📄 中文摘要
在2026年，开发者在构建AI应用时常常面临管理多个API密钥的挑战，包括OpenAI、Anthropic、Google等多个提供商。不同的SDK、不同的速率限制和计费仪表板使得管理变得复杂。AI API网关通过在应用程序和模型提供商之间提供一个统一的接口，简化了这一过程，用户只需一个端点和一个API密钥，便可实现统一计费。当前市场上有众多选择，各平台在功能上存在显著差异，有些专注于企业治理，有些则强调开发者的简易性，支持的内容类型也各不相同。为了帮助开发者选择合适的平台，测试了9个不同的API网关。
📄 English Summary
Best AI API Gateway for Developers in 2026: 9 Platforms Tested
In 2026, developers building AI applications often encounter challenges in managing multiple API keys from various providers like OpenAI, Anthropic, and Google. The diversity of SDKs, rate limits, and billing dashboards complicates management. AI API gateways address this by providing a single endpoint and API key, along with unified billing, simplifying the integration process. The market now offers numerous options, each catering to different needs, with some focusing on enterprise governance and others emphasizing developer simplicity. Additionally, the platforms vary in the types of content they support, including text, images, video, and audio. To assist developers in making informed choices, nine different API gateways were tested across several dimensions.