Saturday, July 11, 2026 · No. 349Prices synced 3 hours ago
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The AI Model Price Index

gpt-realtime-2.1

by Vercel AI Gateway · family gpt · listed Jul 2026R

Speech generation model for controllable voice, narration, and audio delivery

Current rates USD per 1M tokens

Input$4.00
Output$24.00
Cache read$0.40
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.14 per 1M tokens$0.14Qwen3.7 PlusQwen3.7 Plus: $0.50 per 1M tokens$0.50Gemini 3.5 FlashGemini 3.5 Flash: $1.50 per 1M tokens$1.50Mistral Medium (latest)Mistral Medium (latest): $1.50 per 1M tokens$1.50Claude Sonnet 5Claude Sonnet 5: $2.00 per 1M tokens$2.00Grok 4.5Grok 4.5: $2.00 per 1M tokens$2.00gpt-realtime-2.1gpt-realtime-2.1: $4.00 per 1M tokens$4.00GPT-5.6GPT-5.6: $5.00 per 1M tokens$5.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 FlashDeepSeek V4 Flash: $0.28 per 1M tokens$0.28Qwen3.7 PlusQwen3.7 Plus: $3.00 per 1M tokens$3.00Grok 4.5Grok 4.5: $6.00 per 1M tokens$6.00Mistral Medium (latest)Mistral Medium (latest): $7.50 per 1M tokens$7.50Gemini 3.5 FlashGemini 3.5 Flash: $9.00 per 1M tokens$9.00Claude Sonnet 5Claude Sonnet 5: $10.00 per 1M tokens$10.00gpt-realtime-2.1gpt-realtime-2.1: $24.00 per 1M tokens$24.00GPT-5.6GPT-5.6: $30.00 per 1M tokens$30.00

On the record

Model id
openai/gpt-realtime-2.1
Context window
128K tokens
Max output
32K tokens
Input modalities
text, audio
Output modalities
text, audio
Reasoning
yes
Tool calls
no
Open weights
no
Knowledge cutoff
Sep 2024
Released
2026-07-09
Last updated
2026-07-06
Provider docs
github.com/vercel/ai/tree/5eb85cc45a259553501f535b8ac79a77d0e79223/packages/gateway

Back of the envelope

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