The AIML API is a full-fledged platform that gets you access to more than 100 AI models through a single API. It's got serverless inference so you don't have to set up or manage servers. The API is highly scalable and reliable, with a pay-as-you-go pricing model based on token usage starting at $0.45 per million tokens.
Another option is Featherless, which offers serverless access to the newest large language models. The service makes setup and management easy so you can concentrate on building advanced language abilities into your apps without the hassle of the underlying infrastructure. Its transparent pricing and usage information means you can easily figure out what's best for your needs.
If you need more control over natural language abilities, Chariot lets you easily integrate GPT 3.5 and GPT-4 models into new and existing applications. With abilities for text generation, conversation management and text embeddings, Chariot's platform is geared for developers who want to bring advanced language abilities to their projects with relatively little technical heavy lifting. It offers several pricing tiers and SDKs for Node.js, Python and .NET.