Context
32K
Max output
4K
Serving providers
1
Cheapest input
$4.00 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
OpenAICheapest$4.00$16.001
Standardgpt-realtime-2
ComponentUnitStandard
Text cached in/1M tok$0.40
Text input/1M tok$4.00
Text output/1M tok$16.00

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$5.00$10.00$15.00$20.00May 11Jun 22$16.00$4.00

Cost calculator

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$2,080
estimated / month

Model IDs

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gpt-realtime-2

Frequently asked questions

GPT Realtime 2 pricing, context and availability

How much does GPT Realtime 2 cost?

GPT Realtime 2 costs $4.00 per 1M input tokens from OpenAI, and $16.00 per 1M output tokens from OpenAI.

What is the context window of GPT Realtime 2?

GPT Realtime 2 accepts up to 32K tokens of context and can return up to 4K output tokens.

What can GPT Realtime 2 do?

GPT Realtime 2 supports tool use and audio input.

Other OpenAI models

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Listed prices from LiteLLM, OpenRouter and Vercel · last checked Jul 18, 2026

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