Tristan Tang
Provide an open-source status companion for terminal-based AI coding agents to track session states and token usage locally.
At a Glance
- Individual developers
- AI engineers
- Vibe coders
- Users of Claude Code and Codex
AI Tools by Tristan Tang
(1)
Agent Island
AI Agent Session Monitor Mac
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Latest News
Engineering: Build a local Codex token usage ledger without replay errors
Engineering: When an empty update feed strands old installs
Release: Agent Island 1.6.1
Agent Island featured on Tiny Startups
Products & Services
Open-source status companion for Claude Code and Codex on macOS and Windows, providing live session state and your-turn alerts.
Market Position
Fills the gap for active status monitoring in terminal-based AI tools; specialized companion for 'vibe coding' that requires waiting for long agent generations.
Leadership
Founders
Tristan Tang
Independent developer and AI-Native Growth Operator. Specialist in agentic commerce and GEO for China-based brands. Educated at Central South University.
Executive Team
Tristan Tang
Creator / Developer
Solo developer of Agent Island; AI-Native Growth Operator based in Shanghai.
Founding Story
Started as a fork of Eric Park's codex-island to add active perception like session status animations and 'your-turn' alerts for long-running AI agent tasks.
Business Model
Revenue Model
Open-source (MIT License). Local-first with no account or telemetry; no direct monetization reported.
Target Markets
- Individual developers
- AI engineers
- Vibe coders
- Users of Claude Code and Codex
- Monitoring long Claude Code or Codex runs
- Tracking API token usage and costs locally
- Vibe coding and AI-driven development workflows
- Open-source community
- Users of terminal-native AI coding agents