Google Gemini API
Google's Gemini API provides access to Gemini Pro, Flash, and Ultra — Google's state-of-the-art multimodal models with native image, audio, and video understanding. With a 1M+ token context window and competitive pricing, it's a strong alternative to GPT-4 for production workloads.
OpenAI API
API access to GPT-4o, o1, and other OpenAI models including embeddings and image generation. The most widely used LLM API in production.