Tools Roadmap
Every tool here is something we built — or will build — to make AI development easier. Working tools for working developers.
Prompt Tools
Token Counter
Utility
Count tokens in any text prompt. Supports GPT, Claude, DeepSeek, and Llama tokenizers. Paste text, see token count, estimate cost.
FlashPrompt Optimizer
Utility
Paste a prompt and get suggestions: clearer instructions, structured output format, context pruning, role prefixes. Teaches prompt engineering patterns.
FlashVariable Extractor
Template Tool
Extract {{variables}} from prompt templates. Show which variables are used, which are missing, and generate test data.
Context Window Calculator
Calculator
Select a model, paste your document, see how much context it uses and how much room remains. Plan your prompts before you send them.
Flash→ProDeveloper Utilities
JSON Formatter
Utility
Paste minified JSON, get pretty-printed output with syntax highlighting, collapsible trees, and copy button. Every developer's daily tool.
FlashAPI Key Checker
Validator
Paste an API key, detect the provider, validate format, check expiry. No keys sent to server — all client-side.
FlashDate & Time Converter
Utility
Convert between timezones, Unix timestamps, ISO 8601, and relative dates. See what any timestamp means in your local time.
FlashMarkdown Previewer
Utility
Write markdown in a split-pane editor, see rendered HTML live. Supports headings, code blocks, tables, images, links.
FlashRegex Tester
Utility
Type a regex pattern and test string, see matches highlighted in real-time. Capture groups, flags, global search — regex you can see.
FlashCode Syntax Highlighter
Utility
Paste code, select language, get syntax-highlighted HTML with line numbers. Supports 20+ languages. Copy ready-to-embed output.
FlashModel Comparison Tools
API Cost Calculator
Calculator
Estimate API costs across providers at different usage levels. Compare GPT-4 vs Claude vs DeepSeek for your workload.
FlashLatency Tester
Benchmark
Test API response times across providers and regions. Measures time-to-first-token, total completion time, and throughput.
ProModel Side-by-Side
Comparison
Send one prompt to two models simultaneously. See both responses side-by-side with timing, token count, and cost.
ProModel Rating Aggregator
Aggregator
Collect model scores from LMSys, Artificial Analysis, and community benchmarks. See a unified leaderboard in one place.
ProAI Content Generators
Color Palette Generator
Design Tool
Generate harmonious color palettes from a seed color. Export as CSS variables, Tailwind config, or hex codes. AI-assisted suggestions.
FlashChangelog Generator
Generator
Paste git log output, get a formatted changelog with categories: Features, Fixes, Chores. Customizable templates.
FlashREADME Generator
Generator
Fill in your project details, get a professional README.md. Sections: description, install, usage, API, license.
FlashImage Optimizer
Utility
Upload or paste an image URL, resize, compress, convert format. Preview before/after with file size comparison.
Flash→ProText Summarizer
Generator
Paste an article or document, get a concise summary. Adjust length from 1 sentence to 1 paragraph. Client-side or API-powered.
Flash→Pro