AI Token & Cost Calculators Directory
High-precision architectural intelligence tools designed for software engineers building, scaling, and optimizing production LLM applications.
AI Token Counter
Client-side BPE tokenizer and context window headroom analyzer for Claude, GPT, and Gemini.
AI API Cost Estimator
Interactive pricing simulator supporting prompt caching, batch discounts, and reasoning token modeling.
Monthly AI Cost Calculator
Model annual and monthly SaaS budgets with request volume, token averages, and daily active user projections.
Prompt Caching ROI Calculator
Calculate exact cost savings and write-cache break-even thresholds for Anthropic, OpenAI, and DeepSeek KV caching.
AI Agent Cost Calculator
Estimate multi-step autonomous agent runs: planning iterations, tool execution, retries, and context bloat.
RAG Pipeline Cost Calculator
Model corpus embedding ingestion, vector storage, retrieval top-k multipliers, and final LLM synthesis costs.
Cheapest Model for Workload
Input your token volumes and request frequency to automatically discover the lowest-cost capable model.
Multimodal Vision Calculator
Tile-based image token calculator using official OpenAI 512px patch rules and Anthropic aspect-ratio formulas.
Audio & Video Token Calculator
Estimate costs for Whisper speech-to-text, text-to-speech audio characters, and Gemini 1fps video tokenization.
API vs Dedicated GPU TCO Solver
Break-even economic analysis between managed frontier APIs and self-hosted H100/A100 cloud clusters.
Client-Side Prompt Sanitizer
Minify tokens, redact API keys, emails, and sensitive PII entirely inside your browser before dispatching prompts.