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BitFun

Cross-platform AI coding agent powered by a fast Rust runtime

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Pricing
Free
Category
AI Agents Platform

What is BitFun?

BitFun is a desktop AI agent for coding and knowledge work, with a Rust Agent Runtime, stateful Agentic Mini Apps, custom Agents, MCP, Skills and Hooks. Its self-hostable relay lets you continue desktop tasks from another device. In project benchmarks with DeepSeek-V4-Pro, BitFun scored 52% on SWE-Bench-Pro and 74% on SWE-Bench Verified; flashgrep averaged a 36.1× search speedup on Chromium-scale repositories.

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