How I built real-time context management for an AI code editor

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I'm documenting a series on how I built NES (Next Edit Suggestions ), our real-time edit model inside the AI code editor extension.

The real challenge (and what ultimately determines whether NES feels “intent-aware”) was how we manage context in real time while the developer is editing live.

For anyone building real-time AI inside editors, IDEs, or interactive tools, I hope you find this interesting. Happy to answer any questions!

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Posted Dec 9, 2025, 8:57 AM UTC

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