diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0d51a367..fe941d15 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.78.0"
+  ".": "0.79.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a687aada..e92e9ad9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,49 @@
 # Changelog
 
+## [0.79.0](https://github.com/openai/openai-ruby/compare/v0.78.0...v0.79.0) (2026-08-13)
+
+
+### Features
+
+* add HTTP response observability ([#365](https://github.com/openai/openai-ruby/issues/365)) ([48d36b7](https://github.com/openai/openai-ruby/commit/48d36b70883a446a8062dca50fbc2d419fbe1fb9))
+* add Tapioca typing for structured outputs ([#364](https://github.com/openai/openai-ruby/issues/364)) ([738e2b4](https://github.com/openai/openai-ruby/commit/738e2b4de4f991e594f9d319c4d17f0955cd8edd))
+* **api:** Add new model identifiers and remove audit log source ([e0a4bc5](https://github.com/openai/openai-ruby/commit/e0a4bc56d5280c45a12e44adc49b6c34e182b33f))
+* **api:** add workload identity access token issued event ([#372](https://github.com/openai/openai-ruby/issues/372)) ([9199779](https://github.com/openai/openai-ruby/commit/919977919667da8b0764a7134d646e9cac24e709))
+* **client:** add default headers ([#369](https://github.com/openai/openai-ruby/issues/369)) ([d516874](https://github.com/openai/openai-ruby/commit/d516874ebca3ac142ecbc9d829367ab97ae685f2))
+* expose request IDs ([#352](https://github.com/openai/openai-ruby/issues/352)) ([c15fb7b](https://github.com/openai/openai-ruby/commit/c15fb7b5d3f15de8ffc1404dba870752175415af))
+* support Azure OpenAI v1 ([#355](https://github.com/openai/openai-ruby/issues/355)) ([c1d223e](https://github.com/openai/openai-ruby/commit/c1d223e2253450cee2631f875b968baa7cbcdc2e))
+
+
+### Bug Fixes
+
+* **api:** Add new model identifiers and remove audit log source ([#360](https://github.com/openai/openai-ruby/issues/360)) ([e0a4bc5](https://github.com/openai/openai-ruby/commit/e0a4bc56d5280c45a12e44adc49b6c34e182b33f))
+* **api:** allow nil timeout in client signatures ([#363](https://github.com/openai/openai-ruby/issues/363)) ([e52ca61](https://github.com/openai/openai-ruby/commit/e52ca61a116f7a49e98f903c28337232608264d7))
+* **api:** document file upload metadata defaults ([#361](https://github.com/openai/openai-ruby/issues/361)) ([b4bc1ea](https://github.com/openai/openai-ruby/commit/b4bc1eaf8dd8edcc10700b3d29669816176839a3))
+* coerce nested BaseModel fields ([#295](https://github.com/openai/openai-ruby/issues/295)) ([e5152a9](https://github.com/openai/openai-ruby/commit/e5152a92962251ce76ceb3d89ec0b6b37fa4efdb))
+* encode multipart array and nested fields ([#348](https://github.com/openai/openai-ruby/issues/348)) ([1c71a1e](https://github.com/openai/openai-ruby/commit/1c71a1eccdee36a1e8dc8ab974ad1437396bd6e6))
+* loading after ActiveSupport 6 subclass extensions ([#346](https://github.com/openai/openai-ruby/issues/346)) ([20fbb09](https://github.com/openai/openai-ruby/commit/20fbb0942991888e618e5b5a86531e58fff65626))
+* preserve binary multipart stream reads ([#354](https://github.com/openai/openai-ruby/issues/354)) ([b3a1ba7](https://github.com/openai/openai-ruby/commit/b3a1ba7f3dc561ac28d2768e619e46da75177c3c))
+* return values from interruptible enumerator ([#350](https://github.com/openai/openai-ruby/issues/350)) ([327dad7](https://github.com/openai/openai-ruby/commit/327dad76d434b8ea56401efb1312e9b499cc8e71))
+* tighten JSON, JSONL, and SSE content type matching ([#277](https://github.com/openai/openai-ruby/issues/277)) ([66359a0](https://github.com/openai/openai-ruby/commit/66359a09076711315bed0c8aceea8db89bc4bd42))
+
+
+### Reverts
+
+* nested BaseModel coercion ([#295](https://github.com/openai/openai-ruby/issues/295)) ([#375](https://github.com/openai/openai-ruby/issues/375)) ([65fa76e](https://github.com/openai/openai-ruby/commit/65fa76e57881804908bc4d1753ee7d60cff1f875))
+
+
+### Chores
+
+* Cover Ruby files at the SDK root ([#362](https://github.com/openai/openai-ruby/issues/362)) ([d11f25b](https://github.com/openai/openai-ruby/commit/d11f25b28044e618849cd430c63946a306ede32c))
+* enforce redundant directive lint ([#366](https://github.com/openai/openai-ruby/issues/366)) ([8448a4c](https://github.com/openai/openai-ruby/commit/8448a4cb1551fb47a28205556e0bce320eb82c99))
+* remove Stainless attribution and infrastructure ([#371](https://github.com/openai/openai-ruby/issues/371)) ([33d2c86](https://github.com/openai/openai-ruby/commit/33d2c864e1f3c2a683f1b826838b2bfd2e380a26))
+
+
+### Documentation
+
+* clarify file upload metadata ([#358](https://github.com/openai/openai-ruby/issues/358)) ([698ac65](https://github.com/openai/openai-ruby/commit/698ac65d948f07edf30255c621abaac6437f0bcf)), closes [#243](https://github.com/openai/openai-ruby/issues/243)
+* document fiber scheduler concurrency ([#357](https://github.com/openai/openai-ruby/issues/357)) ([25a7bbc](https://github.com/openai/openai-ruby/commit/25a7bbcdc93c3331dc199e4cfe1da6037ef43bb2))
+
 ## [0.78.0](https://github.com/openai/openai-ruby/compare/v0.77.1...v0.78.0) (2026-08-07)
 
 
diff --git a/Gemfile.lock b/Gemfile.lock
index d206ab02..56d2ecf8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    openai (0.78.0)
+    openai (0.79.0)
       base64
       cgi
       connection_pool (>= 2.2.3)
diff --git a/README.md b/README.md
index 21bf0691..12a0535f 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ To use this gem, install via Bundler by adding the following to your application
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "openai", "~> 0.78.0"
+gem "openai", "~> 0.79.0"
 ```
 
 <!-- x-release-please-end -->
diff --git a/lib/openai/version.rb b/lib/openai/version.rb
index cbf88aa6..9f78d499 100644
--- a/lib/openai/version.rb
+++ b/lib/openai/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module OpenAI
-  VERSION = "0.78.0"
+  VERSION = "0.79.0"
 end