Phoebe Secures £12.6m Investment Co-Led by Google Ventures
Deal News | Aug 20, 2025 | UK Tech Funding

Phoebe, a London-based AI startup founded by former executives from Stripe and Google, has raised £12.6 million in a funding round co-led by Google Ventures and Cherry Ventures. The company focuses on developing AI agents that function as an 'immune system' for software, capable of continuously monitoring and reacting to system data in real-time. This innovation aims to significantly reduce software downtime, which research has valued at $400 billion annually. The founders, Matt Henderson and James Summerfield, leverage their experience from previous roles to address the inefficiencies and frustrations caused by software failures. The investment coincides with the public release of Phoebe's platform, already utilized by early adopters like Trainline, to improve incident response times and operational efficiency. Google Ventures highlighted the startup’s potential to integrate contextual intelligence into software reliability, aligning human and AI engineering capabilities.
Sectors
- Artificial Intelligence
- Software Development
- Venture Capital
Geography
- United Kingdom – Phoebe is based in London, making the UK a key geographical area for the company.
- United States – Google Ventures, based in the US, is one of the co-leaders of the investment.
Industry
- Artificial Intelligence – Phoebe develops AI agents aimed at managing and improving software reliability.
- Software Development – The startup is focused on reducing software downtime using intelligent systems.
- Venture Capital – The investment round for Phoebe was co-led by Google Ventures and Cherry Ventures, typical players in venture capital funding.
Financials
- £12.6 million – The total amount raised by Phoebe in the investment round co-led by Google Ventures and Cherry Ventures.
Participants
| Name | Role | Type | Description |
|---|---|---|---|
| Phoebe | Target Company | Company | A London-based startup developing AI technology to improve software reliability. |
| Google Ventures | Investor | Company | A venture capital investment arm of Alphabet Inc., providing funding to technology companies. |
| Cherry Ventures | Investor | Company | A venture capital firm that co-led the investment round in Phoebe. |
| Matt Henderson | Co-Founder | Person | Co-founder of Phoebe and former executive at Stripe. |
| James Summerfield | Co-Founder | Person | Co-founder of Phoebe and former chief innovation officer of Strip Europe. |
| Trainline | Client | Company | An early access customer using Phoebe's platform for improved engineering operations. |