Vetted & Ranked
Best Vetted AI Knowledge Assistant / RAG Platform Companies in 2026
✓ Independently vetted by the WhatiseBrokering team · Last updated July 14, 2026
Every company below passed our vetting checklist — try before you buy or a real money-back guarantee, no fine-print returns, and a human you can reach. TrustScores reflect what we actually verified, not what companies claim.
🏆 Best Choice in 2026
✓ Gurubase
✓ VettedAI agents that answer from your own knowledge base, with citations or a refusal—no hallucinations.
Why we like them
✓Pro plan is $499/guru/month with a 7-day free trial; Enterprise is custom-priced with self-hosting, SSO/RBAC, and SOC2/GDPR compliance
✓Trust-scored answers with source citations, plus automatic refusal when context is weak
✓Deploys across web widget, Slack, Discord, Zendesk, Jira, GitHub, and IDEs via MCP, with on-prem/air-gapped and BYOM options
What we verified
✓Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
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