Developer: Google | Free Plan: Yes, $300 in free credits for new customers, then pay-as-you-go | Starting Price: Usage-based, from $0.0001 per 1,000 characters for text generation | Best For: Enterprises on Google Cloud, data scientists, ML engineers, developers building agents

Developer: Microsoft | Free Plan: Yes, the platform is free to explore; individual Azure services and models are billed separately | Starting Price: Usage-based; no flat starting price | Best For: Enterprises on Azure, developers building agents, ML teams

Developer: Amazon Web Services (AWS) | Free Plan: Yes, the Unified Studio interface carries no direct charge; underlying AWS service and Bedrock model usage is billed separately | Starting Price: Usage-based, from $0.04 per 1M input tokens depending on model | Best For: Enterprises on AWS, data teams, ML engineers, application developers