AI API Cost Guides
Learn the formulas, assumptions, and product economics behind practical AI API estimates.
Token planning guide
How to Calculate LLM Tokens and Estimate API Cost
Learn how to estimate LLM tokens, convert input and output usage into API cost, and build a realistic monthly AI budget.
Read guideOpenAI pricing guide
OpenAI API Pricing Explained: Tokens, Cache, Batch, and Cost
Understand OpenAI API input, output, cached input, batch, image, audio, and embedding pricing with practical formulas.
Read guideGemini cost comparison
Gemini Flash vs Pro Pricing: Cost Comparison Guide
Compare Gemini Flash vs Pro pricing, long-context tiers, output rates, caching, and batch costs using the same workload.
Read guideClaude cost comparison
Claude Sonnet vs Opus Cost: API Pricing Comparison
Compare Claude Sonnet vs Opus API cost for input, output, caching, batch processing, and production request volume.
Read guideEmbedding cost guide
Embedding Cost Explained: Tokens, Chunks, and Re-indexing
Estimate embedding API cost from documents, chunks, token volume, refresh frequency, and model pricing.
Read guideAI product budgeting
How Much Does an AI Chatbot Cost to Run?
Estimate AI chatbot cost from prompt tokens, response length, active users, requests, retrieval, and infrastructure.
Read guideAI SaaS unit economics
How to Estimate AI SaaS API Costs and Gross Margin
Build an AI SaaS API cost model using active users, request volume, token usage, safety buffers, and gross-margin targets.
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