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Practise PTE Academic and PTE Core free, with AI scoring for speaking and writing

Google's rapid prototyping IDE and developer API workbench for building multimodal applications with Gemini models.

Speech-to-text and voice intelligence APIs for developers

PTE practice tests with instant AI scoring and realistic mock exams

Low-latency video, voice and AI-agent APIs for developers

All-in-one video hosting, streaming, and image optimization

Low-latency voice, video, chat and conversational AI APIs for developers

Ace the Duolingo English Test with AI scoring and 18,000+ practice questions

AI English speaking coach with instant pronunciation feedback

AI-coached CASPer practice questions and full mock tests

Real-time voice AI models and agents you can build on

One API key for video, image, music, and chat models

AI-graded TOEFL practice tests with instant scores and feedback

A drop-in React Markdown renderer built for streaming AI output

Rent cloud GPUs by the second from a global marketplace

Full-stack Vercel AI SDK patterns for shipping real AI apps

Stream in text, code, images, voice or robot state — get decisions back as input arrives

Build, train, and deploy computer vision for the physical world

Real-time AI voice changer, cloning and voice agents

Real-time AI copilot for interviews, meetings and coding rounds

Real-time speech-to-text, text-to-speech and voice agents in one API platform

Free stock video, music and images plus an AI creation studio in one place

Real estate data API with 50M+ deduplicated listings

Hear OpenAI's text-to-speech voices in your browser, no setup required