The OpenAI platform: GPT-5.x chat models, Whisper speech-to-text, TTS voices and gpt-image generation under one key.
OpenAI API
GPT models, Whisper transcription and image generation
openai.com · Per-token; Whisper ~$0.006/min
Capabilities
Capabilities
- GPT-5 family chat/агents, Whisper STT (~$0.006/min), TTS, image generation
- Realtime voice API for phone-call-like experiences
Best for
- Whisper transcription clones, voice apps, GPT-based features
Not for
- Purely cost-driven bulk work (compare per-token prices per task)