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Last scan 2026-08-09 Models tracked 198 Providers 30 Cheapest paid Granite 4.0 Micro $0.017/Mtok in Every price links to its source

GPT-Realtime-2

by OpenAI

Current flagship mid tier

Today's price · per 1M tokens

Input

$4.00

per 1M tokens

Output

$24.00

per 1M tokens

Blended

$9.00

blended $/1M — 3:1 weighted input:output

Cached input

$0.400

10% of input — prompt caching

Source: official OpenAI pricing · read Jun 25, 2026 MODELPRICEWATCH.COM · 2026-08-09

Overview

Realtime voice and audio model. Text tokens $4/$24 per 1M; audio tokens $32/$64 per 1M.

Capabilities

struck through = not supported
Input 2/5
Text ✓ Image Audio ✓ Video PDF
Output 1/5
Text ✓ Image Audio Video Embedding
Features 4/9
Prompt caching ✓ Reasoning Coding Fast inference Long context ✓ Open weights Multimodal ✓ Web search Realtime ✓

Specifications

Provider
OpenAI
Context window
128K tokens
Modality
audio, text
Parameters
Proprietary
Open source
No — proprietary
Released
Oct 1, 2025
Status
Current
Last updated
Jun 25, 2026
Tags
realtimeaudioflagship

Availability verified: Aug 9, 2026 — listed on OpenAI's own page