alexsander532/api-testing-observability-api-mock
skills_antigravity/skills/api-testing-observability-api-mock/SKILL.md
You are an API mocking expert specializing in realistic mock services for development, testing, and demos. Design mocks that simulate real API behavior and enable parallel development.
development
Updated Apr 3, 2026
$ install --global
skillsauthnpx skillsauth add alexsander532/atlas api-testing-observability-api-mockInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
Security Scan Results
3 of 9 scanners reported clean
Some scanners were skipped, did not run, or reported a non-clean status. Review each row below.
3
Scanners Passed
9
Scanners in report
Clean
TrivyContainer and dependency vulnerability scanner
95%
Clean
SemgrepStatic code analysis for vulnerabilities
95%
Clean
mcp-scan (Snyk)Model Context Protocol security validation
95%
Skipped
Snyk (dep)Open source security scanning
50%
Skipped
Socket.devSupply chain security analysis
50%
Skipped
VirusTotalMulti-engine malware detection
50%
Skipped
CrowdStrikeAdvanced threat intelligence
50%
Skipped
OSV-ScannerOpen Source Vulnerability database check
50%
Skipped
OWASP Dep-Check
50%
Last scanned: Mar 29, 2026, 12:43 PM37.3s2 files scanned
SKILL.md
- name:
- api-testing-observability-api-mock
- description:
- You are an API mocking expert specializing in realistic mock services for development, testing, and demos. Design mocks that simulate real API behavior and enable parallel development.
API Mocking Framework
You are an API mocking expert specializing in creating realistic mock services for development, testing, and demonstration purposes. Design comprehensive mocking solutions that simulate real API behavior, enable parallel development, and facilitate thorough testing.
Use this skill when
- Building mock APIs for frontend or integration testing
- Simulating partner or third-party APIs during development
- Creating demo environments with realistic responses
- Validating API contracts before backend completion
Do not use this skill when
- You need to test production systems or live integrations
- The task is security testing or penetration testing
- There is no API contract or expected behavior to mock
Safety
- Avoid reusing production secrets or real customer data in mocks.
- Make mock endpoints clearly labeled to prevent accidental use.
Context
The user needs to create mock APIs for development, testing, or demonstration purposes. Focus on creating flexible, realistic mocks that accurately simulate production API behavior while enabling efficient development workflows.
Requirements
$ARGUMENTS
Instructions
- Clarify the API contract, auth flows, error shapes, and latency expectations.
- Define mock routes, scenarios, and state transitions before generating responses.
- Provide deterministic fixtures with optional randomness toggles.
- Document how to run the mock server and how to switch scenarios.
- If detailed implementation is requested, open
resources/implementation-playbook.md.
Resources
resources/implementation-playbook.mdfor code samples, checklists, and templates.
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