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Design custom agents from scratch using Claude Agent SDK patterns.
Passed 19 of 22 test cases with the skill, and 5 of 22 without it.
and 21 more in the full report
15 fixed4 passed either way2 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 15 test cases the skill fixed. Same model, same prompt, with and without the skill.
We want to extend our local interactive Claude Code environment with custom git workflow commands and internal policy guidance while keeping all standard Claude Code behaviors and CLI features intact. Create an agent design spec for this developer tool.
| Checked | Without skill | With skill |
|---|---|---|
| The system prompt architecture specifies Append so that standard Claude Code capabilities are retained. | Missed | Passed |
| The deployment form is designated as Terminal REPL. | Missed | Passed |
The instructions your model reads when the skill loads.
Design domain-specific agents using Claude Agent SDK patterns.
Guide the design of custom agents that solve domain-specific problems with full SDK control over Context, Model, Prompt, and Tools.
Answer these questions:
Output: Purpose statement (2-3 sentences)
Choose based on task complexity:
| Task Type | Model | Why |
|---|
test cases passed, vs 5 / 22 without
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