---
title: "Returns the fast bid multiplier currently applied to an external booster campaign."
method: GET
path: "/campaign/boost/{externalCampaignId}/fast-bid-multiplier"
tags: ["Campaign"]
---

# Returns the fast bid multiplier currently applied to an external booster campaign.

`GET /campaign/boost/{externalCampaignId}/fast-bid-multiplier`

Returns the downstream system's default (1.0) if the multiplier has never been set
 for the campaign.

## Path parameters

- `externalCampaignId` integer, required

## Response `200`

OK

- GetFastBidMultiplierEndpointOutput
  - `externalCampaignId` integer, required — The external campaign id reported by the downstream system.
  - `bidMultiplierValue` number, double, required — The current bid multiplier reported for the campaign.

## Other responses

- `400` — Bad Request
- `401` — Unauthenticated
- `403` — Forbidden

---

[API](https://skmtc.net/rapidata/apis/rapidata-api.md) · [All operations](https://skmtc.net/rapidata/apis/rapidata-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/rapidata/rapidata-api/revisions/fdb89a6eb2fb/schema)