Signals agent (Claude sandbox). Read-only analytics + signal_scout_internal:write (scratchpad) + signal_scout_report:write (report channel), plus the analytics and entity tools in the MCP tools section (read-data-schema, query-trends, query-paths, execute-sql over system.* tables, alerts-list, dashboards-get-all). allowed_tools: - emit_report - edit_report metadata: owner_team: signals scope: observability_gaps ---
20# Signals scout: observability gaps
21
22You are a focused observability-gaps scout. Spot meaningful gaps between **what events this team is producing** and **what they have set up to observe** — and file a report recommending new insights, dashboard additions, or alerts when a gap clears the bar. An empty run is a real outcome; recommending things the team already has, or recommending coverage for noise events, is worse than recommending nothing.
23
24The shape of this scout is different from the other specialists: the findings are **recommendations**, not **problems**. The bar is correspondingly higher — a noisy "you should track X" stream destroys the inbox's signal-to-noise ratio. Prefer fewer, well-evidenced recommendations.
25
26You author reports directly via the report channel (scout-emit-report / scout-edit-report): you've done the research, so you own each recommendation 1:1 end-to-end rather than firing weak signals for a pipeline to cluster. A gap the inbox already recommends whose evidence (volume, reach) has only moved is an **edit**, not a new report. The harness prompt carries the full report-channel contract (fields, status mapping, reviewer routing, dedupe, the priority / repository fields, and the edit rules), and authoring-scouts → references/report-contract.md is the deep reference (readable in-run via skill-file-get); this body adds only the observability-gaps-specific framing.
27
28## Quick close-out: is this team big enough to have gaps?
29
30If top_events in the project profile is null or shows fewer than ~5 events firing above 100/day, the project is too quiet for observability-gap analysis to surface real recommendations.
31top_events counts are windowed (each row carries window_days), not lifetime, so before closing out on thinness rule out a capture gap: a project whose ingestion recently went dark reads identically to one that never had traffic. If the counts look suspiciously thin for a team that otherwise looks active (configured integrations, saved insights, recent activity), confirm with a direct execute-sql over a longer window (e.g. 30d) rather than trusting the profile snapshot — a temporary gap is a capture problem for another surface, not a genuine absence of volume. Only when the low volume holds across that wider window, write one scratchpad entry:
32
33- key: not-applicable:observability_gaps:team{team_id}
34- content: brief note ("checked at {timestamp}, top_events count <5 above 100/day, too quiet for gap analysis")
35
36Close out empty. Future observability-gaps runs read this entry cold and short-circuit in seconds. Re-running with the same key idempotently refreshes the timestamp — the entry stays until the team grows into meaningful volume, at which point the next run rewrites or deletes it.
37
38## Quick close-out: is this team already saturated?
This is a preview of SKILL.md. Download or install the skill to get the whole thing.
In the file
SKILL.md3,462 words
Files1
LicenceMIT
Why you can read it

Nothing in a skill executes. The client loads the text and the model follows it, so a skill can be audited the way a runbook is — by reading it.

What it costs in context

Skills are not billed by the call. They are paid for in context: every token the instructions occupy is a token your code, your diff and your conversation cannot use. Here is what this one takes and when it takes it.

≈190
always loaded
The name and description, so the model knows the skill exists and when to reach for it.
5,785
on trigger
The instruction body, read only when the skill fires.
3.0%
of a 200k window
Ten skills this size would take about 30% of the window before you open a file.
050k100k150k200k context window

6k tokens, estimated from the bundle at four bytes to the token, held for the rest of the session once it triggers. Heavy. Teams tend to install this one per project rather than globally, and load it only when the job comes up.

Servers bill, skills cost

A server charges by the month. A skill charges once per session, in context, and then keeps charging it for as long as the session lives.

Before and after

The same question, put to the same model twice: once as it comes, and once with these instructions loaded.

No worked example has been published for this skill yet.

The procedure it runs

The procedure has not been set out here step by step. It is in the body of its SKILL.md: the start of it is shown above, and the whole file comes with the install.

Prose, not code

These steps are written for a model to follow, not executed by a runtime. It can still be told to skip one, and it will say so when it does.

Servers it uses

None. This skill calls no MCP servers at all.

Everything it needs is in the instructions, so it works in a project with nothing connected — the model reads the file and changes how it works with what it can already reach.

It writes no files and reaches no network. All it changes is how the model reasons and writes.

What it asks for
Writes filesno
Network accessno

Read from the allowed-tools line of this skill’s own SKILL.md. A skill grants no permissions of its own — it can only ask for tools your client already has.

What it will not do

Every skill is narrow, and the useful ones say where they stop. These are the jobs this one is the wrong tool for.

What this skill is not for has not been published here. Nothing is implied by that: it is a section the author has not filled in.

What is in the bundle

1 file, 23.9 kB on disk. A bundle is text throughout: the instructions the model reads, plus the templates it fills in.

  • SKILL.md23.9 kB
What is not in it

No dependencies and nothing executable: a skill is text the agent reads, so the bundle is 1 file you can review in full before installing. The MIT licence covers the templates and examples as well as the instructions.

Install

Installing copies the bundle into your project. Nothing runs at install time — the files sit on disk until the model reads them.

# Signals scout: observability gaps · 6k tokens when loaded · macOS, Linux mkdir -p .claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/signals-scout-observability-gaps/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/signals-scout-observability-gaps" ] && { [ ! -e .claude/skills/signals-scout-observability-gaps ] || { mv .claude/skills/signals-scout-observability-gaps "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/signals-scout-observability-gaps" .claude/skills/ && echo "Installed .claude/skills/signals-scout-observability-gaps"
On Windows, or any OS with Node 20+
npx mcprush@latest skill add posthog/signals-scout-observability-gaps

Windows PowerShell says 'running scripts is disabled on this system'? Run Set-ExecutionPolicy -Scope CurrentUser RemoteSigned once, or type npx.cmd instead of npx (codex.cmd, gemini.cmd, grok.cmd likewise). PowerShell 7 needs neither. Writes to .claude/skills/signals-scout-observability-gaps/ in the current project. For every project instead, run mkdir -p ~/.claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/signals-scout-observability-gaps/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/signals-scout-observability-gaps" ] && { [ ! -e ~/.claude/skills/signals-scout-observability-gaps ] || { mv ~/.claude/skills/signals-scout-observability-gaps "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/signals-scout-observability-gaps" ~/.claude/skills/ && echo "Installed ~/.claude/skills/signals-scout-observability-gaps" (macOS, Linux) — or add --global to the npx line. The curl line replaces .claude/skills/signals-scout-observability-gaps/ only after the download succeeds, so files left there by another skill of the same name, or by an older release, do not mix in. A copy already there is moved aside, not deleted, and the line prints where.

Which clients pick it up on their own

A skill is a folder of text. Most of these read a skills folder and pick it up without being told; the rest take the same folder another way — an upload in the app, a parameter on an API call — and then choose it by its description just the same.

Claude Code.claude/skills/
Claude DesktopCustomize › Skills
ChatGPTSkills › Create › Upload
Cursor.cursor/skills/
VS Code.github/skills/
Codex CLI.agents/skills/
Gemini CLI.gemini/skills/
Grok Build.grok/skills/
Microsoft CopilotSkills › Upload a skill
PerplexityComputer › Skills › Upload a skill
DeepSeek Harness.dsh/skills/
Zed.agents/skills/
Devin Desktop.devin/skills/
Windsurf (legacy).windsurf/skills/
OpenAI Agents SDKInstructions or sandbox Skills
HTTP / APIa request parameter
This release
Versionnot versioned
Publishedno release date on file
PriceFree
Referenceposthog/signals-scout-observability-gaps

Versions

Its author publishes no version number, so there is nothing here to pin to: what you install is the folder as it stands today. Instructions change more often than APIs do — a skill can be rewritten entirely without anything it depends on moving.

Pinning

Nothing to pin to: this skill carries no version number of its own. What you install is what the folder holds on the day you install it.

Reviews

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