Private Markets, Angel and Secondary Investing, Sacra

Sacra

Private Markets, Angel and Secondary Investing

Bringing transparency to private markets so investors, founders, and employees can build on conviction. Sacra delivers deeply researched insights on the private companies shaping tomorrow's markets. By surfacing the data, context, and operator perspective that are missing from private markets today, we help secondary buyers and sellers price equity accurately and unlock liquidity for the people building these businesses.

Private Capital Markets

<ul><li>Vibe coding is accelerating the output of both code and bugs, creating the need to get test coverage across new features faster and driving the rise of developer-native “vibe testing” tools like Momentic, Antithesis ($77M raised, Amplify Partners), QA Wolf ($56M raised, Inspired Capital) and Qodo ($50M raised, Susa Ventures) that translate natural language into code and bundle in test generation, auto-repair when the UI changes, and observability.</li><li>As writing end-to-end tests becomes faster and easier, it’s moving out of QA teams and into the entire engineering organization, turning testing from post-hoc validation to always-on developer infrastructure and creating the opportunity to merge together once-separate categories like CI test checks (GitLab), browser automation (BrowserStack), observability (Datadog) and QA outsourcing (Applause) into one unified platform for validating that software actually works.</li><li>One of our customers saw a 5x speed improvement in time to automate moving from Playwright to Momentic. We were able to see some very drastic reliability improvements moving from Cypress to Momentic as well.</li></ul>

Vibe coding is accelerating the output of both code and bugs, creating the need to get test coverage across new features faster and driving the rise of developer-native “vibe testing” tools like Momentic, Antithesis ($77M raised, Amplify Partners), QA Wolf ($56M raised, Inspired Capital) and Qodo ($50M raised, Susa Ventures) that translate natural language into code and bundle in test generation, auto-repair when the UI changes, and observability.As writing end-to-end tests becomes faster and easier, it’s moving out of QA teams and into the entire engineering organization, turning testing from post-hoc validation to always-on developer infrastructure and creating the opportunity to merge together once-separate categories like CI test checks (GitLab), browser automation (BrowserStack), observability (Datadog) and QA outsourcing (Applause) into one unified platform for validating that software actually works.One of our customers saw a 5x speed improvement in time to automate moving from Playwright to Momentic. We were able to see some very drastic reliability improvements moving from Cypress to Momentic as well.

Wei-Wei Wu, CEO Of Momentic, On AI-native end-to-end Testing

<ul><li>Sacra estimates that QA Wolf generated approximately $15-20 million in ARR in 2024, based on their customer base of around 130 companies and average contract values in the $100K-200K range.</li><li>QA Wolf raised $36 million in a Series B round led by Scale Venture Partners in July 2024, bringing total funding to $57 million.</li><li>The Series B funding enables QA Wolf to establish EU and APAC testing infrastructure to meet data residency requirements and reduce latency for international customers.</li></ul>

Sacra estimates that QA Wolf generated approximately $15-20 million in ARR in 2024, based on their customer base of around 130 companies and average contract values in the $100K-200K range.QA Wolf raised $36 million in a Series B round led by Scale Venture Partners in July 2024, bringing total funding to $57 million.The Series B funding enables QA Wolf to establish EU and APAC testing infrastructure to meet data residency requirements and reduce latency for international customers.

<ul><li>Antithesis raised $47 million in a seed round in February 2024 at a $215 million post-money valuation, led by Amplify Partners with participation from Tamarack Global, First In Ventures, and angel investors including Howard Lerman.</li><li>The workflow is simple: developers push new code, their CI/CD pipeline automatically sends container images to Antithesis via API, and within hours they receive detailed HTML reports showing any bugs discovered, complete with stack traces and replay instructions.</li><li>The launch of Multiverse Debugger in 2025 represents Antithesis's expansion beyond pure bug discovery into interactive developer tooling, adding timeline-based root cause analysis that integrates directly into engineering workflows.</li></ul>

Antithesis raised $47 million in a seed round in February 2024 at a $215 million post-money valuation, led by Amplify Partners with participation from Tamarack Global, First In Ventures, and angel investors including Howard Lerman.The workflow is simple: developers push new code, their CI/CD pipeline automatically sends container images to Antithesis via API, and within hours they receive detailed HTML reports showing any bugs discovered, complete with stack traces and replay instructions.The launch of Multiverse Debugger in 2025 represents Antithesis's expansion beyond pure bug discovery into interactive developer tooling, adding timeline-based root cause analysis that integrates directly into engineering workflows.

United States

AI-powered platform enabling developers to create and maintain end-to-end software tests efficiently

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Momentic (MOMENTIC US)

Wei-Wei Wu, CEO Of Momentic, On AI-native end-to-end Testing

In short, what is Momentic...

Sacra

Primer: QA Wolf - 04 Jun 2025

AI-native service providing 80% automated end-to-end test coverage for web and mobile applications in weeks not years

Sacra

Primer: Antithesis - 04 Jun 2025

Continuous reliability platform that autonomously searches for, reproduces, and tests software bugs in a simulated environment without impacting...

Sacra

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