Test the Voice and Multimodal Agents You Build on Pipecat

TestMu AI evaluators join your Pipecat transport and drive the full STT-LLM-TTS pipeline like real users, scoring turns on 30+ call metrics.

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Trusted by 2M+ users globally at

Microsoft
OpenAI
Nvidia
Boomi

"We have tripled our tests and are now executing tests in less than 2 hours with 78% Faster Test Execution"

Hrishi Potdar , Quality Engineering Architect

Boomi
GitHub
Best Egg

"We figured out a more efficient way to monitor system health and resolve failures earlier in lower environments."

Tenny , Engineering Operations Lead

Best Egg
Workday
Akamai
Louis Vuitton
NBCUniversal
City Furniture

"TestMu AI has significantly boosted our testing speed, is easy to implement, and provides exceptional support."

Nicholas Paulsen , Senior Quality Engineer

City Furniture
Cox
Transavia

"With 70% faster test execution, TestMu AI helped us achieve faster time-to-market and enhanced CX."

Daniel de Bruijn , Quality Assurance Automation Engineer

Transavia
Estée Lauder
TripAdvisor
Bohoo

Test Every Layer of Your Pipecat Pipeline. One Platform.

AI-native evaluators connect through your transport to drive the STT-LLM-TTS chain and score every turn across 30+ call metrics.

Pipeline & Frames
Interruptions & VAD
Function Calls

STT-LLM-TTS Pipeline Testing

Drive the full frame-processor pipeline the way real users do. TestMu AI evaluators connect through your Pipecat transport and exercise STT, LLM, and TTS from the first frame to the last.

Pipeline & Frames

Real Transport Calls

Autonomous evaluators connect through your Pipecat transport and drive the pipeline like real users, over WebRTC voice or phone.

STT Accuracy Scoring

Score speech-to-text accuracy at the front of the chain so mis-transcriptions never reach the LLM.

Turn-by-Turn Quality

Score every LLM response and TTS turn across 9 quality metrics for hallucination, context, and completeness.

From First Frame to Production

Every Processor in the Pipeline, Covered

Exercise the full STT-LLM-TTS chain before launch, then batch-analyze real production sessions with the same metrics.

Every Processor in the Pipeline, Covered

Score Every Frame the Agent Emits

Measure what matters across the chain, from STT accuracy and intent recognition to bias and hallucination.

Score Every Frame the Agent Emits

Experience and Ops Signals

Track the signals that matter most, from CSAT and voice quality to containment rate and escalation handling.

Experience and Ops Signals

Confidence on Every Score

Each score carries a High, Medium, or Low confidence level with an evidence excerpt, so you know when your Pipecat agent is ready to ship.

Confidence on Every Score

Inside Pipecat Testing On TestMu AI

Pipeline and transport testing, interruption and turn quality, load and CI, plus production analysis, all on real connections to your agent.

TestMu PIPELINE & TRANSPORTPIPELINE & TRANSPORT

Drive the Pipeline Over Its Transport

TestMu AI joins through your Pipecat transport like a real user, drives STT, LLM, and TTS in order, and verifies the outcome on every session.

Try for free
  • Real sessions over your WebRTC or phone transport
  • STT accuracy scored at the front of the chain
  • DTMF detection and menu navigation on phone transports

TestMu INTERRUPTIONS & TURNSINTERRUPTIONS & TURNS

Barge In and Score Every Turn

Pipecat cancels TTS and LLM work the moment VAD hears speech. Our evaluator barges in mid-response and scores whether the agent recovers cleanly.

Try for free
  • Barge-in and turn-taking checked on every session
  • Hallucination, bias, and guardrail scoring per turn
  • Coverage across 10 personas and 50+ accents

TestMu LOAD & CILOAD & CI

Scale to Concurrent Sessions and CI

Simulate concurrent sessions, schedule cron-driven runs, and gate releases with the testmu-a2a-cli, all on HyperExecute.

Try for free
  • Concurrent sessions to stress the pipeline
  • Scheduled and cron-driven regression runs
  • testmu-a2a-cli with JUnit output and exit-code gating

TestMu PRODUCTION ANALYSISPRODUCTION ANALYSIS

Catch Pipeline Regressions Early

Upload production session recordings and batch-analyze them so a drop in STT accuracy or containment never slips past a release.

Start Testing Pipecat
  • Batch-analyze real production session recordings
  • Track quality trends across releases over time
  • Flag STT accuracy, containment, or intent drops

Built for Every Layer of Your Pipecat Pipeline

Project & Environment Management

Project & Environment Management

Create evaluator agents, manage transport endpoints across staging and production, and scope variables with bulk creation support.

Test Profiles & Personas

Test Profiles & Personas

Drive the pipeline with reusable test data, a library of 10 personas, 200+ voice profiles, and 50+ accents to simulate real callers.

Validation Criteria

Validation Criteria

Define custom, evidence-based pass or fail rules per scenario, including function-call checks, with High, Medium, or Low confidence tracking.

Security & Infrastructure

Security & Infrastructure

Execute on HyperExecute with an optional secure tunnel to reach agents behind a firewall, plus red-team security testing.

Scheduling Engine

Scheduling Engine

Automate runs using preset daily, weekly, or monthly frequencies or full custom cron expressions with IANA timezone support.

Observability & Reporting

Observability & Reporting

Monitor runs with unified dashboards, speaker-identified transcripts, and exportable reports, with alerts to email, Slack, or webhook.

Success Stories of TestMu AI (Formerly LambdaTest)

Dashlane

50%

reduction in test execution time

“HyperExecute is a highly reliable test execution platform and has excellent customer support.”

Sagar Uday Kumar

Sr. Engineering Manager

Some Love from our Customers

As Best Egg expanded its product offerings and entered new markets, we knew our old testing infrastructure couldn’t keep up.
With support from Tenny Agustin, our Engineering Operations Lead, we modernized our approach with @testmuai see more >

TestMu AI

Best Egg

Best Egg

best-egg

handle

Excited to Share My Learning Journey with Kane AI & Lambda Tool!
I'm pleased to announce that I've recently gained hands-on experience exploring Kane AI through the Lambda Tool and it’s been a fantastic journey of upskilling!see more >

KaneAI

Suryateja Goud

Suryateja Goud

suryateja-goud

handle
microsoft

See how @testmuai is #Futureready to enable blazing-fast test orchestration seamlessly integrated with organizations' existing CI/CD platforms, using #Microsoft Azure.

TestMu AI

Microsoft India

Microsoft India

MicrosoftIndia

handle
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