diff --git a/CHANGELOG.md b/CHANGELOG.md
index 97494b3f..961baf7b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Changelog
 
 ## Unreleased
+- Add new models to GitHub config (Gpt 5.1 and Opus 4.5).
 
 ## 0.80.0
 
diff --git a/integration-test/integration/initialize_test.clj b/integration-test/integration/initialize_test.clj
index fc1bad02..03973991 100644
--- a/integration-test/integration/initialize_test.clj
+++ b/integration-test/integration/initialize_test.clj
@@ -19,12 +19,14 @@
                 "anthropic/claude-sonnet-4-5-20250929"
                 "github-copilot/claude-haiku-4.5"
                 "github-copilot/claude-opus-4.1"
+                "github-copilot/claude-opus-4.5"
                 "github-copilot/claude-sonnet-4.5"
                 "github-copilot/gemini-2.5-pro"
                 "github-copilot/gpt-4.1"
                 "github-copilot/gpt-4o"
                 "github-copilot/gpt-5"
                 "github-copilot/gpt-5-mini"
+                "github-copilot/gpt-5.1"
                 "github-copilot/grok-code-fast-1"
                 "google/gemini-2.0-flash"
                 "google/gemini-2.5-pro"
@@ -80,12 +82,14 @@
                 "anthropic/claude-sonnet-4-5-20250929"
                 "github-copilot/claude-haiku-4.5"
                 "github-copilot/claude-opus-4.1"
+                "github-copilot/claude-opus-4.5"
                 "github-copilot/claude-sonnet-4.5"
                 "github-copilot/gemini-2.5-pro"
                 "github-copilot/gpt-4.1"
                 "github-copilot/gpt-4o"
                 "github-copilot/gpt-5"
                 "github-copilot/gpt-5-mini"
+                "github-copilot/gpt-5.1"
                 "github-copilot/grok-code-fast-1"
                 "google/gemini-2.0-flash"
                 "google/gemini-2.5-pro"
diff --git a/src/eca/config.clj b/src/eca/config.clj
index b2b50fd7..1ab88dd6 100644
--- a/src/eca/config.clj
+++ b/src/eca/config.clj
@@ -64,7 +64,9 @@
                                  :requiresAuth? true
                                  :models {"claude-haiku-4.5" {}
                                           "claude-opus-4.1" {}
+                                          "claude-opus-4.5" {}
                                           "claude-sonnet-4.5" {}
+                                          "gpt-5.1" {}
                                           "gpt-5" {}
                                           "gpt-5-mini" {}
                                           "gpt-4.1" {}