chore: release v3.0.0

Author: github-actions[bot]

Cargo.toml

@@ -4,12 +4,12 @@ default-members = ["crates/rmcp", "crates/rmcp-macros"]
 resolver = "2"
 
 [workspace.dependencies]
-rmcp = { version = "2.2.0", path = "./crates/rmcp" }
-rmcp-macros = { version = "2.2.0", path = "./crates/rmcp-macros" }
+rmcp = { version = "3.0.0", path = "./crates/rmcp" }
+rmcp-macros = { version = "3.0.0", path = "./crates/rmcp-macros" }
 
 [workspace.package]
 edition = "2024"
-version = "2.2.0"
+version = "3.0.0"
 authors = ["4t145 <u4t145@163.com>"]
 license = "Apache-2.0"
 repository = "https://github.com/modelcontextprotocol/rust-sdk/"

crates/rmcp-macros/CHANGELOG.md

@@ -7,6 +7,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [3.0.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-macros-v2.2.0...rmcp-macros-v3.0.0) - 2026-07-16
+
+### Added
+
+- [**breaking**] implement SEP-2549 cache hints ([#889](https://github.com/modelcontextprotocol/rust-sdk/pull/889))
+- [**breaking**] add MRTR behavior support (SEP-2322) ([#929](https://github.com/modelcontextprotocol/rust-sdk/pull/929))
+- relax outputSchema to accept non-object JSON Schema types (SEP-2106) ([#895](https://github.com/modelcontextprotocol/rust-sdk/pull/895))
+- [**breaking**] add MRTR model types (SEP-2322) ([#915](https://github.com/modelcontextprotocol/rust-sdk/pull/915))
+
 ## [2.0.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-macros-v1.8.0...rmcp-macros-v2.0.0) - 2026-06-27
 
 ### Added

crates/rmcp/CHANGELOG.md

@@ -7,6 +7,32 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [3.0.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-v2.2.0...rmcp-v3.0.0) - 2026-07-16
+
+### Added
+
+- [**breaking**] add server discovery and negotiation (SEP-2575) ([#973](https://github.com/modelcontextprotocol/rust-sdk/pull/973))
+- *(conformance)* add SEP-2243 header validation tool ([#997](https://github.com/modelcontextprotocol/rust-sdk/pull/997))
+- [**breaking**] align metadata models with draft schema ([#993](https://github.com/modelcontextprotocol/rust-sdk/pull/993))
+- [**breaking**] implement SEP-2549 cache hints ([#889](https://github.com/modelcontextprotocol/rust-sdk/pull/889))
+- [**breaking**] add MRTR behavior support (SEP-2322) ([#929](https://github.com/modelcontextprotocol/rust-sdk/pull/929))
+- [**breaking**] type Annotations.lastModified as a string ([#956](https://github.com/modelcontextprotocol/rust-sdk/pull/956))
+- [**breaking**] add SEP-2243 HTTP standard headers ([#907](https://github.com/modelcontextprotocol/rust-sdk/pull/907))
+- relax outputSchema to accept non-object JSON Schema types (SEP-2106) ([#895](https://github.com/modelcontextprotocol/rust-sdk/pull/895))
+- [**breaking**] relax tool result structuredContent type (SEP-2106) ([#933](https://github.com/modelcontextprotocol/rust-sdk/pull/933))
+- [**breaking**] add MRTR model types (SEP-2322) ([#915](https://github.com/modelcontextprotocol/rust-sdk/pull/915))
+
+### Fixed
+
+- bound streamable HTTP memory usage ([#970](https://github.com/modelcontextprotocol/rust-sdk/pull/970))
+- *(streamable-http)* preserve progress in JSON mode ([#990](https://github.com/modelcontextprotocol/rust-sdk/pull/990))
+- specify compatible sse-stream version ([#968](https://github.com/modelcontextprotocol/rust-sdk/pull/968))
+- flag schema derive on schemars feature ([#966](https://github.com/modelcontextprotocol/rust-sdk/pull/966))
+
+### Other
+
+- serialize JavaScript dependency install ([#972](https://github.com/modelcontextprotocol/rust-sdk/pull/972))
+
 ## [2.2.0](https://github.com/modelcontextprotocol/rust-sdk/compare/rmcp-v2.1.0...rmcp-v2.2.0) - 2026-07-08
 
 ### Added