---
title: "Add data to execution"
method: POST
path: "/api/v1/workflows/{workflowExecutionH}"
tags: ["Workflows"]
---

# Add data to execution

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

## Request

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

Add input or intermediate data to a running workflow execution.

## Path parameters

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

## Request body

- CreateExecutionRequest
  - `assetH` string, required: Asset hash (40 characters)
  - `executionId` string, required: Unique execution identifier
  - `totalNodes` integer, required: Total number of nodes in workflow
  - `executionMetadata` object

## Response `200`

Data added

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

## Other responses

- `404`: Execution 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)