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AI document conversion for math, chemistry, tables and full PDFs

One AI study workspace with 25+ tools for essays, math, research and exam prep

Khan Academy's AI tutor and teaching assistant for guided, Socratic learning

Jupyter-native AI agent that writes, runs, and debugs your notebook code

Chat with an open reasoning model for free, straight from your browser

Curriculum-infused AI learning tools for children aged 5–12

AI homework help, essays, math and diagrams in 20+ tools

Free multi-model AI chat without throttling

Solve equations and metric conversions as you type, right in your browser.

AI writer with a large marketing template library, image generation and multilingual output

Free, open-source, local-first developer workspace for snippets, notes, APIs and diagrams

AI homework helper with an undetectable quiz extension, mobile scan-and-solve, and study sets

A general-purpose conversational AI for writing, analysis, math, and code

An independent guide and playground for the Kimi K3 model

A drop-in React Markdown renderer built for streaming AI output

Turn plain-English instructions into Excel and Google Sheets formulas in seconds

Representation engineering that gives you real control over AI models

A cozy personal chat shell for OpenAI's o1 reasoning models

A toolbar calculator that solves expressions with the ChatGPT API

Turn natural language and images into rendered LaTeX and Markdown right in your browser.

Private on-device AI for writing, coding, and everyday tasks

Small, carefully built browser apps for Vietnamese families

Shumai — Differentiable tensors in JS/TS

A free AI camera plus an all-in-one suite of AI assistants