GPT Realtime 2.1 vs GPT Realtime 2.1 Mini: Pricing and Specs
GPT Realtime 2.1 $4 / $24 vs GPT Realtime 2.1 Mini $0.60 / $2.40 per 1M tokens in / out.
| GPT Realtime 2.1 | GPT Realtime 2.1 Mini | |
|---|---|---|
| Maker | OpenAI | OpenAI |
| Input, per 1M tokens | $4 | $0.60 |
| Output, per 1M tokens | $24 | $2.40 |
| Context window | 128,000 tokens openai.com | 128,000 tokens openai.com |
| Max output | 32,000 tokens openai.com | 32,000 tokens openai.com |
| Input types | Text, Audio, Image openai.com | Text, Audio, Image openai.com |
| Output types | Text, Audio openai.com | Text, Audio openai.com |
| Released | Jul 6, 2026 openai.com | Jul 6, 2026 openai.com |
| Price checked | Nov 9, 2026 openai.com | Nov 9, 2026 openai.com |
| Tracked changes | 0 | 0 |
Facts side by side from each maker's own pages. No score and no verdict.
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Questions
Which is cheaper, GPT Realtime 2.1 or GPT Realtime 2.1 Mini
By listed price, GPT Realtime 2.1 Mini is lower: $0.60 vs $4 per 1M input tokens. Price is the only thing this answer compares.
What do 1M input and 1M output tokens cost on each
GPT Realtime 2.1: $28. GPT Realtime 2.1 Mini: $3. Listed standard prices, before caching or batch discounts.
What context window does each have
GPT Realtime 2.1: 128,000 tokens. GPT Realtime 2.1 Mini: 128,000 tokens. From each maker's docs.
Who makes GPT Realtime 2.1 and GPT Realtime 2.1 Mini
GPT Realtime 2.1 is made by OpenAI. GPT Realtime 2.1 Mini is made by OpenAI.