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AI Model SelectorRight model for each task and budget

Cost CalculatorEstimate AI agent costs and find savings

Config GeneratorGenerate AI agent config files

Token CounterCount tokens for GPT, Claude, and more

Prompt OptimizerImprove AI prompts for better results

Data Tools

CSV to JSON/Text to CSV/JSON Formatter

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© 2026 Dervity

Optimize your AI. Right model. Right task. Right cost.

Updates

Changelog

New features and updates to Dervity tools.

January 21, 2026v1.3New

AI Token Counter

Count tokens and estimate costs for any AI model.

Token counting for GPT-5, Claude Sonnet 4.5, Gemini 3 Pro, and Grok
Real-time cost estimation based on current API pricing
Context window usage tracking
Published new guides on token counting, prompt engineering, and data conversion

Try Token Counter

January 15, 2026v1.2New

AI Tools Suite

Five new tools for data conversion and AI workflows.

JSON Formatter with validation and minification
CSV to Text Converter with custom separators
AI Prompt Optimizer powered by GPT
Stack Auditor quiz for personalized recommendations
Prompt Library with curated templates for writing, coding, and marketing

January 2026v1.1New

CSV to JSON Converter

Convert spreadsheet data to JSON for APIs.

CSV to JSON conversion with Excel file support
Automatic header detection
Multiple output formats (array of objects, nested)
Redesigned interface for all tools

Try CSV to JSON

July 2025v1.0New

Platform Launch

Dervity launches with Text to CSV Converter.

Text to CSV Converter with multiple delimiter support
Real-time preview with table display
Auto-delimiter detection
Download as CSV or copy to clipboard
100% browser-based processing for privacy

Try Text to CSV

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