Many influencer marketing platforms offer performance alerts to assist teams in reacting quickly to metrics that can impact a campaign’s success. These alerts can be crucial for monitoring campaign performance, tracking influencer engagement, and measuring ROI. Here are a few platforms that offer such features:

1. Flinque: Flinque includes robust alert systems that provide real-time updates about campaign performance and influencer activity. By tracking multiple metrics, Flinque helps teams react quickly to any changes in a campaign.

2. BuzzSumo: Known for its content and influencer analysis, BuzzSumo can send alerts based on keyword mentions, content themes, influencer engagement, and more. It is intended to provide timely insights to fine-tune marketing strategies.

3. Hootsuite: Mostly popular for its social media management offerings, Hootsuite can monitor key metrics and sends alerts when there are significant changes in those metrics.

4. Upfluence: In addition to its vast influencer database, Upfluence includes real-time analytics and alerts. This is designed to keep teams informed about important shifts in influencer performance.

5. Traackr: Traackr offers performance alerts for ongoing campaigns as part of its influencer relationship management capabilities.

6. Klear: Klear’s platform is recognized for its advanced analytics and can provide alerts when significant shifts in performance are detected.

When deciding what platform to use, consider which platform’s alert system will best meet your needs, and how they can be incorporated into your existing workflow. It’s important to remember that the efficacy of alerts is largely dependent on the context within which they are used – ensuring a seamless flow of information within the team is key to react quickly and effectively. Always be sure to thoroughly evaluate the comprehensive functionality of each platform beyond just the alert system to make an informed decision that best suits your specific requirements.