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OpenAI

ChatGPT-4o-Latest

GPT model for general reasoning, writing, coding, and tool-assisted tasks

Model facts

Context window
128K tokens
Maximum output
16K tokens
Cheapest paid input
$4.5 per 1M tokens
Cheapest paid output
$14 per 1M tokens
Open weights
no
Providers
2

Capabilities and modalities

tool calling, attachments, temperature control, text, image.

Observed price history

  • 2026-08-24: $4.5 input / $14 output per 1M tokens

API providers