Onyx AI vs Glean

Onyx AI

onyx.app

Analyzed September 19, 2026

Depends

Confidence: Medium

Buy it if your team is docs-heavy, has an engineer to self-host, patch CVEs, and wants Glean-class search free.

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Glean

onyx.app

Starting report…

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Pick Onyx AI when

Docs-heavy scaling teams
Self-hosting engineers wanting private AI search
Orgs wanting Glean-class search without Glean pricing
Open-source shops

When Onyx AI is not a fit

Small teams . Notion or Slack search suffices
Teams with no engineer to run and patch it
Buyers wanting zero-admin turnkey SaaS
Anyone connecting sensitive data before fixing the OAuth CVE

Sources

Onyx AI official siteonyx.app
official
Onyx AI Pricingonyx.app
official
Onyx AI Review 2026: Open-Source Search Tested . Teamazingteamazing.com
review
Top Onyx AI alternatives for enterprise knowledge search . Dustdust.tt
review
Introducing Onyx . r/selfhostedreddit.com
review
Introducing Onyx . r/LocalLLaMAreddit.com
review
Onyx AI: Pricing, Demo & Features . SoftwareFindersoftwarefinder.com
review
Onyx AI Reviews . SoftwareFindersoftwarefinder.com
review
Onyx AI Reviews and Pricing . f6sf6s.com
review
Ramp case studyonyx.app
official
CVE-2026-71424 OAuth token exposurethehackerwire.com
security
CVE-2026-63178 auth bypasssentinelone.com
security
CVE-2026-42276 auth bypasssentinelone.com
security
Onyx raises $10Mprospeo.io
news
Top 10 Onyx AI Alternatives . G2g2.com
review
thehackerwire.comthehackerwire.com
review