GPT-4 heritage, now with a million-token memory.
Price per 1 million tokens
per 1M tokens you send
per 1M tokens you receive
Input tokens are what you send to the AI, output tokens are what the AI sends back. These rates are set by the provider and reflect the current OpenAI ChatGPT 4.1 API pricing. Price accurate as of June 2025.
per month
per month
per month
OpenAI’s current flagship dense model—higher factuality, 1-M context, refreshed knowledge June 2024.
The context window is the maximum amount of text the model can "see" at once. Larger windows allow for longer conversations or documents.
Join only me, who has switched to API.chat and is saving on AI expenses while enjoying a better experience.