---
title: "Create Flow Event"
method: POST
path: "/api/v1/flows/{flow_id}/events"
tags: ["Flow Events"]
---

# Create Flow Event

`POST /api/v1/flows/{flow_id}/events`

Append an event to a flow's event queue.

## Path parameters

- `flow_id` string, uuid, required

## Request body

- FlowEventCreate
  - `summary` string
  - `type` 'component_added' | 'component_removed' | 'component_configured' | 'connection_added' | 'connection_removed' | 'flow_updated' | 'flow_settled', required

## Response `201`

Successful Response

- FlowEventResponse
  - `summary` string, required
  - `timestamp` number, required
  - `type` string, required

## Other responses

- `422` — Validation Error

## Changes

- **2026-04-13** `acd160326a88` — 1 info
  - endpoint added
- **2025-10-16** `9bd3e81318d7` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/langflow-ai/apis/langflow/changes/api/v1/flows/:flow_id/events/post.md)

---

[API](https://skmtc.dev/langflow-ai/apis/langflow.md) · [All operations](https://skmtc.dev/langflow-ai/apis/langflow/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/langflow-ai/langflow/revisions/22962dc5e81b/schema)