Local Page Testing on 3,000+ Real Browsers
Securely test websites and mobile apps, hosted on local or staging environments, with TestMu AI.
Automate Browser Flows from your
Terminal with Kane CLI
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Trusted by 2M+ users globally at
"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
"We figured out a more efficient way to monitor system health and resolve failures earlier in lower environments."
Tenny , Engineering Operations Lead
"TestMu AI has significantly boosted our testing speed, is easy to implement, and provides exceptional support."
Nicholas Paulsen , Senior Quality Engineer
"With 70% faster test execution, TestMu AI helped us achieve faster time-to-market and enhanced CX."
Daniel de Bruijn , Quality Assurance Automation Engineer
Take Your Localhost to Every Real Browser
Run local and staging builds across real browsers, work behind your proxy and firewall, and keep access and compliance under control.
๐ TestMu Localhost Testing
Localhost Testing
Test on Local and Staging Environments
Test local and staging builds on real browsers before they go live. Add one capability flag to your existing scripts and you're connected.
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Test locally hosted web apps on 3,000+ real browsers. - ๐ Image
Test local HTML files and folders without a web server. - ๐ Image
Test on real browsers and devices - no emulators, no simulators.
๐ TestMu Network Security
Network Security
Test Within Your Network Security Protocols
Keep unreleased work private. Once a tunnel is active, TestMu AI runs your tests in the cloud without bypassing your team's security setup.
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Works with your existing proxies - remote, PAC, or multiple. - ๐ Image
Runs through firewalls and VPNs without extra configuration. - ๐ Image
All tunnel traffic encrypted end-to-end with SSL.
๐ TestMu Access Control
Access Control
Test at Scale Without Compromising Compliance
Let your whole team test locally without putting compliance at risk. IP whitelisting and audit logs keep access and visibility under your control.
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Only your team's IPs can connect - everyone else is blocked. - ๐ Image
Monitor and log all tunnel activity across the org. - ๐ Image
Set permissions on who can run tunnels across your org.
Built for the Full Local Testing Lifecycle
One-Click Tunnel Activation
Start local testing instantly with one-click tunnel activation, no CLI required.
Multiple Tunnel Management
Run multiple tunnels simultaneously across different environments without interruption.
Advanced Tunnel Configurations
Configure proxies, custom ports, SSL certificates, and local directories.
Instant Log Sharing
Share tunnel logs instantly for faster debugging collaboration.
Clean, Intuitive Interface
Intuitive GUI simplifies tunnel management for testers and developers.
Flexible Authentication
Authenticate via Google, GitHub, SSO, or email โ no separate credentials.
Tutorial on TestMu AI UnderPass Tunnel
A walkthrough of using TestMu AI's UnderPass Tunnel feature for secure, frictionless local-to-cloud testing connections.
AI-Agentic Quality Engineering
Agent Testing
Test AI agents such as chatbots, voice assistants and more.
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Autonomous Testing
Detailed agent analysis under test, from the perspective of a synthetic end-user.
Multi-Persona Simulation
Diverse user personas like International Caller, Digital Novice and more.
Risk Scoring & Regression
End to end regression testing for agent under test with insights.
via IntegrationsExplore All Integration๐ Image
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Success Stories of TestMu AI (Formerly LambdaTest)
50%
reduction in test execution time
โHyperExecute is a highly reliable test execution platform and has excellent customer support.โ
Sagar Uday Kumar
Sr. Engineering Manager
More Reasons to LoveTestMu AI (formerly LambdaTest)
See how TestMu AI speeds up your testing with AI-native authoring, faster execution, and deeper test insights across web, mobile, and AI applications.
TestMu AI Named a Challenger in the 2025 Gartnerยฎ Magic Quadrantโข
Read Report๐ Image๐ Image
TestMu AI recognized in The Forrester Waveโข: Autonomous Testing Platforms, Q4 2025
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Enterprise-Grade Security
We safeguard your data and AI systems with global security, privacy, responsible AI, and ESG standards.
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3M+
Tests
1.5B+
Enterprises
18K+
Countries
132
As Seen On
Some Love from our Customers
As Best Egg expanded its product offerings and entered new markets, we knew our old testing infrastructure couldnโt keep up.
With support from Tenny Agustin, our Engineering Operations Lead, we modernized our approach with
TestMu AI
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 itโs been a fantastic journey of upskilling!
KaneAI
See how is #Futureready to enable blazing-fast test orchestration seamlessly integrated with organizations' existing CI/CD platforms, using #Microsoft Azure.
TestMu AI
Frequently asked questions
TestMu AI forEnterprise
Get access to solutions built on Enterprise
grade security, privacy, & compliance
- Advanced access controls
- Advanced data retention rules
- Advanced Local Testing
- Premium Support options
- Early access to beta features
- Private Slack Channel
- Unlimited Manual Accessibility DevTools Tests
