Self-healing voice agents

Stop rewriting prompts.Let the calls do it.

Maestro reads every production call, finds the failure patterns that keep repeating, and proposes the exact change to your flow.

See how it works
Action queue · Eligibility Verification Live
01
Detect
Containment dropped to 61% across 1,284 calls in the last 7 days.
02
Diagnose
312 failures share one pattern: agent asks for member ID before confirming the payer is in network.
03
Propose
Reorder two steps and add a check. Verified on a copy of your agent, not the live one.
flows/eligibility-verification +2 −1
greet_caller
collect_member_id
+verify_payer_in_network
+require payer_id before eligibility check
collect_member_id
Tested against 247 past calls · projected containment +19pts
42%

You can't fix what you can't see.

Nearly half of what goes wrong on your calls never shows up in a transcript — it's latency, interruptions, accents, background noise. Teams reviewing transcripts are working from half the picture, then guessing at prompt edits to fix problems the prompt was never causing.

Source: Hamming published voice-agent testing methodology
The maintenance treadmill

Every voice team is doing this by hand.

A caller says something unexpected. Someone listens to the recording three days later, guesses at a cause, adds a sentence to a 4,000-word prompt, and hopes nothing else broke. There's no measurement, no safety net, and no way to know whether the fix held.

How it works today

A customer complains, or QA samples 2% of calls
Someone reads transcripts and forms a hunch
A sentence gets bolted onto the prompt
Nobody checks whether the last fix broke something else
Weeks pass between the failure and the fix

How it works with Maestro

Every call is reviewed — not sampled
Failures group into ranked, named patterns
The fix lands where the problem actually is
Every change is tested against your past calls first
Failure to proposed fix in hours, with one click to apply
How it works

Three steps, running continuously.

Maestro watches your calls, works out what's actually breaking, and hands you a fix that's already been tested. Click through each step.

Call review · last 7 days 1,284 calls
Resolved · 972 Failed · 312

Manual QA reaches a handful of calls a week. Maestro reviews all of them, every day, against the things that actually matter — did the caller get what they needed, was the right data captured, did it follow policy.

Asks for member ID before checking the payer is in network 312
Cause: two steps in the wrong order
Transfers to a human without trying to resolve first 88
Cause: escalation trigger set too broadly
Talks over callers who pause mid-sentence 41
Cause: interruption threshold, not wording

One failed call tells you nothing. Three hundred failed calls that share a cause tell you exactly what to fix first — and whether it's a wording problem, a sequencing problem, or something the prompt was never going to solve.

Proposed change · Eligibility Verification +2 −1
greet_caller
collect_member_id
+verify_payer_in_network
+require payer_id before eligibility check
collect_member_id
Fixes the 312 failed calls it was built for312/312
Doesn't break anything that already worked247/247
Tested on a copy — your live agent was never touchedsafe

Nothing reaches a caller until you say so. Every change is replayed against your own past calls first, so you see what it fixes and what it costs before you decide.

Control

Maestro proposes. You decide.

An AI quietly rewriting your customer conversations is a nightmare. An AI that hands you a specific, tested change and waits is a tool. Same capability — the difference is who's holding the pen.

Your live agent is never the experiment

Every change is tried on a copy first. What your customers are talking to stays exactly as it is until you approve something.

You see the change before it happens

Not "the agent was improved." The specific thing that changes, in plain terms, in the same place where you approve it.

You set how much rope it gets

Let small wording fixes apply on their own. Hold anything touching compliance language or call routing for a human. Your call, per category.

Anything can be undone

Every applied change is logged with what it promised and what it actually did. If it underdelivers, one click puts it back.

Where this goes

Self-healing is the wedge. The entity is the destination.

Fixing your flows requires understanding every conversation. Understanding every conversation gets you something bigger: a continuously updated picture of each customer, assembled from every channel they touch.

Start with agents that maintain themselves. Grow into one profile per customer that every channel writes to and every workflow reads from.

Voice Live today
SMS Signal
Email Signal
Documents Signal
Transactions Signal
One customer profile Maestro
Design partners

Bring us your worst flow.

We're working with a small number of design partners. Give us read access to two weeks of calls and we'll show you the failure patterns you're not seeing — before you commit to anything.

Prefer email? info@fortuslabs.com