API pricing
AI API Pricing Calculators
Compare official per-token prices and estimate monthly API costs. Every price comes from the vendor's official pricing page and shows when it was last checked.
Compare models with cache-aware estimatesOpenRouter Pricing & Cost Calculator (Oct 2026)
Compare OpenRouter token prices, estimate API costs, and understand credit purchase fees, BYOK billing, and balance monitoring.
Claude API Pricing Calculator & Cost Guide (Oct 2026)
Official Claude API prices per million tokens for Fable, Opus, Sonnet, and Haiku, including cache and Batch rates, plus a cost calculator.
OpenAI API Pricing Calculator & Cost Guide (Oct 2026)
Official OpenAI API prices per million tokens for GPT-6, GPT-5.x, GPT-4.1, GPT-4o, and o-series models, with Batch rates and a cost calculator.
DeepSeek API Pricing & Calculator (Oct 2026)
DeepSeek Flash and V4 Pro API prices, peak and off-peak rates, cache hits, and a token cost calculator with official sources.
Gemini API Pricing & Cost Calculator (Oct 2026)
Gemini API paid text prices for Argon, Flash, and Flash-Lite, with Batch rates, caching notes, promotion dates, and a token cost calculator.