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agent-development

An AI agent skill from anthropics/claude-plugins-official, scored 82 out of 100 by code and Verified.

82/ 100BVerified

Code score by group

  • Spec20/20
  • Description11/20
  • Procedure7/15
  • Done criteria15/15
  • Resources9/10
  • Scripts8/8
  • Safety7/7
  • Upkeep5/5

It loses the most points in Description (9), the group that checks whether the description says what the skill does and when to use it.

What the author says it does

This skill should be used when the user asks to "create an agent", "add an agent", "write a subagent", "agent frontmatter", "when to use description", "agent examples", "agent tools", "agent colors", "autonomous agent", or needs guidance on agent structure, system prompts, triggering conditions, or agent development best practices for Claude Code plugins.

This is the description in the skill's own SKILL.md, written by its author, not by SkillCheatSheet.

Repository
anthropics/claude-plugins-official
Folder
plugins/plugin-dev/skills/agent-development
License
Apache-2.0
GitHub stars
46,968
SKILL.md lines
402
Other files
6

Add agent-development to your agent

npx skills add anthropics/claude-plugins-official --skill agent-development

The command uses the open skills CLI. A skill is instructions and scripts your agent will follow, so read it first: open the folder on GitHub at the commit that was scored.

Labelled for

More skills from anthropics/claude-plugins-official

  1. morning-plant-pulse

    Runs the overnight chain that has the morning production report waiting before anyone asks for it: joins last night's planning, production and maintenance exports, flags the misma…

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  2. data-consolidate

    Joins the plant's scheduled exports and connector data into one working dataset — ERP items (NetSuite or Infor M3), sales orders, production work orders, purchase orders, inventor…

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  3. design-space-explore

    Generates a batch of CAD variants directly in Autodesk Fusion by applying changed parameters to an engineer's existing model, never designing from scratch and never overwriting th…

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  4. ncr-writeup

    Writes the nonconformance report: what was found and measured, the specific requirement it violates cited to its document and locator, how many parts are actually suspect and why…

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  5. onboarding

    Sets the plugin up for one plant on first run. Asks which ERP, CAD, CMMS and document system the plant uses and tests the four supported connectors (Microsoft 365, Oracle NetSuite…

    77B
  6. breakdown-diagnosis

    When a machine goes down, reads the sensor window before the failure, the asset's maintenance history including the free-text close-out notes technicians actually wrote, photos of…

    76B
  7. math-olympiad

    Solve competition math problems (IMO, Putnam, USAMO, AIME) with adversarial verification that catches the errors self-verification misses. Activates when asked to 'solve this IMO…

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  8. plugin-settings

    This skill should be used when the user asks about "plugin settings", "store plugin configuration", "user-configurable plugin", ".local.md files", "plugin state files", "read YAML…

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All skills in anthropics/claude-plugins-official

Scores come from a snapshot of 300 public GitHub repositories taken on 12 November 2026. Every score is the result of fixed checks run by code; no AI is involved. How scoring works.