Arize Phoenix
A local-first, source-available platform for tracing, evaluating and experimenting on LLM and agent applications, built on OpenTelemetry.
Phoenix is free to self-host; the managed Arize AX product has a free tier and a paid tier metered by span volume and storage, with enterprise custom quoted.
Open source
Appears in 1 guide
Where it ranks
Guides that include Arize Phoenix.
Security headers
What Arize Phoenix's website sends to your browser.
Scanned 2026-08-25. Grade headers C, scoring 55 out of 100.
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No Content-Security-Policy, so no defence in depth against cross-site scripting
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Strict-Transport-Security is set
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X-Content-Type-Options: nosniff is set
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X-Frame-Options is set
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No Referrer-Policy, so full URLs may leak to third parties
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Permissions-Policy is set
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No Cross-Origin-Opener-Policy
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No Cross-Origin-Resource-Policy
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No server-version or X-Powered-By disclosure
This is one narrow, automated check of the HTTP response headers on the vendor's own website. It says nothing about how the product itself is built, how it stores your data, or whether it has ever been audited. A good grade here is a small signal that somebody was paying attention.