Artifacts

Estimates LLM cost for prompt scenarios from static, dynamic and output tokens across standard, cached and batched pricing.

Shows next-token probabilities for input text and how probability threshold and token limit change generated output.

Plots the Maxwell-Boltzmann energy distribution and shows how temperature and activation energy change reacting molecules.

Classic 1-63 guessing trick: pick a number silently, say which tables contain it, and the page reveals it.

Combines FBA inventory, business report, ads report and COGS files into top-seller, high-ACOS, low-stock and refund views.

Editable training set of spam and normal messages; type a new message and see how Naive Bayes classifies it.

Applies selectable filters and overlays to turn a still photo into a real-time 3D-style video effect.

Uploads an image and produces resized copies using platform presets or a custom width and height.

Japanese-language generator that turns grouped tasks with date ranges, written in a simple text format, into a schedule chart.

Launches a projectile from set initial conditions and reports range, maximum height, time of flight and live velocity.

Chinese-language calculator for radar and reconnaissance range from transmit power, antenna gains, sensitivity, loss and frequency.

Steps through the sliding-window method for the longest substring without repeats, showing the character map and current window.

Checks whether the difference between two A/B test results is statistically significant.

Plots pass/fail students by study versus social media hours and compares linear and non-linear SVM boundaries.

Japanese-language SWOT board with titled strengths, weaknesses, opportunities and threats panels.

Walks through self-attention one step at a time: tokens, embeddings, queries, keys, values and output states.

Side-by-side examples of web design styles such as 90s web, brutalism, glassmorphism and neumorphism.

Looks up air fryer temperature and cooking time for 16 common foods, with German and English labels.

Simulates a small CPU cache: enter hex addresses and data, then watch index, state, data and LRU timestamps update.

Interactive flashcards for practicing Chinese.

Traditional Chinese quick reference for Claude Code covering shortcuts, slash commands, MCP, agents, worktrees and hooks.

Calculator for Collatz sequences, listed among a teacher's quick AI-built web apps.

An interactive Conway's Game of Life grid shared as a Claude artifact.

A game where you estimate the correlation of randomly generated scatter points.