Hong Life CalculatorsAll AI calculators
AI API costs
- OpenAI API Cost Calculator (GPT models: per request, month & year)
- Claude API Cost Calculator (Anthropic models, prompt caching & batch)
- Gemini API Cost Calculator (Google models, context caching & batch)
- Meta Model API Cost Calculator (Muse Wonder & Muse Spark)
- Mistral API Cost Calculator (Mistral Large, Small & Ministral)
- DeepSeek API Cost Calculator (peak & off-peak, cache hits)
- Grok API Cost Calculator (xAI models, caching & batch)
- AI API Cost Comparison Calculator (52 models ranked by monthly cost)
Company ROI & staffing
- AI ROI Calculator for Companies (adoption ROI & payback period)
- AI Automation Time Savings Calculator (hours & labour cost saved)
- AI Work in FTE Equivalents Calculator (hours handled by AI → full-time staff)
- AI Build vs Buy Calculator (3-year TCO: subscription vs self-built tool)
- Team AI Licence Break-Even Calculator (seat price vs time saved)
- AI Productivity Gain → Revenue per Employee Calculator
- AI Skills Training Payback Calculator (training cost vs time saved)
- AI Meeting Notes Savings Calculator (note-taking & catch-up time saved)
- Hire vs AI Tool Cost Calculator (new employee vs AI + review time)
- Time Saved by AI → Value at My Salary Calculator
Tokens & usage
- AI Text to Tokens Estimator (characters or words → tokens & cost, by language)
- Prompt Caching Savings Calculator (cache writes, hits & break-even reuse)
- RAG Embedding Cost & Vector Storage Calculator (chunks, tokens, GB)
- LLM API Cost Calculator (any model, your own token prices, any currency)
- AI Agent Run Cost Calculator (multi-step tool calls, growing context, caching)
- Context Window Fit Calculator (pages & documents → tokens vs model limit)
- AI API Rate Limit Capacity Calculator (TPM & RPM → requests per day)
Marketing, content & support
- Customer-Service AI Chatbot Cost Calculator (monthly API, handoffs & savings)
- AI Content Cost per Piece vs Outsourcing Calculator (articles, posts, product copy)
- A/B Test Sample Size for AI Ad Copy (several variants, two-proportion test)
- Faster Support Replies → Conversion Break-Even Calculator (AI chat)
- AI Translation Cost vs Human Translation + Review Calculator
- AI Image Generation Cost Calculator (per kept image, retries & editing)
- AI Transcription Cost Calculator (audio hours → AI + review vs human)
GPUs & infrastructure
- GPU Cloud vs Buy Calculator (rent per GPU-hour or own the server)
- LLM VRAM & GPU Count Calculator (weights + KV cache for concurrent users)
- LLM Inference Throughput → Servers Needed Calculator (peak load, redundancy, cost)
- Local AI PC vs AI Subscription Calculator (GPU price + electricity per month)
Risk, energy & planning
- Job Task AI Exposure Score (rough self-assessment, 0–100)
- AI Error Risk Cost Calculator (error rate × volume × cost, with and without review)
- AI Energy & CO₂ Calculator (GPU kWh × PUE × grid emission factor)
- AI Use-Case Priority Score (value × feasibility matrix)
- AI Startup Unit Economics Calculator (gross margin, LTV:CAC with model costs)
Consumer AI plans
- AI Subscription Cost in Korean Won (VAT, exchange rate, monthly vs annual billing)
- AI Subscription vs API Pay-per-Use Calculator (which is cheaper for my usage?)
- Team AI Plan Cost Calculator (seats, monthly vs annual billing, VAT in won)
- AI Subscription Break-Even Calculator (minutes a day it must save to pay off)
FAQ
Where do the prices come from?
Every API price is copied from the provider’s own pricing page on the date shown and kept in one data file. Prices change often, so each calculator lets you type your own.
Which currency?
API prices are in US dollars, as the providers publish them. The company calculators let you pick any currency.
Checked 10 Nov 2026.