We are pioneering the field of autonomous software testing - enabling our users to dramatically improve their software development speed and quality.
Location: United States, Virginia, Vienna
Employees: 11-50
Total raised: $182M
Valuation: $215M
Investors 3
| Date | Name | Website |
| - | WorldQuant... | worldquant... |
| - | FirstIn | wearefirst... |
| - | Olima Vent... | olima.vc |
Funding Rounds 3
| Date | Series | Amount | Investors |
| 03.12.2025 | Series A | $105M | - |
| 14.02.2025 | - | $30M | - |
| 13.02.2024 | Seed | $47M | - |
Mentions in press and media 16
| Date | Title | Description |
| 23.04.2026 | Antithesis Teaches AIs To Correct Their Own Output | , the autonomous software verification company, demonstrated a way for AI coding agents to correct their own code. Before this, AI agents could not be trusted to check their own work. Antithesis enables AIs to autocorrect when writing code,... |
| 03.12.2025 | Antithesis Raises $105M in Series A Funding | Antithesis, a Tysons Corner, VA-based deterministic simulation testing company, raised $105M in Series A funding. The round was led by Jane Street with participation from Amplify Venture Partners, Spark Capital, Tamarack Global, First In Ve... |
| 03.12.2025 | Antithesis Banks $105 million Series A Funding | TYSONS CORNER, VA, Antithesis announced a $105 million Series A round led by Jane Street. >> Click here for more funding data on Antithesis >> To export Antithesis funding data to PDF and Excel, click here Antithesis announced ... |
| 03.12.2025 | Antithesis Secures $105M Series A for Deterministic Testing Platform | Antithesis Expands Deterministic Simulation Testing Antithesis has secured $105 million in new funding. The round is a Series A raise. It is led by Jane Street. Jane Street is a global trading firm. It is also a customer of Antithesis. This... |
| 27.03.2025 | Beauty 3.0 Brand Antithesis Bags INR 5 Cr In Funding From Rukam, V3 Ventures | SUMMARY Antithesis has raised INR 5 Cr in its pre-seed funding co-led by Rukam Capitals and V3 Ventures Founded by former Good Capital partner Aparna Saxena, Antithesis aims to revolutionise India’s beauty and personal care market with its ... |
| 14.02.2025 | Antithesis Raises $30M in Funding | Antithesis, Vienna, VA-based autonomous software testing company, raised $30M in funding. The round was led by Amplify Partners, with participation from Spark Capital, and has added Lenny Pruss, General Partner at Amplify Partners, to its b... |
| 25.03.2024 | Автоматическое тестирование ускорило разработку в 50 раз. Сказка от создателей FoundationDB | Автоматическое тестирование по сравнению с обычным, источник Стартап Antithesis Operations LLC создан разработчиками известной системы FoundationDB. Они говорят, что между двумя продуктами много общего: «Когда в 2010 году мы взялись за созд... |
| 13.02.2024 | FoundationDB team’s new venture, Antithesis, raises $47M to enhance software testing Your vote of support is important to us and it helps us keep the content FREE. One click below supports our mission... | Software testing startup Antithesis Operations LLC today announced that it has raised $47 million in new funding to develop its software testing and debugging platform further and accelerate its go-to-market strategy. Founded in 2018 by the... |
| 13.02.2024 | Antithesis Emerges With $47M Seed Round | VIENNA, VA, Antithesis, the platform revolutionizing how software is tested and debugged, launched out of stealth today and announced $47 million in seed funding. >> Click here for more funding data on Antithesis >> To expor... |
| 13.02.2024 | Antithesis raises $47M to launch an automated testing platform for software | Software testing is hard. Even with the right talent in place, it doesn’t always go as planned — particularly when executed at scale. In a 2020 survey from Electric Cloud, 58% of developers blamed software bugs on test infrastructure and pr... |
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