---
title: "Create Flow Run Input"
method: POST
path: "/api/flow_runs/{id}/input"
tags: ["Flow Runs"]
---

# Create Flow Run Input

`POST /api/flow_runs/{id}/input`

## Request

- The document declares no server URL.
- Auth: none declared

Create a key/value input for a flow run.

## Path parameters

- `id` string, uuid, required: The flow run id

## Headers

- `x-prefect-api-version` string

## Request body

- BodyCreateFlowRunInputFlowRunsIdInputPost
  - `key` string, required: The input key
  - `value` string, binary, required: The value of the input
  - `sender` string: The sender of the input

## Response `201`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/prefecthq/apis/prefect-versions-api.md) - [All operations](https://skmtc.dev/prefecthq/apis/prefect-versions-api/llms.txt) - [OpenAPI document](https://skmtc.dev/prefecthq/apis/prefect-versions-api/revisions/a7958ce57e96?raw)