Check that a code sample, API signature, default, or behavior claim in the docs is actually true, by running it or reading the product source. Covers which repository owns each product, how to reach the private ones, running the part of a sample that needs no…
Add, move, rename, or delete a page on the LangChain docs site. Covers choosing the source directory, writing frontmatter, placing the entry in src/docs.json navigation, adding redirects, and verifying with the lint and broken-link gates. Use when asked to…
Edit a docs page that already has an open pull request, or revise a page in place. Covers checking out the PR's own branch instead of cutting a new one, forked cross-repository PRs, reading the real diff, checking the edit against related pages, and the…
Review changed docs prose against Vale and the AGENTS.md style guide, reporting findings with the rule each one breaks. Use after authoring or editing a page and before committing, or to review a PR, a branch, or the current diff.
Write or revise documentation prose so it reads like the rest of this site, in the docs team's shared voice. Covers sentence length, cross-link density, how to state defaults and conditions, naming exact identifiers, and what to cut in a revision pass. Use…
Use this skill when migrating inline code samples from LangChain docs (MDX files) into external, testable code files that are extracted by this repo’s snippet scripts and used as Mintlify snippets. Applies when extracting code blocks from documentation,…
Document new or changed docs-team tooling on the Notion tooling pages. Decides which of the five pages owns the topic, what belongs in the repo instead of Notion, and how to edit safely through the Notion MCP server. Invoke it whenever work adds or changes a…
Restructure documentation that spans several pages. Covers splitting a page that has grown too long, moving sections between pages, retiring a page, and fixing a topic documented in two places at once. Use when asked to streamline, simplify, consolidate, or…
Create a LangChain docs integration listing from a structured GitHub issue submission (issue form fields as JSON). Applies the hosted-guide eligibility policy (50K monthly downloads or maintainer feature override), edits YAML / downloads snippets /…
Process open LangChain docs integration PRs against the hosted-guide featuring policy (50K monthly downloads or maintainer feature override). Rebase an integration PR, convert to external YAML, feature an integration, or check package downloads for docs…
Fetches and references LangGraph Python documentation to build stateful agents, create multi-agent workflows, and implement human-in-the-loop patterns. Use when the user asks about LangGraph, graph agents, state machines, agent orchestration, LangGraph API,…
Build agents with a prebuilt architecture and integrations for any model or tool. Use when creating tool-calling agents, switching model providers, or adding structured output.
Build batteries-included agents with planning, context management, subagent delegation, and sandboxed execution. Use for complex, multi-step tasks that need built-in capabilities.
Build stateful, durable agent workflows with LangGraph. Use when you need custom graph-based control flow, human-in-the-loop, persistence, or multi-agent orchestration.
Trace, evaluate, and deploy AI agents and LLM applications with LangSmith. Use when adding observability, running evaluations, engineering prompts, or deploying agents to production.