| #https://www.notion.so/n8n/Frontmatter-432c2b8dff1f43d4b1c8d20075510fe4 | |
| description: n8n provides these methods to make it easier to perform common tasks in the LangChain Code node. | |
| contentType: reference | |
| hide: | |
| - toc | |
| # LangChain Code node methods | |
| n8n provides these methods to make it easier to perform common tasks in the [LangChain Code node](/integrations/builtin/cluster-nodes/root-nodes/n8n-nodes-langchain.code.md). | |
| /// note | LangChain Code node only | |
| These variables are for use in expressions in the LangChain Code node. You can't use them in other nodes. | |
| /// | |
| --8<-- "_snippets/integrations/builtin/cluster-nodes/langchain-root-nodes/langchaincode/builtin-methods.md" | |