API Designer
API design expert — REST/GraphQL endpoints, contracts, versioning, OpenAPI docs.
Skill by bpmforge
Chalk Labs
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Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/bpmforge-api-designer
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Use cases: design, backend
Reviews
Write a reviewNo reviews yet. Installed it? Reviews come from verified installers only. How reviews work
Permissions
What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.
- Tools
- No tools found
- Secrets
- None asked for
- Install scripts
- None found
Network hosts it talks to 1
codeload.github.com· found in install command
Files it touches
~/.claude/skills/api-designer
What's inside
- Skill name
API Designer- Description
- API design expert — REST/GraphQL endpoints, contracts, versioning, OpenAPI docs. Use when adding/changing routes or request/response shapes. NOT for implementation — design only.
- License
- Apache-2.0
- Instructions
- 15 lines in SKILL.md · view on GitHub
Agent Skills spec issues
- name: only lowercase letters, digits and single hyphens allowed
- name: "API Designer" does not match folder "api-design"
Files (1)
- SKILL.md
SKILL.md (first lines)
Triggers the **api-designer** subagent. Designs APIs with developer experience as the primary goal. **Focus areas:** - Resource-first REST design with proper HTTP semantics - Versioning strategy and backward compatibility - OpenAPI/Swagger documentation with examples - Error catalog with consistent response format - Pagination, filtering, and rate limiting **Output:** API specification with endpoint definitions, request/response examples, error catalog, and versioning policy.
From bpmforge/attest-claude, Apache-2.0.
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Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 0
- Last commit (this folder)
- Apr 10, 2026 (6 months ago)
- Last release
- Oct 13, 2026 (18 days ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- Apache-2.0
- Repository
- github.com/bpmforge/attest-claude
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
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Rahil Jain, Co-founder, Chalk Labs. Ex-Goldman Sachs engineer. You talk to the person who builds it.
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Cite this page
API Designer skill. Agent Mart. https://agentmart.dev/skills/bpmforge-api-designer (last updated 2026-10-24)