LLM Cost Intelligence
Control every rupee of your AI spend
Token optimization, model comparison and spend forecasting.
Built for AI Engineers
Built with
Next.js
TypeScript
Supabase
Clerk
Tailwind CSSThe toolkit
Meet the tools
From prompt efficiency to monthly forecasting.
Pick the tool that fits your current problem.
Prompt optimizer
Cut token waste instantly
Paste any prompt. Get a tighter rewrite, a list of issues, and a cost estimate per 1,000 calls.
Try Prompt optimizer →Model comparison
Find the cheapest model for your task
GPT-4o vs Gemini vs Claude — real cost based on your actual prompt and output length.
Try Model comparison →Token tracker
See every run, every token
Persistent run history saved per user. Session view and full history from Supabase.
Try Token tracker →Spend estimator
Forecast before the invoice arrives
Enter your usage patterns. Get daily, monthly, and yearly projections with model switch savings.
Try Spend estimator →Try it now
Paste a prompt.
See what's wasting tokens.
No sign-up required. Real AI output.
Full formatted output with section breakdown available in the dashboard.
How it works
Simple by design.
Paste your prompt or usage data
No integrations. No API keys required from your side. Just paste and go.
CostMind analyzes and compares
Our AI identifies token waste, compares models and estimates savings across providers.
Get actionable cost decisions
Optimized rewrites, cheapest model picks and monthly forecasts — all in one workspace.
Most cost tools show you graphs. CostMind tells you what's wrong and how to fix it, before the bill lands.
The idea behind CostMind AI
FAQ
Common questions.
Know what you're spending.
Ship without surprises.
No setup. No credit card. Start in 2 minutes.