Christoph Feichtenhofer
Director and research scientist at Meta Superintelligence Labs; SAM 3 project lead and SlowFast first author
- Director, Research Scientist, Meta Superintelligence Labs1
Christoph Feichtenhofer is a Director and Research Scientist at Meta Superintelligence Labs; a Meta AI profile notes that Feichtenhofer joined Facebook in spring 2018. Feichtenhofer is a co-author of the SAM 2 paper (2024) and one of the project leads named in the SAM 3 repository, with the SAM 3 paper listed at ICLR 2026. Earlier video-recognition work includes first authorship of SlowFast Networks (2018), whose PySlowFast codebase is released under Apache 2.0 and names Feichtenhofer among its writers and maintainers, and co-authorship of ConvNeXt.12354678
Work
Segment Anything (SAM 2 and SAM 3)Open weights
Co-author of the SAM 2 paper (2024) and an author of the SAM 3 paper (2025); the SAM 3 repository README names Feichtenhofer as one of the project leads.345
SlowFast and PySlowFast (external site: github.com)Open-source code
First author of "SlowFast Networks for Video Recognition" (2018); the PySlowFast README lists Feichtenhofer among the people who wrote and maintain the Apache-2.0 codebase.67
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