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Onyx AI vs Dust

Onyx AI and Dust both land on Depends.

Onyx AI

onyx.app

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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Dust

dust.tt

Depends
Confidence: Low

Buy for mid-size and enterprise teams that want company-wide agent building with serious governance, admin controls, and multi-model flexibility.

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Onyx AI versus Dust
CompareOnyx AIDust
VerdictDependsDepends
Best forDocs-heavy scaling teamsEnterprises needing CISO-grade AI governance
Who it's not forSmall teams . Notion or Slack search sufficesSmall teams wanting a simple AI assistant
PrivacyMultiple 2026 CVEs including critical OAuth token exposure; don't conflate with unrelated vendor Onyx Security.11No known public vulnerabilities found in the sources reviewed.
Support qualityNo support evidence in reviewed sourcesNo evidence
Public sentimentSelf-hosters on Reddit praise it as a private team ChatGPT with RAG and web access; SoftwareFinder users rate ease of use 10/10.⁵No independent user reviews surfaced in the sources reviewed; all testimonials are vendor-published.
Biggest gotchaOpen-source self-host: upgrades and security patching are on you . CVE history shows why that mattersPricing undisclosed; enterprise contracts can balloon . confirm per-seat costs before rollout.

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

Pick Dust when

  • Enterprises needing CISO-grade AI governance
  • Cross-department workflow automation
  • Docs-and-Slack-heavy orgs
  • Teams standardizing agents across tools

When Dust is not a fit

  • Small teams wanting a simple AI assistant
  • Solo users
  • Buyers needing transparent published pricing
  • Companies without admin or builder capacity to maintain agents

Sources

  1. Onyx AI official siteonyx.app
    official
  2. Onyx AI Pricingonyx.app
    official
  3. Onyx AI Review 2026: Open-Source Search Tested . Teamazingteamazing.com
    review
  4. Top Onyx AI alternatives for enterprise knowledge search . Dustdust.tt
    review
  5. Introducing Onyx . r/selfhostedreddit.com
    review
  6. Introducing Onyx . r/LocalLLaMAreddit.com
    review
  7. Onyx AI: Pricing, Demo & Features . SoftwareFindersoftwarefinder.com
    review
  8. Onyx AI Reviews . SoftwareFindersoftwarefinder.com
    review
  9. Onyx AI Reviews and Pricing . f6sf6s.com
    review
  10. Ramp case studyonyx.app
    official
  11. CVE-2026-71424 OAuth token exposurethehackerwire.com
    security
  12. CVE-2026-63178 auth bypasssentinelone.com
    security
  13. CVE-2026-42276 auth bypasssentinelone.com
    security
  14. Onyx raises $10Mprospeo.io
    news
  15. Top 10 Onyx AI Alternatives . G2g2.com
    review
  16. Dust homepagedust.tt
    official