Subscribe to a skill event. Adds a subscription that injects context before or after a skill runs. Supports optional conditions at both insert-level (inherited by all subscriptions) and subscription-level (AND-stacked). Conditions include fileExists, gitBranch, envSet, envEquals, fileContains (with optional regex).
SkillScore96Maintained
Automatic
◆DevOps & SRE pack
Last verified 8/12/2026
What it changes
Passed 22 of 23 test cases with the skill, and 4 of 23 without it.
Without skill17%
With skill96%
Checks it passed that the model alone missed
Outputs /skill-bus:add-sub
Provides /skill-bus:add-sub
Mentions /skill-bus:add-sub
and 13 more in the full report
18 fixed4 passed either way1 still failing0 broke
Pass-rate lift
+78 pp
Tokens
-80%
Agent turns
0%
Response time
-81%
Model gemini-3.6-flashMeasured 8/12/2026v122 of 23 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 18 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 18
Prompt
To monitor real-time skill execution telemetry, I want to add an event subscription on the skill bus. What slash command starts this process?
What was checked, without and with the skill
Checked
Without skill
With skill
Refers to /skill-bus:add-sub
Missed
Passed
case-16 · gemini-3.6-flash · 8/12/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md5 linessingle file
Subscribe to Skill Event
This skill delegates to the /skill-bus:add-sub command for the full interactive process.