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Google Loses Senior AI Researchers to Rivals: Shazeer to OpenAI, Jumper to Anthropic

closed · v4 · 2026-06-22 · 131 items · history

What's new in v4

No new substantive facts emerged this pass. New items (32477–32495) are entirely amplification: additional social media commentary on the Jumper departure spreading through June 21–22 across multiple languages and regions, plus a Fast Company article confirming the Shazeer departure. The story has moved fully from breaking news to settled fact with continuing social spread.

What

In mid-June 2026, Google lost two foundational AI researchers to rivals within 24 hours: Noam Shazeer — transformer co-author and Gemini co-lead — joined OpenAI on June 18 [2][5][6], less than two years after Google spent roughly $2.7 billion to reacquire him via the Character.AI deal [2]. The following day, John Jumper — 2024 Nobel laureate in Chemistry and AlphaFold co-creator — left Google DeepMind after nearly nine years to join Anthropic [11][12][13]. A third long-tenured Google employee, Chrome engineering lead Addy Osmani, also announced a departure that same week after 14 years [23]. Separately, Barret Zoph was fired from Mira Murati's Thinking Machines Lab and returned to OpenAI within hours [24][25].

Why it matters

The Shazeer and Jumper departures remove two architects of Google's core AI capabilities — one who helped invent the dominant model architecture, one who delivered its most prominent scientific result — to its two main competitors. The $2.7 billion Google paid to retain Shazeer in 2024 makes the loss financially concrete and is the clearest evidence that financial incentives alone do not guarantee researcher retention.

Open questions

  • What specific role will Shazeer take at OpenAI, and does his arrival ahead of a widely anticipated OpenAI IPO reflect strategic timing? [27]

  • Will Jumper pursue biological AI research at Anthropic or move to broader capability work? [12][28]

  • Are the Shazeer and Jumper departures connected by shared dissatisfaction with Google's direction, or independent decisions for separate reasons? [20]

  • With Zoph back at OpenAI and two other Thinking Machines Lab co-founders departing [26], what is the near-term operational status of Mira Murati's startup?

Narrative

Noam Shazeer co-authored 'Attention Is All You Need' in 2017, the paper that introduced the transformer architecture now underlying virtually every major language model [1]. After leaving Google to co-found Character.AI, he was brought back in 2024 as part of a deal in which Google paid approximately $2.7 billion for a technology license and reabsorbed the company's talent, placing him as VP of Engineering and co-lead of its Gemini model line [2][3][4]. On June 18, 2026, Reuters, CNBC, and Fast Company reported he was leaving Google to join OpenAI, effectively ending that investment within two years [2][5][6][7]. Commentators noted that Shazeer's background — spanning the original transformer paper, co-founding Character.AI, and co-leading Gemini — made him among the most consequential individual hires in recent AI history [8].

John Jumper's departure came the following day. Jumper led the team at Google DeepMind that built AlphaFold, the protein-structure prediction system that resolved a decades-old challenge in computational biology [9][10]. He and DeepMind CEO Demis Hassabis were awarded the 2024 Nobel Prize in Chemistry for that work [11]. After nearly nine years at the lab, Jumper announced he is joining Anthropic [12][11][13][14]. Bloomberg and other outlets confirmed the move, which generated wide international coverage [12][15][16][17][18][19].

The two departures came within roughly 24 hours, with each researcher going to a different Google rival — Shazeer to OpenAI, Jumper to Anthropic — distributing the talent gain across Google's competitive landscape [20][21]. Social media commentary treated the pairing as historically unusual: observers noted Google lost the transformer co-inventor and the AlphaFold creator in the same week to two separate competitors [21][14][22]. Chrome engineering lead Addy Osmani also announced he was leaving Google after 14 years in the same period [23].

A separate subplot involves Barret Zoph, who had left OpenAI to co-found Thinking Machines Lab — the startup led by former OpenAI CTO Mira Murati — serving as its CTO. The Wall Street Journal reported he was fired after an undisclosed relationship with a colleague came to light [24]. Murati confirmed the firing, and within roughly an hour, OpenAI announced it was welcoming Zoph back [25]. Two other Thinking Machines Lab co-founders are also reported to be departing [26], adding organizational instability to that company at an early stage.

Timeline

  • 2017-06-12: Shazeer and colleagues publish 'Attention Is All You Need,' introducing the transformer architecture. [1]
  • 2024-08-01: Google pays approximately $2.7 billion to reacquire Shazeer and Character.AI talent, placing Shazeer as Gemini co-lead and VP of Engineering. [2]
  • 2024-10-09: Jumper and DeepMind CEO Demis Hassabis awarded the Nobel Prize in Chemistry for AlphaFold. [11][10]
  • 2026-06-18: Reuters, CNBC, and Fast Company report Noam Shazeer is leaving Google to join OpenAI. [2][5][40][3][6][7]
  • 2026-06-19: John Jumper announces he is leaving Google DeepMind after nearly nine years to join Anthropic. [11][12][10][16][17][13]
  • 2026-06-19: Barret Zoph fired from Thinking Machines Lab after an undisclosed relationship with a colleague; OpenAI welcomes him back within hours. [24][25]
  • 2026-06-19: Two Thinking Machines Lab co-founders announce they are departing. [26]
  • 2026-06-20: Addy Osmani, Chrome engineering lead, announces departure from Google after 14 years. [23]

Perspectives

Tech press (Reuters, CNBC, Bloomberg, Fast Company, Axios, The Next Web)

Confirms both Google departures as fact; frames Shazeer's around the cost of the prior reacquisition and Jumper's around his Nobel Prize, treating them together as a notable paired loss for Google.

Evolution: Consistent; Fast Company added to the confirming outlets this pass.

[5][12][28][15][27][29][6][7][30]

Social media commentators (broad, international)

Treats the Shazeer/Jumper departures as historically unusual given each researcher's foundational role; the two losses in the same week to different competitors is widely framed as significant for Google's position.

Evolution: Amplification continued into June 21–22, now spanning Japanese-language commentary and multiple continents; no new substantive claims, consistent framing.

[8][21][31][32][33][34][20][35][14][36][37][22][38]

Wall Street Journal

Reports that Zoph's firing from Thinking Machines Lab stemmed from an undisclosed relationship with a colleague — a specific interpersonal cause rather than a strategic disagreement.

Evolution: Consistent.

[24]

Mira Murati / Thinking Machines Lab

Confirmed Zoph's firing; no public statement contesting the WSJ account of the reason.

Evolution: Consistent.

[25]

OpenAI / Sam Altman

Welcomed Zoph back to OpenAI within roughly an hour of the TML firing being confirmed, signaling quick re-absorption rather than a contested exit.

Evolution: Consistent.

[25]

Google (no public statement in sourced items)

No public response captured on either departure.

Evolution: No change.

Tensions

  • Google's $2.7B investment in Shazeer's retention via the Character.AI deal did not prevent his departure within two years, leaving open whether financial incentives can hold top researchers when competitors offer different opportunities. [2][39]
  • Whether the Shazeer and Jumper departures reflect any shared dissatisfaction with Google's direction, or are entirely independent decisions for separate reasons, is unresolved. [11][2][20]
  • Zoph's firing from Thinking Machines Lab for an interpersonal reason — distinct from any strategic disagreement — complicates any reading of the episode as evidence of structural instability at AI challenger organizations. [24][25]

Status: cooling down

Sources

  1. [1] Noam Shazeer, the renowned AI researcher and co-author of the foundational 2017 “Attention Is All You Need” paper, has o... — reactive:google-ai-talent-exodus (2026-06-18)
  2. [2] Reuters: Google’s Gemini co-lead Noam Shazeer is leaving Google for OpenAI. — Rohan Paul Twitter (2026-06-18)
  3. [3] Google Gemini Lead Shifts to OpenAI, per CNBC Technology. Google’s VP of engineering and Gemini co‑leader Noam Shazeer a... — reactive:google-ai-talent-exodus (2026-06-18)
  4. [4] Noam Shazeer, Google's VP of Engineering and one of the leaders behind the Gemini AI models, has announced that he is le... — reactive:google-ai-talent-exodus (2026-06-18)
  5. [5] Top AI researcher leaves Google for OpenAI - Axios — reactive:google-ai-talent-exodus
  6. [6] Google Gemini co-lead Noam Shazeer leaves for OpenAI - CNBC — reactive:google-ai-talent-exodus
  7. [7] Google AI leader Noam Shazeer leaves company for OpenAI — reactive:google-ai-talent-exodus
  8. [8] Mark Kretschmann on X: "Noam Shazeer is leaving Google for @OpenAI. He is not just another big-name AI hire. He co-led Gemini, co-founded Character AI, and was one of the people behind the Transformer paper that kicked off the modern LLM era. For OpenAI, this is a major talent win. For Google, it has" / X — reactive:google-ai-talent-exodus
  9. [9] Google just lost the man who solved a 50-year-old problem in biology. — reactive:google-ai-talent-exodus (2026-06-19)
  10. [10] NEWS: Nobel laureate John Jumper is leaving Google DeepMind to join Anthropic after nearly nine years. He won the Nobel ... — reactive:google-ai-talent-exodus (2026-06-19)
  11. [11] John Jumper, the AlphaFold scientist who shared a Nobel Prize with Demis Hassabis, is leaving Google DeepMind for Anthro… — Rohan Paul Twitter (2026-06-19)
  12. [12] Nobel Winner John Jumper to Leave Google DeepMind for Anthropic — reactive:google-ai-talent-exodus
  13. [13] Nobel Laureate John Jumper Leaves Google DeepMind for Anthropic — reactive:google-ai-talent-exodus
  14. [14] Nobel laureate John Jumper leaves DeepMind for Anthropic after 9 years. AlphaFold co-creator joins rival AI startup. — reactive:google-ai-talent-exodus (2026-06-22)
  15. [15] Nobel laureate John Jumper is leaving Google DeepMind for ... - TNW — reactive:google-ai-talent-exodus
  16. [16] John Jumper, the senior research scientist who co-created AlphaFold and shared the 2024 Nobel Prize in Chemistry with Go... — reactive:google-ai-talent-exodus (2026-06-20)
  17. [17] John Jumper, 2024 Nobel laureate for AlphaFold, is leaving Google DeepMind for Anthropic. His departure—one day after Ge... — reactive:google-ai-talent-exodus (2026-06-20)
  18. [18] Científico premio Nobel de Química abandona Google DeepMind para unirse a Anthropic — reactive:google-ai-talent-exodus (2026-06-20)
  19. [19] 🚀 NOBEL PRIZE DEIXA DEEPMIND PARA ANTHROPIC — reactive:google-ai-talent-exodus (2026-06-20)
  20. [20] Google DeepMind just lost the guy who built AlphaFold to Anthropic, the guy who co-invented the Transformer to OpenAI, a... — reactive:google-ai-talent-exodus (2026-06-19)
  21. [21] Two Nobel-tier exits from Google in 48 hours. Noam Shazeer — Transformer co-author, Gemini co-lead — joins OpenAI (June ... — reactive:google-ai-talent-exodus (2026-06-21)
  22. [22] John Jumper co-built AlphaFold, won the Nobel Prize in Chemistry for it, spent nine years at DeepMind. Announced Friday ... — reactive:google-ai-talent-exodus (2026-06-21)
  23. [23] damn.. another major Google departure. Addy Osmani is leaving after 14 years. — reactive:google-ai-talent-exodus (2026-06-20)
  24. [24] Fired Thinking Machines Co-Founder Had Undisclosed ... - WSJ — reactive:google-ai-talent-exodus
  25. [25] Just an hour after Mira Murati confirmed CTO Barret Zoph 'firing,' why Sam Altman's OpenAI welcomed him back - The Times of India — reactive:google-ai-talent-exodus
  26. [26] Two Thinking Machines Lab Cofounders Are Leaving to Rejoin ... — reactive:google-ai-talent-exodus
  27. [27] Gemini Co-Lead Noam Shazeer Quits Google, Joins OpenAI Before IPO — reactive:google-ai-talent-exodus
  28. [28] AI AlphaFold pioneer who won a Nobel Prize leaves Google DeepMind for Anthropic — reactive:google-ai-talent-exodus (2026-06-20)
  29. [29] A Google Veteran Who Founded Character.AI Is Jumping to OpenAI — reactive:google-ai-talent-exodus
  30. [30] TNW's Post — reactive:google-ai-talent-exodus
  31. [31] Two Nobel-tier exits from Google in 48 hours. Noam Shazeer — Transformer co-author, Gemini co-lead — joins OpenAI (June ... — reactive:google-ai-talent-exodus (2026-06-21)
  32. [32] John Jumper spent nearly 9 years at Google, won a Nobel Prize, then picked Anthropic. — reactive:google-ai-talent-exodus (2026-06-21)
  33. [33] A Nobel Prize winner just left Google. For Claude. John Jumper co-created AlphaFold. Won the Nobel Prize in chemistry.... — reactive:google-ai-talent-exodus (2026-06-21)
  34. [34] Nobel winner John Jumper leaves Google DeepMind for Anthropic. He co-developed AlphaFold (2024 Chem Nobel). The AI talen... — reactive:google-ai-talent-exodus (2026-06-20)
  35. [35] The AI talent war is starting to look like — reactive:google-ai-talent-exodus (2026-06-21)
  36. [36] John Jumper, Nobel laureate and co-creator of AlphaFold, is leaving Google DeepMind for Anthropic after nearly 9 years. ... — reactive:google-ai-talent-exodus (2026-06-21)
  37. [37] AlphaFoldチームでノーベル化学賞授賞のJohn Jumper氏がAnthropicへ！プログラミングの次はサイエンスを狙っているか。 — reactive:google-ai-talent-exodus (2026-06-21)
  38. [38] Anthropic just hired a Nobel laureate. — reactive:google-ai-talent-exodus (2026-06-21)
  39. [39] Two years after a $2.7 billion return to Google, AI pioneer Noam ... — reactive:google-ai-talent-exodus
  40. [40] Noam Shazeer, who was vice president of engineering and co-leader of Google’s Gemini, has been hired by @OpenAI. — reactive:google-ai-talent-exodus (2026-06-18)