GPT-Realtime-2.1
ActiveRealtime reasoning model with tool use.
View current API pricing for this model
Input, output, and cached rates with source and verification time, plus same-workload cost examples.
Input / 1M tokens
$4.00
Output / 1M tokens
$24.00
Record updated 2026-10-10
Modality:Audio
Context:128,000 tokens
Release:Jul 6, 2026
Pricing
Platform
Scope
Input
Output
Details
Official
Audio
$4.00
$24.00
128k context · 32k max output
Latest changes
No recent changes.
Benchmarks
No benchmark data available.
⚡GPT-Realtime-2.1 Comparisons & Scenario Guides
Popular Price & Spec Comparisons
Related Scenario Rankings
❓GPT-Realtime-2.1 Frequently Asked Questions
How much does GPT-Realtime-2.1 cost per 1M tokens?▼
GPT-Realtime-2.1 is priced at $4.00 per 1M input tokens and $24.00 per 1M output tokens, with cached input at $0.40/1M on official. Check provider terms before deployment.
What is the context window for GPT-Realtime-2.1?▼
GPT-Realtime-2.1 supports up to 128,000 tokens context with a max completion limit of 32,000 tokens.
What are cost-saving alternatives to GPT-Realtime-2.1?▼
ModelPriceLab automatically calculates cheaper alternatives in the same model class, showing monthly spend differences and migration guides.
AI Cost Optimization
Does this change your best option?
Check your models and usage for free. See the relevant official changes, estimated cost, and a practical next step.