Send us Fan Mail

OpenAI has turned its GPT-5.5-Cyber model into a named platform. Daybreak launched on 12 May with a defender-first pitch — find vulnerabilities, generate patches, validate fixes — and a launch roster that includes Akamai, Cisco, Cloudflare, CrowdStrike, Fortinet, Oracle, Palo Alto Networks and Zscaler. Two days after we covered the model, OpenAI now has the brand, the workflow and the partner stack to sit inside the enterprise security tooling layer.

Vapi raised $50M Series B at a $500M valuation led by Peak XV, with M12, Kleiner Perkins and Bessemer participating. The headline detail is operational, not financial: Amazon Ring evaluated more than 40 voice-AI vendors and now routes 100% of inbound calls through Vapi, in production within two weeks. Vapi has crossed one billion calls handled. Voice AI for customer service has quietly cleared the production bar.

JPMorgan initiated coverage on Mistral with a $430bn sovereign-AI thesis on 12 May. The bank says more than 60% of European enterprises plan to increase sovereign-AI spend over the next two years, pegs Mistral's annualised recurring revenue at about $400M as of February with enterprise at roughly 95% of revenue, and cites the recent Koyeb acquisition and a 13,000-GPU Nvidia GB300 deployment as the operational base. Europe is being priced as a real third pole.

Isomorphic Labs, the DeepMind drug discovery spin-out, closed a $2.1bn Series B on 12 May led by Thrive Capital, with Alphabet, GV, CapitalG, MGX, Temasek and the UK Sovereign AI Fund participating. It is one of the largest private rounds in AI-for-drug-discovery on record and a useful reference point for where the deep-pocketed capital is choosing to compound.

Watchlist: An unusually busy day for agentic commerce launches — Shoplazza's Athena admin agent, Marqo's Sibbi unified shopping agent and Preciso's Ultima Ads DSP for Shopify all shipped 12 May. And the brand-safety conversation is moving from theoretical to operational, with regulators flagging AI-generated impersonations of Nike, Amul and others.

The unifying theme: Capital and capability are now flowing to whoever can sit inside an enterprise workflow and quietly take work off the desk. Daybreak inside the SOC. Vapi inside the contact centre. Mistral inside the European regulated stack. Isomorphic inside the drug pipeline. The model layer is no longer the prize. The integration into a real production process is.