AI Tools
AI utilities: token counters and cost estimates for LLMs, prompt editors and templates, model specs and pricing lookups, context window helpers.
AI Models & Leaderboards
AI Arena Leaderboard: Elo for Chat and Image Models
AI arena leaderboard online: compare chat and image models by Elo ratings from public blind-test arena votes, with vote counts and confidence intervals.
AI Coding Tools Comparison: Claude Code, Codex & More
AI coding tools comparison online: compare Claude Code, Codex, Cursor, and other AI coding assistants by benchmark score and per-task cost.
AI Model Database: Search, Compare & Explore Models
AI model database online: search and compare AI models by provider, context length, and price tier, with filtering, specs, and use-case suggestions.
AI Video & Image Generator Rankings: Elo for Audio & Music
AI video and image generator rankings online: compare AI generators for video, image, audio, and music by Elo ratings from public arenas.
AI Model Leaderboard: Compare LLMs by Intelligence & Speed
AI model leaderboard online: compare LLMs by intelligence, speed, and cost with updated 2026 rankings from public benchmarks.
Token & Cost Calculators
Context Window Calculator: 128k/1M Token Budget Planner
Context window calculator online: plan token budgets for 128k and 1M context windows, with usage share and compression tips.
Token Counter: Count Tokens for GPT, Claude & Gemini
Token counter online: count tokens for GPT, Claude, and Gemini with per-model token estimates, cost comparison, and context window tracking.
Tokenizer Visualizer: See How Text Becomes BPE Tokens
Tokenizer visualizer online: see how text is split into tokens with per-token details, encoding comparison, and byte preview.
Prompt Engineering
AI Video Prompt Generator: Prompt Builder for Text-to-Video
AI video prompt generator online: create professional prompts for popular text-to-video models with scene, camera, and lighting controls.
Claude Prompt Generator: System Prompts & XML Examples
Claude prompt generator online: build system prompts with roles, rules, and XML examples for Claude and other LLM applications.
Midjourney Prompt Generator: Parameters & Styles Online
Midjourney prompt generator online: build prompts with style, lighting, camera, and parameters like --ar, --v, and --s, copy-ready.
AI Prompt Compressor: Reduce Tokens & Save on LLM Costs
AI prompt compressor online: compress prompts by removing filler and boilerplate to reduce tokens and cut LLM API costs.
Prompt Injection Tester: Harden Your System Prompts
Prompt injection tester online: test your system prompts against injection attacks with built-in attack cases and hardening tips.
Prompt Sanitizer: Remove Sensitive Data from AI Prompts
Prompt sanitizer online: detect and remove API keys, emails, phone numbers, and other sensitive data from prompts before sending to AI.
Prompt Template Library: Manage & Reuse Your Prompts
Prompt template library online: store, organize, and reuse prompt templates with variable placeholders and export to JSON.
Roleplay Prompt Generator: Character & Scene Builder
Roleplay prompt generator online: build character and scene prompts with traits, settings, and dialogue styles for AI roleplay.
Stable Diffusion Prompt Generator: 48 Tags & Weights
Stable Diffusion prompt generator online: build prompts with subject, style, quality, lighting, and camera tags, with weights and negative prompts.
System Prompt Generator: Build Role & Rules Prompts
System prompt generator online: create system prompts with roles, rules, output format, and examples for ChatGPT and other LLMs.
AI Content Analysis
AI Answer Compressor: Trim Filler Words & Save Tokens
AI answer compressor online: remove filler words and redundant phrases from AI responses to save tokens and fit context limits.
AI Code Extractor: Pull Code, URLs & Tables from Chat
AI code extractor online: extract code blocks, URLs, and tables from AI chat responses with language labels and copy buttons.
AI Content Detector: Check ChatGPT, Gemini & Copilot Text
AI content detector online: check if text was written by ChatGPT, Gemini, or Copilot with perplexity and burstiness analysis.
AI Humanizer: Make AI Text Sound Human & More Natural
AI humanizer online: rewrite AI-generated text to sound more natural and human, reducing AI detection markers while keeping meaning.
AI Image Detector: Spot AI-Generated Photos Online
AI image detector online: analyze images to spot AI-generated photos with compression artifact heatmaps and confidence scores.
AI Output Cleaner: Fix Formatting & Remove AI Tics
AI output cleaner online: fix broken formatting, remove AI tics like repetitive phrases, and unify messy lists from AI responses.
JSON Validator for LLMs: Fix ChatGPT & Claude Output
JSON validator for LLM output online: fix invalid JSON from ChatGPT and Claude, remove trailing commas and comments, pinpoint errors.
Readability Checker: Flesch, SMOG & Gunning Fog Scores
Readability checker online: measure text readability with Flesch, SMOG, and Gunning Fog scores, grade levels, and improvement tips.