ModelCostLab — Free AI Cost Calculators

1. AI API Cost

Model

Requests/day

Input tokens/request

Output tokens/request

Monthly

Per 1,000 requests

Annualized

2. Model Cost Comparator

Requests/month

Input tokens/request

Output tokens/request

#	Provider	Model	Input/1M	Output/1M	Estimate

3. AI Agent Cost

Model

Runs/day

Model calls/run

Input tokens/call

Output tokens/call

Retry/overhead %

Monthly

Cost/run

4. Local vs Cloud Break-Even

Hardware $

Amortization months

Average watts

Hours/day

Electricity $/kWh

Other local $/month

Comparable cloud $/month

Local effective monthly

Difference

Cash break-even

5. ROAS / CAC / Break-Even

Revenue/conversion

Variable cost/conversion

Ad spend

Conversions

Fees %

ROAS

CAC

Contribution after ads

Pricing sources

Provider	Model	Input	Output	Source

Standard text-token rates only. Caching, tools, long-context, batch/priority, multimodal and regional charges may differ. ModelCostLab is independent and not affiliated with the providers listed.