Agno v3.0.6 发布：支持无状态 MCP 服务与协议协商
原标题：v3.0.6
AI 摘要
Agno 发布了 v3.0.6 版本，主要新增了无状态 MCP 服务模式（通过 MCPConfig(stateless=True) 实现），支持多实例部署无需会话亲和性；同时新增 MCPTools(protocol_mode=...) 参数，可协商 MCP 协议版本，并默认保持旧版兼容。此外，AgentOS 增加了 MCP Server Card 端点、.zip 和 .eml 文件上传支持，以及 AuthorizationConfig.excluded_route_paths 配置。修复了 Anthropic 思考块重放、Gemini 图片 MIME 类型、递归分块重复等问题。
正文节选
# **Changelog** ## New Features - **Stateless MCP serving.** `MCPConfig(stateless=True)` serves `/mcp` without session tracking, so any replica can answer any request and a multi-instance deployment needs no session affinity. Costs server-initiated notifications and SSE resumability, so it stays off by default. - **`MCPTools(protocol_mode=...)`** selects which MCP protocol era to negotiate. Defaults to `"legacy"`, preserving today's session-based behaviour; `"auto"` negotiates the newest