GPT Realtime 1.5 API Pricing Calculator

Track gpt-realtime-1.5 pricing with real-time alerts, compare providers, and monitor cost changes across advanced streaming AI workflows.

GPT Realtime 1.5, released 10 October 2025, is a multimodal model from OpenAI. It costs between $4.00 and $32.00 per million input tokens, depending on service tier. GPT Realtime 1.5 is the successor to GPT-4o Realtime Preview.

Last updated Sep 27, 2026

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Model Details

Released
Oct 10, 2025

Where is GPT Realtime 1.5 a perfect fit?

gpt-realtime-1.5 is built for live, low-latency, multimodal interactions, improving over earlier realtime models with better responsiveness and quality. Ideal for:
- Voice assistants with near-instant conversational responses
- Real-time transcription + generation pipelines
- Interactive apps requiring continuous streaming (chat, voice, UI control)
- Customer support systems with live agent-like interactions
- Gaming and immersive experiences using voice and actions
- Multimodal streaming workflows combining text, audio, and events

Quick Model Estimate

(USD 32.0000 per 1M tokens)
(USD 64.0000 per 1M tokens)

Your GPT Realtime 1.5 Cost Estimate

💰 Total Cost

—

for 1000 input + 1000 output tokens

📥 Input (1000 × $32.000000) —
📤 Output (1000 × $64.000000) —

Cost Breakdown

📥 Input 📤 Output

Prices are watched for changes and checked against the provider's own page.

Pricing

Provider ↕
Modality ↕
Service Tier ↕
Input Price
(per 1M tokens) ↕
Output Price
(per 1M tokens) ↕
Cached Input
(per 1M tokens) ↕
Context Size ↕
View
OpenAI LogoOpenAIAudioStandard$32.0000$64.0000$0.4000N/A→
OpenAI LogoOpenAIImageStandard$5.0000N/A$0.5000N/A→
OpenAI LogoOpenAITextStandard$4.0000$16.0000$0.4000N/A→

FAQs about GPT Realtime 1.5

How much does GPT Realtime 1.5 cost per 1M tokens?

GPT Realtime 1.5 costs between $4.00 and $32.00 per million input tokens, and between $16.00 and $64.00 per million output tokens.

What does a typical workload cost with GPT Realtime 1.5?

1,000 requests of 2,000 input and 500 output tokens each — 2,000,000 input and 500,000 output tokens in total — costs $16.00 with GPT Realtime 1.5 at its lowest rates. Use the calculator on this page for your own volumes.

Where can I use GPT Realtime 1.5?

GPT Realtime 1.5 is available through OpenAI, from $4.00 per million input tokens.