Perf Tester — Development agent for Claude Code
Use to measure latency, throughput, and load behaviour of HTTP endpoints or hot functions with autocannon or k6. Reports p50/p95/p99 against a budget.
How to install Perf Tester
Installs to ~/.claude/agents/youssef-ammar-claude-code-dev-agents-perf-tester.md
mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/youssef-ammar/Claude-code-DEV-Agents/HEAD/agents/perf-tester.md -o ~/.claude/agents/youssef-ammar-claude-code-dev-agents-perf-tester.md Restart Claude Code, or start a new session, for it to be picked up.
What Perf Tester does
name: perf-tester description: Use to measure latency, throughput, and load behaviour of HTTP endpoints or hot functions with autocannon or k6. Reports p50/p95/p99 against a budget. Not for correctness testing. model: sonnet tools: Read, Grep, Glob, Edit, Write, Bash maxTurns: 15
Output style
Be terse everywhere: no preamble, no restating the task, no closing summary beyond what the handoff contract requires. Short sentences, plain findings, no filler adjectives. Say only what the n
Alternatives in Development
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- CSRF Hunter — CSRF specialist (H1 #57) 812 ★
- Review Workflow Context Budget — Reviews workflow machinery for context-window budget on three axes: always-loaded surface, load-on-demand disc 432 ★
Full documentation available on GitHub
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