diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 722cfd77..26422d50 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  "packages/contracts": "0.0.0",
-  "packages/client-sdk": "0.0.0"
+  "packages/contracts": "1.0.0",
+  "packages/client-sdk": "1.0.0"
 }
diff --git a/packages/client-sdk/CHANGELOG.md b/packages/client-sdk/CHANGELOG.md
new file mode 100644
index 00000000..c0377f1f
--- /dev/null
+++ b/packages/client-sdk/CHANGELOG.md
@@ -0,0 +1,12 @@
+# Changelog
+
+## 1.0.0 (2026-06-01)
+
+
+### Features
+
+* **client-sdk:** add Plan-002 Phase 5 membership client surface ([dff6523](https://github.com/Sawmonabo/ai-sidekicks/commit/dff65231237744179d9339f9291b659455d0f592))
+* **control-plane:** add HTTP/SSE substrate (Plan-008 Phase 1) ([#21](https://github.com/Sawmonabo/ai-sidekicks/issues/21)) ([a362809](https://github.com/Sawmonabo/ai-sidekicks/commit/a36280908bc56e7bca542910ab49b36ee62e3213))
+* **daemon:** add session.* handlers + SDK transport (Plan-007 Phase 3) ([#19](https://github.com/Sawmonabo/ai-sidekicks/issues/19)) ([0e5599d](https://github.com/Sawmonabo/ai-sidekicks/commit/0e5599dc2047ec9ba6a008cd6554b4f73f4f7ea9))
+* **repo:** close BL-102/103/105 (protocolVersion + errors + events) ([b7041e3](https://github.com/Sawmonabo/ai-sidekicks/commit/b7041e3f20cbdb0ab1e27d1335caea11eb5651c1))
+* **repo:** scaffold V1 monorepo + engineering CI surface ([#6](https://github.com/Sawmonabo/ai-sidekicks/issues/6)) ([ca22530](https://github.com/Sawmonabo/ai-sidekicks/commit/ca2253032366e4500b72f10750b5dc9142bf7182))
diff --git a/packages/client-sdk/package.json b/packages/client-sdk/package.json
index 872d00c3..37833c34 100644
--- a/packages/client-sdk/package.json
+++ b/packages/client-sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ai-sidekicks/client-sdk",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "type": "module",
   "description": "Typed client SDK used by desktop renderer and CLI.",
   "license": "Apache-2.0",
diff --git a/packages/contracts/CHANGELOG.md b/packages/contracts/CHANGELOG.md
new file mode 100644
index 00000000..5c06d14c
--- /dev/null
+++ b/packages/contracts/CHANGELOG.md
@@ -0,0 +1,22 @@
+# Changelog
+
+## 1.0.0 (2026-06-01)
+
+
+### Features
+
+* **client-sdk:** add Plan-002 Phase 5 membership client surface ([dff6523](https://github.com/Sawmonabo/ai-sidekicks/commit/dff65231237744179d9339f9291b659455d0f592))
+* **contracts:** add PtyHost interface (Plan-024 T-024-2-1) ([#45](https://github.com/Sawmonabo/ai-sidekicks/issues/45)) ([ed71ee1](https://github.com/Sawmonabo/ai-sidekicks/commit/ed71ee16bbe4923b3c30936d7507b77a585c0bb1))
+* **contracts:** add session, event, and error payload schemas ([#8](https://github.com/Sawmonabo/ai-sidekicks/issues/8)) ([6166fa9](https://github.com/Sawmonabo/ai-sidekicks/commit/6166fa9b60ad41764adee819cfb8bd2f769485d8))
+* **contracts:** Plan-002 P1 invite/membership/presence/channel contracts ([#102](https://github.com/Sawmonabo/ai-sidekicks/issues/102)) ([347d62b](https://github.com/Sawmonabo/ai-sidekicks/commit/347d62b1635ed97805294e4ed91d8ea679a36af0))
+* **control-plane:** add HTTP/SSE substrate (Plan-008 Phase 1) ([#21](https://github.com/Sawmonabo/ai-sidekicks/issues/21)) ([a362809](https://github.com/Sawmonabo/ai-sidekicks/commit/a36280908bc56e7bca542910ab49b36ee62e3213))
+* **control-plane:** add session directory service (create/read/join) ([#10](https://github.com/Sawmonabo/ai-sidekicks/issues/10)) ([c723b18](https://github.com/Sawmonabo/ai-sidekicks/commit/c723b18b9a6bc7a1dd8d0bbafebce3dc19d2405f))
+* **control-plane:** close Plan-001 P5 residuals + promote to completed ([#87](https://github.com/Sawmonabo/ai-sidekicks/issues/87)) ([bc33f30](https://github.com/Sawmonabo/ai-sidekicks/commit/bc33f30c1f624822156fffafd4283b031f192a59))
+* **control-plane:** Plan-002 P3 presence + ChannelList projection ([#108](https://github.com/Sawmonabo/ai-sidekicks/issues/108)) ([1b8e865](https://github.com/Sawmonabo/ai-sidekicks/commit/1b8e8656241fb0b554531cba1447c6745681d822))
+* **daemon:** add JSON-RPC wire substrate (Plan-007 Phase 2) ([#17](https://github.com/Sawmonabo/ai-sidekicks/issues/17)) ([3d8ef0e](https://github.com/Sawmonabo/ai-sidekicks/commit/3d8ef0e4d12226a86f382c691ad46e1a6f41fef9))
+* **daemon:** add session.* handlers + SDK transport (Plan-007 Phase 3) ([#19](https://github.com/Sawmonabo/ai-sidekicks/issues/19)) ([0e5599d](https://github.com/Sawmonabo/ai-sidekicks/commit/0e5599dc2047ec9ba6a008cd6554b4f73f4f7ea9))
+* **daemon:** RustSidecarPtyHost + AIS_PTY_BACKEND opt-in (Plan-024 P3) ([#56](https://github.com/Sawmonabo/ai-sidekicks/issues/56)) ([be58baa](https://github.com/Sawmonabo/ai-sidekicks/commit/be58baaf4086771a6bbfc24eebecdc77fd9846fc))
+* **desktop:** scaffold Plan-023 Phase 1 workspace substrate ([#70](https://github.com/Sawmonabo/ai-sidekicks/issues/70)) ([dcb9644](https://github.com/Sawmonabo/ai-sidekicks/commit/dcb9644246760443f671befb1a229babb6a644c1))
+* **repo:** close BL-102/103/105 (protocolVersion + errors + events) ([b7041e3](https://github.com/Sawmonabo/ai-sidekicks/commit/b7041e3f20cbdb0ab1e27d1335caea11eb5651c1))
+* **repo:** scaffold V1 monorepo + engineering CI surface ([#6](https://github.com/Sawmonabo/ai-sidekicks/issues/6)) ([ca22530](https://github.com/Sawmonabo/ai-sidekicks/commit/ca2253032366e4500b72f10750b5dc9142bf7182))
+* **sidecar-rust-pty:** bootstrap crate + protocol + framing (Plan-024 P1) ([#42](https://github.com/Sawmonabo/ai-sidekicks/issues/42)) ([4b0a37e](https://github.com/Sawmonabo/ai-sidekicks/commit/4b0a37ed19b36d1ea037d2d95aab72601600c563))
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index bf51fc35..338ecbbd 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ai-sidekicks/contracts",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "type": "module",
   "description": "Shared protocol contracts, schema definitions, and cross-container types.",
   "license": "Apache-2.0",