AI Models Directory
OpenAI
GPT-Realtime-2.1
A fast decision page for teams comparing performance, cost, context window, and critical capabilities without digging through raw specs.
Max Context (In)
128K
Max Output (Out)
32K
Input (1M tokens)
$4.00
Output (1M tokens)
$24.00
Quick signals
- Provider: OpenAI
- Inputs: text, audio, image
- Latest update: 2026-07-06
Usage profile
- Context window: 128K
- Max output: 32K
- Open weights: No
Capabilities
Vision
Tool Calling
Structured Output (JSON)
File Attachments
Reasoning
Open Source