BoxAgnts Introduction (7) — OpenAI API and Anthropic API (opens in new tab)

The 2025 AI model market is in full bloom. But each provider has its own API format, authentication method, and streaming protocol. BoxAgnts' design goal: users switch models by changing just one parameter, with all internal logic remaining unchanged. This article dissects this abstraction across four levels: Unified Interface: How the LlmProvider trait defines a "model provider" Three Major API Format Comparisons: Format differences between Anthropic, OpenAI, and Google Gemini Format Convers...