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NullClaw

by nullclaw organization

Zig-based AI assistant — 678 KB binary, ~1 MB RAM, boots in <8ms. No garbage collector, zero runtime.

6.8k stars
812 forks
Zig
Mar 21, 2026 updated
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Notable Features

  • ✓ 678 KB binary; 1 MB RAM; <8ms boot; no GC; nullclaw migrate openclaw; Novita AI support; 6,830 stars

About

NullClaw (nullclaw/nullclaw) is the “fastest, smallest, and fully autonomous AI assistant infrastructure” written in Zig — a systems programming language with no garbage collector and zero runtime.

NullClaw achieves a ~678 KB binary and ~1 MB RAM usage, booting in under 8ms. It has approximately 6,830 stars and 812 forks as of the latest release (March 21, 2026). Supports Linux x86_64, macOS arm64, and macOS x86_64.

Features a `nullclaw migrate openclaw` command for config import, and includes Novita AI provider support.

Platform Support

Linux x86_64 macOS arm64 macOS x86_64

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