---
title: "await"
method: POST
path: "/v1/await"
tags: ["callbacks"]
---

# await

`POST /v1/await`

### Await the response to an actor or service call

Await blocks until the response to an asynchronous call is received and
returns this response.

## Response `200`

The response body returned by the invoked endpoint

## Other responses

- `500` — A message describing the error
- `503` — A message describing the error
- `default` — An error response returned by the invoked endpoint

## Changes

- **2020-06-15** `c35e2018be30` — 1 info
  - endpoint added
- **2020-05-01** `d9f9d9f05f2d` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/ibm/apis/kar/changes/v1/await/post.md)

---

[API](https://skmtc.dev/ibm/apis/kar.md) · [All operations](https://skmtc.dev/ibm/apis/kar/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/ibm/kar/revisions/f288d7bc7700/schema)