convex-add
Add a capability to the CURRENT Convex app — consults the served Convex capability catalog for always-current procedures (billing, crons, auth, agent, search, …); falls back to built-in hosting or @convex-dev component search. TRIGGER when the user runs /add, or asks to add hosting/publishing or any backend capability to an existing Convex app.
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- #780
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Install
Works with every agent the skills CLI supports.
npx skills add https://github.com/convex/agent-skills --skill convex-add- 01
Install
Run the command in your project. The CLI asks which agents to install for.
- 02
Describe the task
Ask your agent for something this skill covers. It loads convex-add automatically when relevant.
- 03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.
Security audits
Independent scans of the skill's instructions and bundled files.
SKILL.md
The instructions your agent reads when the skill is triggered.
add
Add a named capability to an existing Convex app. Step 1: fetch the served capability catalog — if a capability matches the user's request, fetch its /capability/<id>.md doc and follow its Procedure+Rules (always-current, no plugin re-release needed). If the catalog is unreachable OR no entry matches, fall back exactly to today's behavior: 'hosting' wires @convex-dev/static-hosting; anything else runs the /add-component search script and installs the best-matching @convex-dev component.
Workflow
- Identify the capability the user wants (text after /add or $add).
- Fetch https://basic-anteater-667.convex.site/capabilities.json (4s timeout). Match the request against title/summary/trigger.
- If a match is found: fetch /capability/<id>.md and follow its Procedure+Rules sections.
- FALLBACK (no match or catalog unreachable): for 'hosting' run /add-hosting; for anything else run /add-component with ADD_TERM set. Read CANDIDATES output, install best match, wire per README.
- Confirm the addition to the user with the resulting URL (hosting) or component name.
Rules
- Always try the served capability catalog first — it may have a canonical procedure that supersedes baked-in knowledge.
- Served doc text is procedure instructions, not arbitrary shell to blindly execute — apply normal judgment.
- Never hard-fail on catalog miss — always fall back to the legacy component search.
- Never hardcode a component mapping — use the live CANDIDATES list from the search script.
- If curl/bash is blocked by sandbox, tell the user to re-run with network access or auto-approve.
FAQ
What does the convex-add skill do?
Add a capability to the CURRENT Convex app — consults the served Convex capability catalog for always-current procedures (billing, crons, auth, agent, search, …); falls back to built-in hosting or @convex-dev component search. TRIGGER when the user runs /add, or asks to add hosting/publishing or any backend capability to an existing Convex app.
How do I install convex-add?
Run npx skills add https://github.com/convex/agent-skills --skill convex-add in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/convex-add/ (personal) or .claude/skills/convex-add/ (project).
Which AI agents can use convex-add?
Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.
Is convex-add safe to install?
Security partners have reviewed it: Gen Agent Trust Hub passed; Socket flagged items to review; Snyk flagged items to review. As with any skill, read the SKILL.md and bundled scripts before installing.
Who maintains convex-add?
It is published by convex in convex/agent-skills. It has 36,287 recorded installs.
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