diff --git a/Cargo.lock b/Cargo.lock
index 149bfb5..2a42d52 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 4
 
 [[package]]
 name = "agent-client-protocol"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "agent-client-protocol-derive",
  "agent-client-protocol-schema",
@@ -29,7 +29,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-conductor"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-polyfill",
@@ -59,7 +59,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-cookbook"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-rmcp",
@@ -71,7 +71,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-derive"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "quote",
  "syn",
@@ -79,7 +79,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-http"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-test",
@@ -102,7 +102,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-polyfill"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "agent-client-protocol",
  "anyhow",
@@ -121,7 +121,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-rmcp"
-version = "1.1.0"
+version = "2.0.0"
 dependencies = [
  "agent-client-protocol",
  "futures",
@@ -173,7 +173,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-trace-viewer"
-version = "1.1.0"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "axum",
@@ -2179,9 +2179,9 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.22"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b39cdef0fa800fc44525c84ccb54a029961a8215f9619753635a9c0d2538d46d"
+checksum = "cf54715a573b99ac80df0bc206da022bcd442c974952c7b9720069370852e21f"
 
 [[package]]
 name = "ryu"
@@ -2466,9 +2466,9 @@ dependencies = [
 
 [[package]]
 name = "sse-stream"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3962b63f038885f15bce2c6e02c0e7925c072f1ac86bb60fd44c5c6b762fb72"
+checksum = "39f24a9b78c40b90817bbcd1821c74ddfd74916aadd29403d001532a9195532d"
 dependencies = [
  "bytes",
  "futures-util",
diff --git a/Cargo.toml b/Cargo.toml
index df0d7fd..43a0359 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,14 +27,14 @@ homepage = "https://github.com/agentclientprotocol/rust-sdk"
 
 [workspace.dependencies]
 # Internal crates
-agent-client-protocol = { path = "src/agent-client-protocol", version = "1.1.0" }
-agent-client-protocol-conductor = { path = "src/agent-client-protocol-conductor", version = "1.1.0" }
-agent-client-protocol-derive = { path = "src/agent-client-protocol-derive", version = "1.1.0" }
-agent-client-protocol-http = { path = "src/agent-client-protocol-http", version = "1.1.0" }
-agent-client-protocol-polyfill = { path = "src/agent-client-protocol-polyfill", version = "1.1.0" }
-agent-client-protocol-rmcp = { path = "src/agent-client-protocol-rmcp", version = "1.1.0" }
+agent-client-protocol = { path = "src/agent-client-protocol", version = "1.2.0" }
+agent-client-protocol-conductor = { path = "src/agent-client-protocol-conductor", version = "1.2.0" }
+agent-client-protocol-derive = { path = "src/agent-client-protocol-derive", version = "1.2.0" }
+agent-client-protocol-http = { path = "src/agent-client-protocol-http", version = "1.2.0" }
+agent-client-protocol-polyfill = { path = "src/agent-client-protocol-polyfill", version = "1.2.0" }
+agent-client-protocol-rmcp = { path = "src/agent-client-protocol-rmcp", version = "2.0.0" }
 agent-client-protocol-test = { path = "src/agent-client-protocol-test" }
-agent-client-protocol-trace-viewer = { path = "src/agent-client-protocol-trace-viewer", version = "1.1.0" }
+agent-client-protocol-trace-viewer = { path = "src/agent-client-protocol-trace-viewer", version = "1.2.0" }
 yopo = { package = "agent-client-protocol-yopo", path = "src/yopo" }
 
 # Protocol
diff --git a/src/agent-client-protocol-conductor/CHANGELOG.md b/src/agent-client-protocol-conductor/CHANGELOG.md
index 7ae99a7..eadbe95 100644
--- a/src/agent-client-protocol-conductor/CHANGELOG.md
+++ b/src/agent-client-protocol-conductor/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.2.0](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-conductor-v1.1.0...agent-client-protocol-conductor-v1.2.0) - 2026-07-07
+
+### Added
+
+- *(deps)* bump rmcp from 1.8.0 to 2.1.0 ([#239](https://github.com/agentclientprotocol/rust-sdk/pull/239))
+
 ## [1.1.0](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-conductor-v1.0.1...agent-client-protocol-conductor-v1.1.0) - 2026-07-06
 
 ### Added
diff --git a/src/agent-client-protocol-conductor/Cargo.toml b/src/agent-client-protocol-conductor/Cargo.toml
index e9ec13d..082c9bc 100644
--- a/src/agent-client-protocol-conductor/Cargo.toml
+++ b/src/agent-client-protocol-conductor/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-conductor"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-cookbook/CHANGELOG.md b/src/agent-client-protocol-cookbook/CHANGELOG.md
index 3cabaa4..2312abd 100644
--- a/src/agent-client-protocol-cookbook/CHANGELOG.md
+++ b/src/agent-client-protocol-cookbook/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.2.0](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-cookbook-v1.1.0...agent-client-protocol-cookbook-v1.2.0) - 2026-07-07
+
+### Added
+
+- *(deps)* bump rmcp from 1.8.0 to 2.1.0 ([#239](https://github.com/agentclientprotocol/rust-sdk/pull/239))
+
 ## [1.0.1](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-cookbook-v1.0.0...agent-client-protocol-cookbook-v1.0.1) - 2026-06-29
 
 ### Other
diff --git a/src/agent-client-protocol-cookbook/Cargo.toml b/src/agent-client-protocol-cookbook/Cargo.toml
index 0ba01e0..06dbf33 100644
--- a/src/agent-client-protocol-cookbook/Cargo.toml
+++ b/src/agent-client-protocol-cookbook/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-cookbook"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-derive/Cargo.toml b/src/agent-client-protocol-derive/Cargo.toml
index 5513396..3df4c0e 100644
--- a/src/agent-client-protocol-derive/Cargo.toml
+++ b/src/agent-client-protocol-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-derive"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-http/Cargo.toml b/src/agent-client-protocol-http/Cargo.toml
index 84c0238..a426c78 100644
--- a/src/agent-client-protocol-http/Cargo.toml
+++ b/src/agent-client-protocol-http/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-http"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-polyfill/Cargo.toml b/src/agent-client-protocol-polyfill/Cargo.toml
index 5ca1fc0..97634d1 100644
--- a/src/agent-client-protocol-polyfill/Cargo.toml
+++ b/src/agent-client-protocol-polyfill/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-polyfill"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-rmcp/CHANGELOG.md b/src/agent-client-protocol-rmcp/CHANGELOG.md
index 0649237..41133d1 100644
--- a/src/agent-client-protocol-rmcp/CHANGELOG.md
+++ b/src/agent-client-protocol-rmcp/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.0.0](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-rmcp-v1.1.0...agent-client-protocol-rmcp-v2.0.0) - 2026-07-07
+
+### Added
+
+- [**breaking**] *(deps)* bump rmcp from 1.8.0 to 2.1.0 ([#239](https://github.com/agentclientprotocol/rust-sdk/pull/239)) — `rmcp` is a public dependency; its 2.x types (e.g. `ContentBlock`) appear in this crate's API
+
 ## [1.0.1](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-rmcp-v1.0.0...agent-client-protocol-rmcp-v1.0.1) - 2026-06-29
 
 ### Other
diff --git a/src/agent-client-protocol-rmcp/Cargo.toml b/src/agent-client-protocol-rmcp/Cargo.toml
index 6a7f8b9..5ffe9e6 100644
--- a/src/agent-client-protocol-rmcp/Cargo.toml
+++ b/src/agent-client-protocol-rmcp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-rmcp"
-version = "1.1.0"
+version = "2.0.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-trace-viewer/Cargo.toml b/src/agent-client-protocol-trace-viewer/Cargo.toml
index 1d23e9f..4d87d3e 100644
--- a/src/agent-client-protocol-trace-viewer/Cargo.toml
+++ b/src/agent-client-protocol-trace-viewer/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-trace-viewer"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol/CHANGELOG.md b/src/agent-client-protocol/CHANGELOG.md
index 482ecb0..1c7942a 100644
--- a/src/agent-client-protocol/CHANGELOG.md
+++ b/src/agent-client-protocol/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## [Unreleased]
 
+## [1.2.0](https://github.com/agentclientprotocol/rust-sdk/compare/v1.1.0...v1.2.0) - 2026-07-07
+
+### Added
+
+- *(acp)* add constructors for renamed adapters ([#247](https://github.com/agentclientprotocol/rust-sdk/pull/247))
+
 ## [1.1.0](https://github.com/agentclientprotocol/rust-sdk/compare/v1.0.1...v1.1.0) - 2026-07-06
 
 ### Added
diff --git a/src/agent-client-protocol/Cargo.toml b/src/agent-client-protocol/Cargo.toml
index ef43fed..e071186 100644
--- a/src/agent-client-protocol/Cargo.toml
+++ b/src/agent-client-protocol/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol"
-version = "1.1.0"
+version = "1.2.0"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true