Observed Signal · Jun 17, 2026 · Conference · Source: Newcomer · Impact: 2/5 · Sentiment: Neutral
Cerebral Valley AI Summit London Speaker Lineup
The Cerebral Valley AI Summit will take place in London on June 24, 2026, convening founders, investors and AI leaders for a one-day event. Newcomer announced three additional main-stage speakers — Arnaud Fournier (OpenAI), Neil Zeghidour (Gradium) and Josh Tobin (Recursive) — joining a broader roster that includes executives from Cohere, Alphabet, Sequoia Capital, Index Ventures and several startups. The summit is hosted by Eric Newcomer alongside Weekend co-founders Max Child and James Wilsterman. Organizers opened the post-summit reception to the public for the first time and noted Nebius and Index Ventures as sponsors. Registration is limited and last-minute applications are being accepted.
Industry networking and speaker lineup with major AI companies provide visibility and potential dealflow, but the announcement is an event invitation rather than a platform policy, technical release, or major market-moving development.
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Key Takeaways & Evidence Grounding
- The Cerebral Valley AI Summit will be held in London on June 24, 2026.
- Three additional speakers announced: Arnaud Fournier (CTO of Forward Deployed Engineering, OpenAI), Neil Zeghidour (founder & CEO, Gradium), and Josh Tobin (founder & CTO, Recursive).
- Other confirmed speakers include Aidan Gomez (founder & CEO, Cohere), R. Martin Chavez (board member, Alphabet), Luciana Lixandru (partner, Sequoia Capital) and Eleanor Lightbody (CEO, Luminance).
- The event is hosted by Eric Newcomer alongside Weekend co-founders Max Child and James Wilsterman.
- Sponsors for the mid-year London summit include Nebius and Index Ventures; a public post-summit reception will be open for the first time.
Connected Companies & Entities
4 Entities mappedRelated Market Signals & Shifts
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Danny Rimer and Eleanor Lightbody Join Cerebral Valley Summit
Newcomer announced additions to the Cerebral Valley AI Summit London agenda: Danny Rimer (partner at Index Ventures) and Eleanor Lightbody (CEO of Luminance) will speak on-stage. The publisher also revealed the first roster of discussion group leaders who will run breakout sessions, including Ian Hogarth (partner at Plural), Michel Tricot (founder & CEO, Airbyte), Stanislas Polu (founder & software engineer, Dust), Zhenya Loginov (partner at Accel) and Joy Tuffield (head of growth, Generation Investment Management). The one-day summit will be held in London on June 24, 2026. The post invites founders and investors to apply to attend, notes sponsors Nebius and Index Ventures, and references past summit-related outcomes such as Databricks’ acquisition of MosaicML and Suno’s Series C momentum.
Voice AI CEOs Join Cerebral Valley Voice Summit Lineup
Newcomer announced the inaugural Cerebral Valley Voice Summit, a voice-AI focused conference bringing together founders, investors and media. Confirmed keynote and session speakers include founders and executives from LiveKit, Deepgram, Cartesia, Assort Health, OpenAI, Lux Capital and Wispr Flow, alongside previously announced guests from Sierra, Runway, AssemblyAI, Abridge and Emergence Capital. The event will feature curated breakout discussion groups led by founders and investors (Regal, Speak, Rime, Scale Venture Partners, M13, ASAPP). Baseten joined as a sponsor, with Felicis also sponsoring and hosting post-summit dinners; additional sponsorships remain available. The announcement invites startups and attendees to apply to attend and notes the summit follows Newcomer’s prior AI-focused events.
9 Panels from CVAI London Featuring AI Founders
The Cerebral Valley AI Summit in London brought together AI founders, investors and operators for nine main-stage panels hosted by Newcomer. Speakers included Cohere CEO Aidan Gomez, Index Ventures’ Danny Rimer, Recursive’s Josh Tobin, Sequoia partner Luciana Lixandru, Luminance CEO Eleanor Lightbody and R. Martin Chavez. Topics ranged from claims about AGI and risks of relying on American foundation models, to enterprise adoption of AI creative and customer-support tools, model trust and training on internal data, recursive self-improvement research, and investment opportunities in Europe. The event was co-hosted by Newcomer and Weekend co-founders Max Child and James Wilsterman, sponsored by Nebius, Index Ventures, Higgsfield and Weekend, and the nine panels were published on Newcomer’s AI Summits YouTube channel.
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