GPT 4o Realtime Preview (2024-12-17)

OpenAIFirst listed Dec 2024

Tool use Audio

Compare GPT 4o Realtime Preview (2024-12-17)Count tokens for GPT 4o Realtime Preview (2024-12-17)

Context

128K

Max output

Serving providers

Cheapest input

$5.00 /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 provider

Input /1M

Output /1M

Endpoints

Azure

$5.00

$20.00

OpenAICheapest

$5.00

$20.00

Standardgpt-4o-realtime-preview-2024-12-17

Component	Unit	Standard
Text cached in	/1M tok	$2.50
Text input	/1M tok	$5.00
Text output	/1M tok	$20.00

Price history

listed seller prices, input and output per 1M tokens

Input Output

Cost calculator

estimate your monthly spend on this model

Input tokens / call

Output tokens / call

Calls / month

Serving provider

$2,600

estimated / month

Model IDs

copy the exact identifier for your platform

azure/gpt-4o-realtime-preview-2024-12-17gpt-4o-realtime-preview-2024-12-17

Frequently asked questions

GPT 4o Realtime Preview (2024-12-17) pricing, context and availability

How much does GPT 4o Realtime Preview (2024-12-17) cost?

GPT 4o Realtime Preview (2024-12-17) costs $5.00 per 1M input tokens from OpenAI, and $20.00 per 1M output tokens from OpenAI.

What is the context window of GPT 4o Realtime Preview (2024-12-17)?

GPT 4o Realtime Preview (2024-12-17) accepts up to 128K tokens of context and can return up to 4K output tokens.

Which providers serve GPT 4o Realtime Preview (2024-12-17)?

GPT 4o Realtime Preview (2024-12-17) is available from 2 serving providers, each with its own pricing and model ID. OpenAI is currently the cheapest.

What can GPT 4o Realtime Preview (2024-12-17) do?

GPT 4o Realtime Preview (2024-12-17) supports tool use and audio input.

Other OpenAI models

compare pricing across the OpenAI lineup

gpt-oss-120b$0.03/1M · 23 providers gpt-oss-20b$0.0145/1M · 15 providers GPT-5 Mini$0.25/1M · 9 providers GPT-5$1.25/1M · 9 providers GPT-5 Nano$0.05/1M · 8 providers GPT-5.6 Luna$0.20/1M · 7 providers GPT-5.6 Terra$2.00/1M · 7 providers GPT-4o-mini$0.15/1M · 6 providers

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

Every weekday

AI moves fast. Here's your debrief.

News, analysis, tools, and more.

For people who build with AI