ChatGPT-4o Latest (Free)

Chat CompletionsDeprecated Feb 12, 2026

chatgpt-4o-latest:free

OpenAI|Created May 25, 2025|128k context

Chat Completions

Deprecated Feb 12, 2026

The continually updated version of OpenAI ChatGPT 4o, always pointing to the current GPT-4o model used by ChatGPT. Incorporates additional RLHF and may differ from the API version. Intended for research and evaluation, not recommended for production as it may be redirected or removed in the future.

Overview Specifications Activity Performance Uptime Examples

Pricing

Pay-as-you-go rates for this model. More details can be found here.

Free

Capabilities

Input Modalities

TextImageFile

Output Modalities

Text

Supported Parameters

Available parameters for API requests

Frequency PenaltyLogit BiasMax Completion TokensPresence PenaltyResponse FormatStopTemperatureTop PWeb Search Options