What Tablif read on Tern's site
Tern describes itself as: “Tern — Big ideas. Lighter wings.”
- Price model: free tier
- Free tier: Free forever
- Stage: Live, no waitlist
What it is
Calls itself “Codex plugin”.
- Calls itself: Codex plugin
“Tern is a free, open-source Codex plugin”
Where it puts itself
Rules out “published benchmarks”.
- Says it will not: published benchmarks
“Tern has no published benchmarks yet.”
What it costs
A free tier, free forever.
- Free plan: free forever
“Tern is a free, open-source Codex plugin”
Who it sells to
Sells to developers.
- Sells to: developers
“Tern is a free, open-source Codex plugin”
How it runs
A browser extension. Open source. AI is the core of the product. Built with GitHub Pages.
- Kind: extension
- Open source: yes
- AI role: core to the product
- Built with: GitHub Pages
“Tern is a free, open-source Codex plugin”
“Tern is a free, open-source Codex plugin that makes delegation deliberate. Your main agent handles small tasks directly”
What it works with
Integrates with Ponytail. Names Codex and Luna on its pages.
- Integrates with: Ponytail
- Names: Codex · Luna
“Tern is a free, open-source Codex plugin”
“…assigns focused work to available Luna agents”
What it offers as proof
Live, no waitlist. Try it without signing up.
- Instant signup: yes
- Trial asks for: nothing
“Get started”
“Run these two lines in your terminal.”
Sources
Tablif read these pages, last on 8 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.
Similar products in Tablif Town
- Tern CLI: Diagnose broken dev environments, AI coding agents, and MCP
- Rudder: A TUI for managing all your coding agents
- Mekugi: Make Codex provider better AX and UX
- Teressa: Build UI components together, live
- Visual Team: See what needs you while Codex works
- LogicTrail: Turn questions about your codebase into interactive flows.
- Drop Notch: Your agents, in the notch.
- Plugin Pros: WordPress plugins built for real business workflows