Braintrust

Braintrust is an end-to-end platform for building AI applications, which aligns with the OpenAI Platform's goal of providing tools for developers to integrate AI capabilities. Braintrust offers features like evaluating prompts and models, iterative experimentation, and performance insights, indicating support for conversational AI and fine-tuning. The platform also provides tools to evaluate and monitor AI deployments, suggesting a focus on safety and alignment. Their pricing tiers and support for organizations point towards enterprise solutions.