diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8ba267a4e..fb20f9f23 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,2 +1,2 @@
 
-{"react-sdk":"0.69.1","showcase":"0.34.1","cli":"0.47.0","create-tambo-app":"0.2.0","docs":"1.22.0","apps/web":"0.126.0","apps/api":"0.128.0"}
\ No newline at end of file
+{"react-sdk":"0.69.1","showcase":"0.34.1","cli":"0.47.0","create-tambo-app":"0.2.0","docs":"1.22.0","apps/web":"0.126.0","apps/api":"0.129.0"}
\ No newline at end of file
diff --git a/apps/api/CHANGELOG.md b/apps/api/CHANGELOG.md
index de3b9545f..e6e9ea695 100644
--- a/apps/api/CHANGELOG.md
+++ b/apps/api/CHANGELOG.md
@@ -1,5 +1,34 @@
 # Changelog
 
+## [0.129.0](https://github.com/tambo-ai/tambo/compare/api-v0.128.0...api-v0.129.0) (2026-01-17)
+
+
+### Features
+
+* **api:** implement v1 API phase 1 - foundation & schema ([#1767](https://github.com/tambo-ai/tambo/issues/1767)) ([e4dad06](https://github.com/tambo-ai/tambo/commit/e4dad061f22d2b6378846949beac1449f8c8b5c4))
+* **api:** implement v1 API phase 2 - thread & message CRUD ([#1779](https://github.com/tambo-ai/tambo/issues/1779)) ([94e6b60](https://github.com/tambo-ai/tambo/commit/94e6b600304b312b0fa419b5a217f42a3e052375))
+* **api:** V1 API Phase 3 PR [#1](https://github.com/tambo-ai/tambo/issues/1) - Run endpoints & streaming foundation ([#1792](https://github.com/tambo-ai/tambo/issues/1792)) ([18e0272](https://github.com/tambo-ai/tambo/commit/18e0272c8dbfda35d0cafddfc53236ca19356067))
+
+
+### Bug Fixes
+
+* **api:** suppress console output in tests ([#1752](https://github.com/tambo-ai/tambo/issues/1752)) ([bee04b4](https://github.com/tambo-ai/tambo/commit/bee04b4f5d6f1e0836238841d326c27aabbbdd44))
+
+
+### Miscellaneous Chores
+
+* **api:** add debug logging for S3 config ([#1804](https://github.com/tambo-ai/tambo/issues/1804)) ([cd75bf0](https://github.com/tambo-ai/tambo/commit/cd75bf0a0b8c6f8f26bb647ddba65aee2637c749))
+* **api:** add more debug logging for env vars ([#1805](https://github.com/tambo-ai/tambo/issues/1805)) ([e884e6b](https://github.com/tambo-ai/tambo/commit/e884e6bc5684fe1782c4baed716785ab2f5cc556))
+* **deps-dev:** bump @types/node from 22.19.1 to 22.19.5 ([#1746](https://github.com/tambo-ai/tambo/issues/1746)) ([aa0ca84](https://github.com/tambo-ai/tambo/commit/aa0ca84eb3e5cc582290e6aa0df6672f4b404969))
+* **deps-dev:** bump supertest from 7.1.4 to 7.2.2 in the testing group ([#1740](https://github.com/tambo-ai/tambo/issues/1740)) ([8482b5f](https://github.com/tambo-ai/tambo/commit/8482b5f70a8dd37e54c03581a09aa797a9dd6164))
+* **deps:** bump the ag-ui group across 1 directory with 2 updates ([#1771](https://github.com/tambo-ai/tambo/issues/1771)) ([5f0c14a](https://github.com/tambo-ai/tambo/commit/5f0c14aa5eaeb8dbf13bf68afe07c93faf2f6299))
+* **deps:** bump the small-safe-packages group with 5 updates ([#1742](https://github.com/tambo-ai/tambo/issues/1742)) ([2056c5c](https://github.com/tambo-ai/tambo/commit/2056c5c424310b103ec0a93bedc59f774c532a5b))
+
+
+### Code Refactoring
+
+* **logger:** replaced any with unknown and hardened message formatting ([#1670](https://github.com/tambo-ai/tambo/issues/1670)) ([6787db0](https://github.com/tambo-ai/tambo/commit/6787db01a96835f3168fd12a8a2dfd6e15fe42d9))
+
 ## [0.128.0](https://github.com/tambo-ai/tambo/compare/api-v0.127.1...api-v0.128.0) (2026-01-07)
 
 
diff --git a/apps/api/package.json b/apps/api/package.json
index fdfa55d38..694bd78ca 100644
--- a/apps/api/package.json
+++ b/apps/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tambo-ai-cloud/api",
-  "version": "0.128.0",
+  "version": "0.129.0",
   "description": "",
   "author": "",
   "private": true,