Add AI to Five9 — without a rip-and-replace

By the CXDecoded Editorial Team·Independent CX & contact-centre AI analysts·Updated July 2026

You don't have to migrate off Five9 to get modern AI. An intelligence overlay streams your conversations, returns real-time guidance and scores 100% of calls — layering on top of Five9, live in weeks rather than the 6–12 months a full replacement takes.

Overlays that bolt onto Five9

Cresta partner

Real-time coaching on custom models trained on your top performers; unified assist + QA + AI Agent; regulated-grade governance

8-16 wks

Observe.AI

QA-first + real-time; deep post-call analytics

8-12 wks

Level AI

100% QA + agent assist + VoC in one; up to 90% QA-effort cut, ~50% faster ramp

4-8 wks

Balto

Real-time-first guidance; self-service playbooks; AHT -20-30% in month one; fastest live

4-6 wks

All of the above integrate with Five9 via streamed transcripts / CTI — no telephony swap, no customer data copied out. Confirm your exact CTI setup during a pilot.

Next step

See where an overlay pays off on your Five9 floor

The Stack Audit scores your current stack and pinpoints whether an overlay (or something else) is the fastest win — then routes you to a no-obligation discovery session to scope it.

Run the free Stack Audit Explore the Finder