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syumei

150 karma · joined October 23, 2022

Ph.D. student @columbia working on Security, Crypto, and AI/ML
submissionscomments

A Pure-Rust, Sandboxed, Local-First Browser for AI Agents: H5i-Browser-Light

medium.com·2 pts·syumei·
0

I got a browser running inside the terminal and let Claude Code control it

reddit.com·1 pts·syumei·
0

In-terminal browser: do Kitty animation deltas beat full-frame updates?

reddit.com·2 pts·syumei·
0

In-terminal browser inside a local sandbox for Claude Code

reddit.com·1 pts·syumei·
0

In-Terminal Jupyter Notebook for Agentic Data Science

reddit.com·4 pts·syumei·
2

A Terminal-Based Jupyter Notebook That Helps Claude Work Like a Data Scientist

reddit.com·3 pts·syumei·
0

How Polymarket Works and How to Backtest Prediction Strategies in Python

reddit.com·1 pts·syumei·
0

Python-based backtesting for Polymarket, with h5i-db

medium.com·2 pts·syumei·
0

Do your backtests ever hit i64 limits?

reddit.com·1 pts·syumei·
0

Why AI Agents Need Databases That Branch Like Git

old.reddit.com·4 pts·syumei·
0

Why Fast Branching Is Key to AI Agent-Era Databases

medium.com·2 pts·syumei·
0

h5i-db: Fast Embeded Time-Series Database Written in Rust

medium.com·3 pts·syumei·
0

New Time-Series DB Written in Rust, 4~5x Faster Than Polars, DuckDB, and PyArrow

old.reddit.com·3 pts·syumei·
0

A Rust-based time-series DB for quant workloads (4.5x faster than DuckDB/Polars)

old.reddit.com·3 pts·syumei·
0

Multi-Agent Design Patterns – Part 1: Separating Coder and Tester

medium.com·3 pts·syumei·
0

Tile-pack repos, files, and prompts into images for 60–75% fewer Claude tokens

old.reddit.com·1 pts·syumei·
0

I Reimplemented the Workflows of 40 Multi-Agent LLM Papers – Here Are Lessons

old.reddit.com·3 pts·syumei·
0

Show HN: H5i-Python: Python SDK for Programmable Multi-Agent Orchestration

github.com·2 pts·syumei·
0

How to Quantitatively Evaluate Prompt Quality in Claude Code and Codex

medium.com·2 pts·syumei·
0

A Cursor Sandbox Escape Shows Why AI Agents Need Kernel Boundaries

medium.com·1 pts·syumei·
0

A Conflict-Free Multi-Agent Ensemble for Claude and Codex

medium.com·1 pts·syumei·
2

CurXecute: When a Slack message rewrites your editor's config and runs code

medium.com·3 pts·syumei·
0

Claude Code SOCKS5 Bypass Shows Why Egress Filters Belong at the Boundary

medium.com·1 pts·syumei·
0

Reached 440+ stars: Auditable sandbox to record what AI agents did

old.reddit.com·2 pts·syumei·
0

Auditable Workspaces for AI Coding Agents

medium.com·1 pts·syumei·
0

I built an anime-style UI for watching AI coding agents review each other's code

old.reddit.com·3 pts·syumei·
0

How Claude Code and Codex Sandbox Untrusted Code

medium.com·2 pts·syumei·
1

Two Heads Are Better Than One: Run Many AI Agents, Merge One Auditable Result

medium.com·2 pts·syumei·
0

How Claude Code Broke My Git Worktree

medium.com·3 pts·syumei·
0

A Git/LFS-backed unified tool-output format for AI agents, with 95% token cut

old.reddit.com·2 pts·syumei·
0
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