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OpenAI Audio Big Closed weights

GPT-Realtime-2

189 days since OpenAI announced it ·

GPT-Realtime-2 is a closed-weights audio model from OpenAI, announced 7 May 2026. It costs $32 in / $64 out per 1M audio tokens.

Price
$32 in / $64 out
per 1M audio tokens
Parameters
—
not disclosed

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OpenAI · Big · Realtime

closed weights
  1. GPT-Realtime-2.1 +60d
  2. GPT-Realtime-2 +73d
  3. GPT-Realtime-1.5

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Facts last updated , from OpenAI’s own pages.