Auto Interview AI https://www.autointerviewai.com/blog Auto Interview AI: Free AI-powered job prep platform. Build ATS-friendly resumes, check scores, search jobs, and practice interviews to land your dream job. en-us ajiteshleo@gmail.com (Auto Interview AI) ajiteshleo@gmail.com (Auto Interview AI) Wed, 19 Aug 2026 00:00:00 GMT https://www.autointerviewai.com/blog/openai-gpt4o-realtime-voice-api-deep-dive-2026 OpenAI GPT-4o Realtime Voice API Review: Architecture, Latency Benchmarks, and True Production Costs in 2026 https://www.autointerviewai.com/blog/openai-gpt4o-realtime-voice-api-deep-dive-2026 An architectural deep dive into OpenAI GPT-4o Realtime API. We analyze continuous latent audio tokens, sub-200ms speech-to-speech latency, function calling mid-sentence, dual-side billing economics (\$0.72 per 4-min call), and Indian SIP integration. Wed, 19 Aug 2026 00:00:00 GMT ajiteshleo@gmail.com (Auto Interview AI) OpenAI RealtimeGPT-4o RealtimeVoice to VoiceVoice AIWebSocketsTough Tongue AI