> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cala.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# n8n

> Use Cala in your n8n workflows

Cala is a verified [n8n](https://n8n.io) community node. Give your n8n workflows access to verified, structured knowledge — with source citations, typed data, and entity resolution — without scraping or parsing.

## Get an API key

To authenticate the Cala node you need an API key from the Cala Console.

<Card icon="key" horizontal href="https://console.cala.ai/api-keys" title="Get Cala's API key">
  Create a free Cala account and get your API key.
</Card>

## Install the Cala node

<Card icon="circle-nodes" horizontal href="https://n8n.io/integrations/cala/" title="Cala on n8n">
  View the Cala node on the n8n integrations marketplace.
</Card>

1. Sign in to [n8n](https://app.n8n.cloud/register) and open the workflow editor.
2. Click **+** to open the Nodes panel and search for **Cala**.
3. Add the node, then paste your API key in the credentials dialog.

## Available operations

<Card icon="message-check" horizontal href="/api-reference/search" title="Search">
  Get a sourced, natural-language answer to a question. Maps to Cala's knowledge\_search endpoint.
</Card>

<Card icon="table" horizontal href="/api-reference/query" title="Query">
  Get structured, typed JSON rows from a Cala QL expression or natural-language question. Maps to Cala's knowledge\_query endpoint.
</Card>

<Card icon="grid-dividers" horizontal href="/api-reference/search-entities" title="Search Entities">
  Find entities by name with fuzzy matching.
</Card>

<Card icon="microscope" horizontal href="/api-reference/entity-introspection" title="Get Entity Fields">
  Get available properties, relationships, and numerical observations for an entity.
</Card>

<Card icon="circle-info" horizontal href="/api-reference/entities" title="Get Entity">
  Retrieve the full profile of an entity by its UUID.
</Card>