# TestMu AI (Formerly LambdaTest)

**Source:** https://www.startuphub.ai/startups/lambdatest
**Profile type:** Startup

> Cloud-based platform for cross-browser testing and continuous testing.

## About

TestMu AI(Formerly LambdaTest) is a cloud-based cross-browser testing platform that allows developers and testers to perform live interactive testing, automated testing, and visual regression testing on over 3,000 real browsers and operating systems. It aims to accelerate the release cycles of web and mobile applications by providing a scalable and reliable testing infrastructure.

## Key facts

- **Slug:** lambdatest
- **Website:** https://testmuai.com
- **Location:** San Francisco, United States
- **Founded:** 2017-01-01
- **Employees:** 550
- **Operating status:** Active
- **Total funding:** $121
- **Sectors / tags:** MLOps, Developer Tools, API Platform, Testing Platform, Continuous Integration, Continuous Delivery, Cloud Infrastructure, Enterprise Software
- **Social:**
  - LinkedIn: https://www.linkedin.com/company/testmu-ai
  - Twitter: https://x.com/testmuai
  - GitHub: https://github.com/LambdaTest
  - Facebook: https://www.facebook.com/testmuai

## Frequently asked

### What does TestMu AI (Formerly LambdaTest) do?

TestMu AI(Formerly LambdaTest) is a cloud-based cross-browser testing platform that allows developers and testers to perform live interactive testing, automated testing, and visual regression testing on over 3,000 real browsers and operating systems. It aims to accelerate the release cycles of web and mobile applications by providing a scalable and reliable testing infrastructure.

### How much funding has TestMu AI (Formerly LambdaTest) raised?

TestMu AI (Formerly LambdaTest) has raised a total of $121 in funding. The most recent round on record is Venture Round.

### Where is TestMu AI (Formerly LambdaTest) headquartered?

TestMu AI (Formerly LambdaTest) is headquartered in San Francisco, United States.

### When was TestMu AI (Formerly LambdaTest) founded?

TestMu AI (Formerly LambdaTest) was founded in 2017.

### What industry does TestMu AI (Formerly LambdaTest) operate in?

TestMu AI (Formerly LambdaTest) operates in MLOps, Developer Tools, API Platform, Testing Platform, Continuous Integration, Continuous Delivery.

### How many employees does TestMu AI (Formerly LambdaTest) have?

TestMu AI (Formerly LambdaTest) has approximately 550 people on record.

### What is TestMu AI (Formerly LambdaTest)'s revenue?

StartupHub estimates TestMu AI (Formerly LambdaTest)'s annual revenue at $24 (range $5 to $28, 27% confidence), based on comparable companies in the sector.

### What is TestMu AI (Formerly LambdaTest)'s valuation?

StartupHub estimates TestMu AI (Formerly LambdaTest)'s effective valuation at $516 (range $303 to $726, 16% confidence), based on comparable companies in the sector.

## JSON-LD

Structured data aligned with this page's `<script type="application/ld+json">` (included when the profile is server-rendered).

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "BreadcrumbList",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "name": "Home",
          "item": "https://www.startuphub.ai"
        },
        {
          "@type": "ListItem",
          "position": 2,
          "name": "Startups",
          "item": "https://www.startuphub.ai/startups"
        },
        {
          "@type": "ListItem",
          "position": 3,
          "name": "TestMu AI (Formerly LambdaTest)",
          "item": "https://www.startuphub.ai/startups/lambdatest"
        }
      ]
    },
    {
      "@type": "ProfilePage",
      "@id": "https://www.startuphub.ai/startups/lambdatest#webpage",
      "url": "https://www.startuphub.ai/startups/lambdatest",
      "name": "TestMu AI (Formerly LambdaTest) - AI Startup Profile | StartupHub.ai",
      "description": "This is the official profile of TestMu AI (Formerly LambdaTest). TestMu AI (Formerly LambdaTest) is a startup founded in 2017, operating in MLOps and Developer Tools. Cloud-based platform for cross-browser testing and continuous testing. Headquartered in San Francisco, United States. The company has approximately 550 employees.",
      "dateModified": "2026-07-01T09:30:43.137864+00:00",
      "mainEntity": {
        "@id": "https://www.startuphub.ai/startups/lambdatest#organization"
      }
    },
    {
      "@type": "Organization",
      "@id": "https://www.startuphub.ai/startups/lambdatest#organization",
      "name": "TestMu AI (Formerly LambdaTest)",
      "url": "https://testmuai.com",
      "logo": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/66212e6e-66bc-491d-907a-70bbba88125f-square.webp",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/66212e6e-66bc-491d-907a-70bbba88125f-square.webp",
      "description": "This is the official profile of TestMu AI (Formerly LambdaTest). TestMu AI (Formerly LambdaTest) is a startup founded in 2017, operating in MLOps and Developer Tools. Cloud-based platform for cross-browser testing and continuous testing. Headquartered in San Francisco, United States. The company has approximately 550 employees.",
      "sameAs": [
        "https://www.linkedin.com/company/testmu-ai",
        "https://x.com/testmuai",
        "https://github.com/LambdaTest",
        "https://www.facebook.com/testmuai",
        "https://www.startuphub.ai/startups/lambdatest"
      ],
      "foundingDate": "2017-01-01",
      "numberOfEmployees": {
        "@type": "QuantitativeValue",
        "value": 550
      },
      "address": {
        "@type": "PostalAddress",
        "addressLocality": "San Francisco",
        "addressCountry": "US"
      },
      "knowsAbout": [
        "MLOps",
        "Developer Tools",
        "API Platform",
        "Testing Platform",
        "Continuous Integration",
        "Continuous Delivery",
        "Cloud Infrastructure",
        "Enterprise Software"
      ]
    },
    {
      "@type": "Product",
      "@id": "https://www.startuphub.ai/startups/lambdatest#profile-assessment",
      "name": "TestMu AI (Formerly LambdaTest) - StartupHub.ai Profile Assessment",
      "url": "https://www.startuphub.ai/startups/lambdatest",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/66212e6e-66bc-491d-907a-70bbba88125f-square.webp",
      "category": "MLOps",
      "description": "This is the official profile of TestMu AI (Formerly LambdaTest). TestMu AI (Formerly LambdaTest) is a startup founded in 2017, operating in MLOps and Developer Tools. Cloud-based platform for cross-browser testing and continuous testing. Headquartered in San Francisco, United States. The company has approximately 550 employees.",
      "brand": {
        "@type": "Brand",
        "name": "TestMu AI (Formerly LambdaTest)"
      },
      "review": {
        "@type": "Review",
        "author": {
          "@type": "Organization",
          "name": "StartupHub.ai"
        },
        "datePublished": "2026-07-01",
        "name": "TestMu AI (Formerly LambdaTest) - Profile Score 77/100",
        "reviewBody": "This is the official profile of TestMu AI (Formerly LambdaTest). TestMu AI (Formerly LambdaTest) is a startup founded in 2017, operating in MLOps and Developer Tools. Cloud-based platform for cross-browser testing and continuous testing. Headquartered in San Francisco, United States. The company has approximately 550 employees.",
        "reviewRating": {
          "@type": "Rating",
          "ratingValue": 77,
          "bestRating": 100,
          "worstRating": 0
        }
      }
    }
  ]
}
```
