Timothee Lacroix (@tlacroix6) — Twitter Score 12 out of 1000

Timothee Lacroix is a researcher and technologist who co-founded Mistral AI, where he serves as Chief Technical Officer. Timothee Lacroix's Twitter Score is 12 out of 1000 as of September 2026, ranking #80,158 among 487,142 tracked accounts.

Timothee Lacroix co-founded Mistral AI, the frontier AI company created in April 2023 with a stated mission of making advanced AI broadly accessible. He previously worked at Facebook AI Research and Meta, where his bio described his focus on link prediction at various scales. His academic background in that area informed his later work on large language models.

Timothee Lacroix is a co-author of the Mistral 7B paper, which introduced a 7-billion-parameter language model released under the Apache 2.0 license, and also co-authored the Mixtral of Experts paper describing Mistral AI's sparse mixture-of-experts architecture. Mistral AI announced a €1.7 billion Series C at an €11.7 billion post-money valuation in September 2025, led by ASML with participation from DST Global, Andreessen Horowitz, Bpifrance, General Catalyst, Index Ventures, Lightspeed, and NVIDIA. Timothee Lacroix's account has 4,546 followers as of September 2026 and 3 posts.

Timothee Lacroix has been mentioned by 2 accounts, with 2 total mentions.

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The accounts that follow Timothee Lacroix include 49 founders, 17 angel investors, 5 influencers and 1 VCs, among them Marc Andreessen, Mario Nawfal, Binji, mikedemarais.eth, Sarah Guo and Alex Masmej.