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94 people, organisations and other records · 122 relationships · 34 claims about a valueEverything recorded up to the chosen year, whether or not still in effect · Undated records included
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Kevin Weil posted on X on 17 April 2026 that it was his last day at OpenAI; he stated that OpenAI for Science was being decentralized into other research teams. Copy claim link
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Machine-checked, not reviewed by an editor Stated in source Supported
Supporting evidence: primary · 1 source
Date 2026-04-17 · event Role Not stated as a title; he describes moving from Chief Product Officer to the research team and starting OpenAI for Science Scope and limits A first-person announcement. The organisational change he mentions is his statement, not independently checked.
Stated reason, as given by Kevin Weil (2026-04-17) Weil wrote that his last day came as OpenAI for Science was being decentralized into other research teams. Attributed to Kevin Weil, in “Post of 17 April 2026 on his last day at OpenAI”; not a finding about why it happened.
The evidence 01 primary source Supports the claim
Post of 17 April 2026 on his last day at OpenAI ↗ X · 2026-04-17
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Cite the original source Cite the original document, not Selekoa. Check these details against it.
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Paraphrase Weil writes that it is his last day at OpenAI as OpenAI for Science is decentralized into other research teams, and that he went from Chief Product Officer to the research team and started OpenAI for Science.
Location in source Post text, first two sentences
How it was read Post text read through X’s syndication endpoint, which can truncate long notes
Machine-checked · 2026-10-15
Source details and check notes Authors Kevin Weil Version Dated post, retrieved on 2026-10-15 (SHA-256 09c80c554059542d85133527f2f70b06e1fb6b5bd34d4e3d3d79481d68172c83) through X’s own syndication endpoint for the post’s text, which truncates long notes. Read through X’s syndication endpoint (text only). Publication date is the post’s UTC timestamp. Canonical address Open the canonical source ↗ Accessed 2026-10-15 Language English (en) Attribution Kevin Weil, “Post of 17 April 2026 on his last day at OpenAI”, 2026-04-17. Reuse No open redistribution licence asserted. Bibliographic metadata, editorial paraphrases and short attributed quotations (at most 50 words each). Recheck terms before wider redistribution. Check notes Candidate pack passage, lab genealogy (research/lab-genealogy). The paraphrase’s verbatim anchor “last day at OpenAI” matched the retrieved text on 2026-10-15 and again in a fresh retrieval the same day. Read through X’s own syndication endpoint for the post’s text, which truncates long notes. Matching ignored differences of whitespace, case, quotation marks, apostrophes, dashes and Unicode compatibility forms, so the source’s typography can differ. The paraphrase is Selekoa’s; only the anchor is the source’s wording. A cross-family machine check (2026-10-16/17) re-read the record’s sources and agreed with the record. No human editorial review. Status and meaning Editorial status. Not reviewed by an editor . An exploratory record that no editor has accepted. This status does not say whether a person has read any linked passage. Each evidence record above shows how it was checked.
Relation. A source announced this person’s departure from a specified role. The event date is the announcement, not an inferred final working day or end of every association.
Date. Date of the post; he describes it as his last day.
Record ID lg-oai-weil-departure-2026