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New May 22, 2025
Extending the Malbec subsea cable to Southern Brazil
Meta is partnering with V.tal to extend the Malbec subsea cable to Porto Alegre, Brazil by 2027. With this new extension, Malbec will become the first subsea cable to land in the state of Rio Gr...
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New May 21, 2025
Journey to 1000 models: Scaling Instagram’s recommendation system
In this post, we explore how Instagram has successfully scaled its algorithm to include over 1000 ML models without sacrificing recommendation quality or reliability. We delve into the intricacies of...
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New May 20, 2025
Meta’s Full-stack HHVM optimizations for GenAI
As Meta has launched new, innovative products leveraging generative AI (GenAI), we need to make sure the underlying infrastructure components evolve along with it. Applying infrastructure knowledge an...
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New May 15, 2025
Open-sourcing Pyrefly: A faster Python type checker written in Rust
Back in 2017, engineers at Meta sought to create a type checker for Instagram’s typed Python codebase. Years later, as the type system continued to evolve, that type checker eventually became Py...
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New May 15, 2025
Introducing Pyrefly: A new type checker and IDE experience for Python
Today we are announcing an alpha version of Pyrefly, an open source Python type checker and IDE extension crafted in Rust. Pyrefly is a static type checker that analyzes Python code to ensure type co...
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New May 8, 2025
Accelerating GPU indexes in Faiss with NVIDIA cuVS
Meta and NVIDIA collaborated to accelerate vector search on GPUs by integrating NVIDIA cuVS into Faiss v1.10, Meta’s open source library for similarity search. This new implementation of cuVS will be...
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New May 5, 2025
Enhancing the Python ecosystem with type checking and free threading
Meta and Quansight have improved key libraries in the Python Ecosystem. There is plenty more to do and we invite the community to help with our efforts. We’ll look at two key efforts in Python’s pa...
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New May 1, 2025
Taking the plunge: The engineering journey of building a subsea cable
Meta develops infrastructure all across the globe to transport information and content for the billions of people using our services around the world. At the core of this infrastructure are ag...
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New Apr 29, 2025
Introducing AutoPatchBench: A Benchmark for AI-Powered Security Fixes
We are introducing AutoPatchBench, a benchmark for the automated repair of vulnerabilities identified through fuzzing. By providing a standardized benchmark, AutoPatchBench enables researchers and pr...