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Harmonic vs Prompt Security comparison

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Harmonic
Ranking in Generative AI Security
20th
Average Rating
0.0
Number of Reviews
0
Ranking in other categories
No ranking in other categories
Prompt Security
Ranking in Generative AI Security
2nd
Average Rating
0.0
Number of Reviews
0
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of January 2026, in the Generative AI Security category, the mindshare of Harmonic is 1.8%, up from 1.0% compared to the previous year. The mindshare of Prompt Security is 9.7%, up from 7.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Generative AI Security Market Share Distribution
ProductMarket Share (%)
Prompt Security9.7%
Harmonic1.8%
Other88.5%
Generative AI Security
 

Top Industries

By visitors reading reviews
No data available
Outsourcing Company
14%
Computer Software Company
12%
Financial Services Firm
10%
Educational Organization
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
No data available
 

Overview