# The Campaign Manager 360 API v3.5 stops working

Calls to /dfareporting/v3.5/* on Campaign Manager 360 API stopped working on February 15, 2023.

On February 15, 2023, Campaign Manager 360 API v3.5 shut down. This change affected all calls matching the path /dfareporting/v3.5/*. Requests sent to these endpoints after that date fail and return errors.

## What to use instead

Call a supported version such as /dfareporting/v5/ following the migration guide.

- API: Campaign Manager 360 API (dfareporting.googleapis.com)
- Kind: Version retirement
- Announced: June 15, 2022
- Takes effect: February 15, 2023
- Calls after that day: fail
- Calls it hits: `/dfareporting/v3.5/*`
- Source: [Announcement](https://ads-developers.googleblog.com/2022/06/announcing-v4-of-campaign-manager-360.html?m=1)
- Verified: October 26, 2026, against Campaign Manager 360 API's own pages
- Page: https://www.okapi.bot/providers/campaign-manager-360-api/breaking-changes/the-campaign-manager-360-api-v3-5-stops-working/

## Campaign Manager 360 API's words

> this release marks the beginning of the depreciation period for v3.5, which will sunset on Feb 15, 2023. After this date, any requests made against v3.5 will begin returning errors.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent