Know your AI API bill before you get it

Compare per-token pricing across every major LLM provider, and estimate what an AI agent workflow will actually cost you at real volume — not just per call.

Quick cost comparison

Input tokens per request

Output tokens per request

Requests per day

Provider	Model	Cost / request	Est. monthly cost

Running an AI agent? That's a different calculation.

Multi-step agents burn far more tokens than a single chat call — tool calls, retries, and growing context add up fast. Use the full Agent Cost Estimator to model realistic monthly spend before you ship.

Open Agent Estimator →

Guides

The cheapest LLM APIs in 2026, compared
A breakdown of which providers actually come out cheapest at real production volume, not just headline price.
Why your AI agent bill is 10x higher than you expected
Tool calls, retries, and context growth compound fast — here's how to actually estimate agent spend.
Six ways to cut your LLM API bill in half
Prompt caching, batching, model routing, and other levers that actually move the needle.