Panther vs ArcSight: SIEM Comparison (2026)

An independent side-by-side comparison of Panther and ArcSight for siem buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each vendor is cited by major AI engines when real buyers ask siem questions. Tracked across ChatGPT, Perplexity, Gemini, and Claude over the last 90 days. Methodology.

ChatGPT
Panther: tracking…
ArcSight: tracking…
Perplexity
Panther: tracking…
ArcSight: tracking…
Gemini
Panther: tracking…
ArcSight: tracking…
Claude
Panther: tracking…
ArcSight: tracking…

Probes run hourly; each (engine × query) combo retests every ~3 days. Fresh categories may show "tracking…" until probes complete.

Pricing

Panther
Starting price
Free tier
panther.com
ArcSight
Starting price
Free tier
opentext.com

Key Features

Panther

Feature data is being indexed.

ArcSight

Feature data is being indexed.

When to choose Panther

Choose Panther if your team prioritizes its strengths over ArcSight's. Full guidance populates as Panther's feature data is indexed.

When to choose ArcSight

Choose ArcSight if your team prioritizes its strengths over Panther's. Full guidance populates as ArcSight's feature data is indexed.

More SIEM Comparisons