codeset vs y

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

codeset compared with y
Detail	codeset	y
What it does	Learn programming by building real software with an AI tutor	A Mac coding agent app for Claude Code and Codex that reshapes itself live
Stage	Not given	Not given
Founded	Not given	Not given
Based in	PT	Not given
Pricing model	Freemium	Open source
Pricing	Free: 2,000 credits once, no card required. Learner: 5,000 credits/month. Scholar: 11,000 credits/month. Fellow: 38,000 credits/month. Campus: contact for pricing. One-time top-ups available. Yearly plans offer 2 months free.	Free
Key features	In-browser code editor and terminal for writing and running code Structured syllabuses with lessons that must be completed in order Knowledge checks after each lesson to verify understanding Final assessments taken without tutor assistance Generate custom courses for topics not in the catalog Progress is saved and can be resumed exactly where left off Credit-based usage allows flexible learning without seat-based fees Unused monthly credits roll over for up to two months	Run Claude Code and Codex agents in parallel Isolated workspaces for each coding session Modify feature for real-time app interface changes Live application modifications without restart Keep app modifications across updates Real tool calls and code execution
What makes it different	Full syllabus visible upfront before starting any lesson or course No expiring free credits: 2,000 credits to learn risk-free without providing payment info Projects run in the browser without requiring software installation Generate custom syllabuses on demand for any language or topic	Self-modifying app that reshapes its own interface live based on natural language requests Open source and free, built to be reshaped by developers Run multiple coding agents in parallel with isolated workspaces Instant UI changes applied without restarting the app
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	9 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	5	3
Citation Flow (Majestic)	30	18
Referring domains (Majestic)	87	9

5 details filled in for both companies.

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