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AI API Token Cost Estimator
Calculate real monthly costs before committing
Requests per Day
100 req/day
Avg Input Tokens / Request
500 tokens
Avg Output Tokens / Request
300 tokens
Use Case
Article
AI API Cost Calculator 2026: GPT-4o vs Claude vs Gemini vs DeepSeek
Free AI API cost calculator for 2026. Compare real monthly costs for GPT-4o, Claude 3.5, Gemini Flash, Grok 3, DeepSeek V3 and more. Enter your usage and see exact pricing broken down by tokens.
By pijush.mahato
May 7, 2026
Updated May 8, 2026
3 min read
pijush.mahato
