
In short: Accel has raised $5 billion in new capital, comprising a $4 billion Leaders Fund V and a $650 million sidecar, targeting 20-25 late-stage AI investments at an average cheque size of $200 million. The raise follows standout returns from its Anthropic stake (invested at $183B, now valued near $800B) and Cursor (backed at […]

In short: Anthropic has received investor offers valuing the company at approximately $800 billion, more than doubling its $380 billion valuation from a $30 billion funding round closed just two months ago. The surge follows an unprecedented revenue trajectory that has taken Anthropic from $1 billion in annualised revenue at the end of 2024 to […]

In short: Jane Street has signed a $6 billion AI cloud agreement with CoreWeave and taken a $1 billion equity stake at $109 per share, making the quantitative trading firm one of CoreWeave’s five largest shareholders. The deal provides Jane Street with access to NVIDIA’s next-generation Vera Rubin compute and adds to CoreWeave’s growing contract […]

In short: OpenAI is releasing GPT-5.4-Cyber, a model fine-tuned for defensive cybersecurity with lowered refusal boundaries and binary reverse engineering capabilities, and scaling its Trusted Access for Cyber programme to thousands of verified defenders. The move comes a week after Anthropic restricted its more powerful Mythos model to just 11 organisations, setting up a philosophical […]

In short:Security researcher Aonan Guan hijacked AI agents from Anthropic, Google, and Microsoft via prompt injection attacks on their GitHub Actions integrations, stealing API keys and tokens in each case. All three companies paid bug bounties quietly, $100 from Anthropic, $500 from GitHub, an undisclosed amount from Google, but none published public advisories or assigned […]
