OpenAI's GPT-Live outbound calling API is now generally available, letting AI voice agents dial real phone numbers via SIP trunk providers.
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According to a CryptoBriefing report, OpenAI enabled outgoing GPT-Live calls using an API that allows voice agents to connect with real phone numbers through SIP providers such as Telnyx, Twilio and Ozonetel. The report puts OpenAI’s fee at $0.05 per minute, without including the phone provider’s charges.