---
title: "Set node data"
method: POST
path: "/api/v1/workflows/{workflowExecutionH}/nodes/{nodeId}"
tags: ["Workflows"]
---

# Set node data

`POST /api/v1/workflows/{workflowExecutionH}/nodes/{nodeId}`

## Request

- Base URL: `https://numonic.ai`
- URL: `https://numonic.ai/api/v1/workflows/{workflowExecutionH}/nodes/{nodeId}`
- Auth: API key in header `x-api-key`

Set data for a specific node within a workflow execution.

## Path parameters

- `workflowExecutionH` string, required: Workflow execution hash (40-char hex SHA-1)
- `nodeId` string, required: Workflow node ID

## Response `200`

Node data set

- SuccessMessage
  - `message` string, required: Human-readable success message

## Other responses

- `404`: Execution or node not found

---

[API](https://skmtc.dev/numonic/apis/numonic-api.md) · [All operations](https://skmtc.dev/numonic/apis/numonic-api/llms.txt) · [OpenAPI document](https://skmtc.dev/numonic/apis/numonic-api/revisions/6c559bef1e35?raw)