> ## Documentation Index
> Fetch the complete documentation index at: https://mcp.zhcndoc.com/llms.txt
> Use this file to discover all available pages before exploring further.

# 规范增强提案 (SEPs)

> 所有 MCP 规范增强提案的索引

规范增强提案 (SEPs) 是提出模型上下文协议重大变更的主要机制。每个 SEP 都为提议的功能提供了简洁的技术规范和理由。

<Card title="提交 SEP" icon="file-plus" href="/community/sep-guidelines">
  了解如何提交您自己的规范增强提案
</Card>

## 摘要

* **最终**: 41

## 所有 SEP

| SEP                                                                                  | 标题                                                       | 状态                                              | 类型   | 创建时间       |
| ------------------------------------------------------------------------------------ | -------------------------------------------------------- | ----------------------------------------------- | ---- | ---------- |
| [SEP-2663](/seps/2663-tasks-extension)                                               | 任务扩展                                                     | <Badge color="green" shape="pill">Final</Badge> | 扩展轨道 | 2026-04-27 |
| [SEP-2596](/seps/2596-spec-feature-lifecycle-and-deprecation)                        | 规范功能生命周期和弃用策略                                            | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2026-04-17 |
| [SEP-2577](/seps/2577-deprecate-roots-sampling-and-logging)                          | 弃用 Roots、采样和日志记录                                         | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-04-14 |
| [SEP-2575](/seps/2575-stateless-mcp)                                                 | 使 MCP 无状态                                                | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-06-18 |
| [SEP-2567](/seps/2567-sessionless-mcp)                                               | 通过显式状态句柄实现无会话 MCP                                        | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-03-11 |
| [SEP-2549](/seps/2549-TTL-for-list-results)                                          | 列表结果的 TTL                                                | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-04-09 |
| [SEP-2484](/seps/2484-conformance-tests-required-for-final-seps)                     | 要求标准轨道 SEP 通过一致性测试才能达到最终状态                               | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2026-03-27 |
| [SEP-2468](/seps/2468-recommend-issuer-claim-for-auth)                               | 建议在 MCP 认证响应中使用发行方（iss）参数                                | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-03-25 |
| [SEP-2322](/seps/2322-MRTR)                                                          | 多轮往返请求                                                   | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-02-03 |
| [SEP-2260](/seps/2260-Require-Server-requests-to-be-associated-with-Client-requests) | 要求服务器请求与客户端请求关联。                                         | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-02-16 |
| [SEP-2243](/seps/2243-http-standardization)                                          | 可流式 HTTP 传输的 HTTP 头标准化                                   | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-02-04 |
| [SEP-2207](/seps/2207-oidc-refresh-token-guidance)                                   | OIDC 风格的刷新令牌指南                                           | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-02-04 |
| [SEP-2164](/seps/2164-resource-not-found-error)                                      | 标准化资源未找到错误码                                              | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-01-28 |
| [SEP-2149](/seps/2149-working-group-charter-template)                                | MCP 组治理和章程模板                                             | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2025-01-15 |
| [SEP-2148](/seps/2148-contributor-ladder)                                            | MCP 贡献者阶梯                                                | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2026-01-15 |
| [SEP-2133](/seps/2133-extensions)                                                    | 扩展                                                       | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-01-21 |
| [SEP-2106](/seps/2106-json-schema-2020-12)                                           | 工具 `inputSchema` 和 `outputSchema` 符合 JSON Schema 2020-12 | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2026-01-06 |
| [SEP-2085](/seps/2085-governance-succession-and-amendment)                           | 治理继任和修订程序                                                | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2025-12-05 |
| [SEP-1865](/seps/1865-mcp-apps-interactive-user-interfaces-for-mcp)                  | MCP Apps - 面向 MCP 的交互式用户界面                               | <Badge color="green" shape="pill">Final</Badge> | 扩展轨道 | 2025-11-21 |
| [SEP-1850](/seps/1850-pr-based-sep-workflow)                                         | 基于 PR 的 SEP 工作流                                          | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2025-11-20 |
| [SEP-1730](/seps/1730-sdks-tiering-system)                                           | SDK 分层系统                                                 | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-10-29 |
| [SEP-1699](/seps/1699-support-sse-polling-via-server-side-disconnect)                | 支持通过服务器端断开连接进行 SSE 轮询                                    | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-10-22 |
| [SEP-1686](/seps/1686-tasks)                                                         | 任务                                                       | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-10-20 |
| [SEP-1613](/seps/1613-establish-json-schema-2020-12-as-default-dialect-f)            | 将 JSON Schema 2020-12 设为 MCP 的默认方言                       | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-10-06 |
| [SEP-1577](/seps/1577--sampling-with-tools)                                          | 使用工具进行采样                                                 | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-09-30 |
| [SEP-1330](/seps/1330-elicitation-enum-schema-improvements-and-standards)            | 诱导枚举模式改进和标准合规                                            | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-08-11 |
| [SEP-1319](/seps/1319-decouple-request-payload-from-rpc-methods-definiti)            | 将请求载荷与 RPC 方法定义解耦                                        | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-08-08 |
| [SEP-1303](/seps/1303-input-validation-errors-as-tool-execution-errors)              | 将输入验证错误作为工具执行错误                                          | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-08-05 |
| [SEP-1302](/seps/1302-formalize-working-groups-and-interest-groups-in-mc)            | 在 MCP 治理中正式化工作组和兴趣组                                      | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-08-05 |
| [SEP-1046](/seps/1046-support-oauth-client-credentials-flow-in-authoriza)            | 支持授权中的 OAuth 客户端凭证流程                                     | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-23 |
| [SEP-1036](/seps/1036-url-mode-elicitation-for-secure-out-of-band-intera)            | 用于安全带外交互的 URL 模式诱导                                       | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-22 |
| [SEP-1034](/seps/1034--support-default-values-for-all-primitive-types-in)            | 在诱导模式中支持所有原始类型的默认值                                       | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-22 |
| [SEP-1024](/seps/1024-mcp-client-security-requirements-for-local-server-)            | 本地服务器安装的 MCP 客户端安全要求                                     | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-22 |
| [SEP-994](/seps/994-shared-communication-practicesguidelines)                        | 共享沟通实践/指南                                                | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2025-07-17 |
| [SEP-991](/seps/991-enable-url-based-client-registration-using-oauth-c)              | 使用 OAuth 客户端 ID 元数据文档启用基于 URL 的客户端注册                     | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-07 |
| [SEP-990](/seps/990-enable-enterprise-idp-policy-controls-during-mcp-o)              | 在 MCP OAuth 流程期间启用企业 IdP 策略控制                            | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-06-04 |
| [SEP-986](/seps/986-specify-format-for-tool-names)                                   | 指定工具名称格式                                                 | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-16 |
| [SEP-985](/seps/985-align-oauth-20-protected-resource-metadata-with-rf)              | 将 OAuth 2.0 受保护资源元数据与 RFC 9728 对齐                        | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-16 |
| [SEP-973](/seps/973-expose-additional-metadata-for-implementations-res)              | 为实现、资源、工具和提示公开额外元数据                                      | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-07-15 |
| [SEP-932](/seps/932-model-context-protocol-governance)                               | 模型上下文协议治理                                                | <Badge color="green" shape="pill">Final</Badge> | 流程   | 2025-07-08 |
| [SEP-414](/seps/414-request-meta)                                                    | 文档化 OpenTelemetry 跟踪上下文传播约定                              | <Badge color="green" shape="pill">Final</Badge> | 标准轨道 | 2025-04-25 |

## SEP 状态定义

| 状态                                             | 定义                      |
| ---------------------------------------------- | ----------------------- |
| <Badge color="gray" shape="pill">草稿</Badge>    | 带有发起人的 SEP 提案，正在进行非正式审查 |
| <Badge color="yellow" shape="pill">审查中</Badge> | SEP 提案已准备好供核心维护者正式审查    |
| <Badge color="blue" shape="pill">已接受</Badge>   | SEP 已接受，等待参考实现          |
| <Badge color="green" shape="pill">最终版</Badge>  | SEP 已定稿，参考实现完成          |
| <Badge color="red" shape="pill">已拒绝</Badge>    | SEP 被核心维护者拒绝            |
| <Badge color="red" shape="pill">已撤回</Badge>    | SEP 被作者撤回               |
| <Badge color="purple" shape="pill">已取代</Badge> | SEP 被新的 SEP 取代          |
| <Badge color="orange" shape="pill">休眠</Badge>  | 没有发起人的 SEP，6 个月后关闭      |