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Flow management endpoints

docs/versioned_docs/version-1.9.0/API-Reference/api-flows.mdx

1.11.0.dev610.8 KB
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import CodeBlock from '@theme/CodeBlock'; import exampleApiFlowsCreateFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/create-flow.sh'; import resultApiFlowsResultCreateFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/result-create-flow.json'; import exampleApiFlowsCreateFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/create-flows.sh'; import exampleApiFlowsReadFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/read-flow.sh'; import resultApiFlowsResultReadFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/result-read-flow.json'; import exampleApiFlowsReadFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/read-flows.sh'; import exampleApiFlowsReadFlows2 from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/read-flows-2.sh'; import exampleApiFlowsReadSampleFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/read-sample-flows.sh'; import exampleApiFlowsUpdateFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/update-flow.sh'; import resultApiFlowsResultUpdateFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/result-update-flow.json'; import exampleApiFlowsDeleteFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/delete-flow.sh'; import resultApiFlowsResultDeleteFlow from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/result-delete-flow.json'; import exampleApiFlowsExportFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/export-flows.sh'; import resultApiFlowsResultExportFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/result-export-flows.txt'; import exampleApiFlowsImportFlows from '!!raw-loader!@site/docs/API-Reference/curl-examples/api-flows/import-flows.sh'; import Tabs from '@theme/Tabs'; import TabItem from '@theme/TabItem'; import examplePythonApiFlowsCreateFlow from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/create-flow.py'; import exampleJavascriptApiFlowsCreateFlow from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/create-flow.js'; import examplePythonApiFlowsCreateFlows from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/create-flows.py'; import exampleJavascriptApiFlowsCreateFlows from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/create-flows.js'; import examplePythonApiFlowsReadFlow from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/read-flow.py'; import exampleJavascriptApiFlowsReadFlow from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/read-flow.js'; import examplePythonApiFlowsReadFlows from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/read-flows.py'; import exampleJavascriptApiFlowsReadFlows from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/read-flows.js'; import examplePythonApiFlowsReadFlows2 from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/read-flows-2.py'; import exampleJavascriptApiFlowsReadFlows2 from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/read-flows-2.js'; import examplePythonApiFlowsReadSampleFlows from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/read-sample-flows.py'; import exampleJavascriptApiFlowsReadSampleFlows from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/read-sample-flows.js'; import examplePythonApiFlowsUpdateFlow from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/update-flow.py'; import exampleJavascriptApiFlowsUpdateFlow from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/update-flow.js'; import examplePythonApiFlowsDeleteFlow from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/delete-flow.py'; import exampleJavascriptApiFlowsDeleteFlow from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/delete-flow.js'; import examplePythonApiFlowsExportFlows from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/export-flows.py'; import exampleJavascriptApiFlowsExportFlows from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/export-flows.js'; import examplePythonApiFlowsImportFlows from '!!raw-loader!@site/docs/API-Reference/python-examples/api-flows/import-flows.py'; import exampleJavascriptApiFlowsImportFlows from '!!raw-loader!@site/docs/API-Reference/javascript-examples/api-flows/import-flows.js';

Use the /flows endpoint to create, read, update, and delete flows.

If you want to use the Langflow API to run a flow, see Flow trigger endpoints.

Create flow

Creates a new flow.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsCreateFlow}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsCreateFlow}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsCreateFlow}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>

<CodeBlock language="json">{resultApiFlowsResultCreateFlow}</CodeBlock>

</details>

Create flows

Creates multiple new flows, returning an array of flow objects.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsCreateFlows}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsCreateFlows}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsCreateFlows}</CodeBlock>

</TabItem> </Tabs>

Read flow

Retrieves a specific flow by its ID.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsReadFlow}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsReadFlow}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsReadFlow}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>

<CodeBlock language="json">{resultApiFlowsResultReadFlow}</CodeBlock>

</details>

Read flows

Returns a JSON object containing a list of flows.

Retrieve all flows with pagination:

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsReadFlows}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsReadFlows}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsReadFlows}</CodeBlock>

</TabItem> </Tabs>

To retrieve flows from a specific project, use the project_id query parameter:

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsReadFlows2}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsReadFlows2}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsReadFlows2}</CodeBlock>

</TabItem> </Tabs>

Read sample flows

Retrieves a list of sample flows:

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsReadSampleFlows}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsReadSampleFlows}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsReadSampleFlows}</CodeBlock>

</TabItem> </Tabs>

Update flow

Updates an existing flow by its ID.

This example changes the value for endpoint_name from a random UUID to my_new_endpoint_name.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsUpdateFlow}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsUpdateFlow}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsUpdateFlow}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>

<CodeBlock language="json">{resultApiFlowsResultUpdateFlow}</CodeBlock>

</details>

Delete flow

Deletes a specific flow by its ID.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsDeleteFlow}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsDeleteFlow}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsDeleteFlow}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>

<CodeBlock language="json">{resultApiFlowsResultDeleteFlow}</CodeBlock>

</details>

Export flows

Exports specified flows to a ZIP file.

This endpoint downloads a ZIP file containing Langflow JSON files for each flow ID listed in the request body.

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsExportFlows}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsExportFlows}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsExportFlows}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>

<CodeBlock language="text">{resultApiFlowsResultExportFlows}</CodeBlock>

</details>

Import flows

Imports flows by uploading a Langflow-compatible JSON file.

To specify a target project for the flow, include the query parameter folder_id. The target folder_id must already exist before uploading a flow. Call the /api/v1/projects/ endpoint for a list of available folders and projects.

This example uploads a local file named agent-with-astra-db-tool.json to a folder specified by a FOLDER_ID variable:

<Tabs> <TabItem value="Python" label="Python" default>

<CodeBlock language="python">{examplePythonApiFlowsImportFlows}</CodeBlock>

</TabItem> <TabItem value="JavaScript" label="JavaScript">

<CodeBlock language="javascript">{exampleJavascriptApiFlowsImportFlows}</CodeBlock>

</TabItem> <TabItem value="curl" label="curl">

<CodeBlock language="bash">{exampleApiFlowsImportFlows}</CodeBlock>

</TabItem> </Tabs> <details> <summary>Result</summary>
json
[
  {
    "name": "agent-with-astra-db-tool",
    "description": "",
    "icon": null,
    "icon_bg_color": null,
    "gradient": null,
    "data": {}
  ...
  }
]
</details>