Gabe Pereyra
President and co-founder of Harvey; co-author of the post introducing Harvey's Legal Agent Benchmark
Gabe Pereyra is the President and co-founder of Harvey, which builds AI software for legal and professional services. Harvey's author page says Pereyra co-founded the company in 2022 after working as a research scientist at DeepMind and as a machine learning engineer at Meta. Pereyra co-wrote the May 2026 post that introduced LAB, Harvey's open-source Legal Agent Benchmark.12
Career
Before co-founding Harvey in 2022, Pereyra worked as a research scientist at DeepMind and as a machine learning engineer at Meta. Harvey's author page presents Pereyra today as the company's President and co-founder.1
Research and writing at Harvey
Pereyra is a byline author, with Niko Grupen and Julio Pereyra, of "Introducing Harvey's Legal Agent Benchmark" (May 2026). The post introduced LAB, whose open-source repository combines a dataset of legal tasks with agent instructions, documents and rubrics, and an execution harness for running and scoring agents.23
Pereyra's author page also lists 2026 posts on training legal agents and review-table models, a research preview of Harvey Tenet, and post-training agents for M&A diligence.1
Work
Harvey LAB (Legal Agent Benchmark)Open-source code
Co-authored, with Niko Grupen and Julio Pereyra, the announcement post for LAB, an MIT-licensed benchmark of legal tasks, rubrics and an execution harness for evaluating agents.23
Career timeline
2022
Co-founded Harvey after research and engineering roles at DeepMind and Meta.1
May 6, 2026
Co-authored the post introducing Harvey's open-source Legal Agent Benchmark (LAB).2
Jun 22, 2026
Co-authored the Harvey post "Training a Legal Agent With Applied Compute".1
Aug 20, 2026
Co-authored the Harvey Tenet research preview post.1
Sep 8, 2026
Co-authored "Post-Training RLM Agents for End-to-End M&A Diligence".1
Other documented roles
Roles the sources document but that are not confirmed as current.
Related people
More sourced profiles at the same organization, in the same field, or from the same school.
- Niko GrupenAlso at Harvey
- Shunyu YaoAgents
- Winston WeinbergAlso at Harvey
- Thomas ScialomAlso at Meta
- Abdelrahman MohamedAlso at Facebook AI Research
- Yoav ShohamLanguage models
- Abigail SeeAlso at Google DeepMind
- Adina WilliamsAlso at Meta
- Adam GleaveAlso at DeepMind
- AI ExplainedEvaluation and benchmarks
- Aditya GroverAlso at Meta Fundamental AI Research
- Akshita BhagiaLanguage models
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