Context7 Docs Agent Skill

>- Fetch up-to-date documentation and code examples for any library, framework, SDK, CLI tool, or cloud service. Use whenever the user asks about a specific library — even well-known ones like React, Next.js, Prisma, Express, Tailwind, Django, or Spring Boot — because training data may not reflect recent API changes or version updates. issues, "how do I" questions mentioning a library name, debugging that involves library-specific behavior, setup instructions, and CLI tool usage. Use even when you think you know the answer. Do not rely on training data for API details, signatures, or configuration options — they are frequently out of date. Prefer this over web search for library documentation.

695 tokens

context cost

the whole folder, loaded on every use

files

instructions only

copies elsewhere

how many repositories repackaged it

60229

stars on the repo

on the repository, not the skill itself

Install

one command, takes just this skill from the repository

npx skills add https://github.com/upstash/context7 --skill context7-docs

The instruction itself

4 sections, as written by the author

Context7 Documentation Lookup

Retrieve current documentation and code examples from Context7 using the resolve-library-id and query-docs tools that ship with this extension.

When to use

Reach for these tools whenever a question involves a specific library, framework, SDK, CLI tool, or cloud service. Examples:

"How do I configure caching in Next.js 16?"
"What's the syntax for Prisma's findMany with relations?"
"Show me a working Tailwind v4 install for a Vite app."
"How do I rate-limit with @upstash/ratelimit?"

Workflow

Resolve the library ID. Call resolve-library-id with the library name and what to look up in the library's documentation. The tool returns matching libraries with their Context7 IDs (/org/project format), descriptions, snippet counts, and quality scores. Pick the best match — prioritize official sources, name match, and high benchmark scores.
Query the docs. Call query-docs with the chosen library ID and what to look up in the library's documentation, scoped to a single concept — if the question spans multiple distinct concepts, make a separate call per concept with the same library ID, unless the question is about how the concepts interact. The tool returns documentation snippets and code examples.
Answer. Cite the library ID you used and quote code examples verbatim when relevant.

If the user supplies a library ID in /org/project or /org/project/version format directly, skip step 1 and call query-docs immediately.

Constraints

Do not call either tool more than 3 times per question.
Do not pass API keys, passwords, credentials, personal data, or proprietary code as the query argument — it is sent to the Context7 API.
Authentication uses the CONTEXT7_API_KEY environment variable. Get a key at https://context7.com/dashboard if requests fail with an auth error.

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How to use it

Copy the folder

Take upstash/context7-docs from the repository into ~/.claude/skills for personal use, or into .claude/skills inside a project.

Check the name does not clash

The agent identifies a skill by the name field in its header. Two skills with the same name cannot sit side by side — one of them will be ignored.