diff --git a/codex-rs/core/src/memories/extensions.rs b/codex-rs/core/src/memories/extensions.rs
index 91c96ebff..458197609 100644
--- a/codex-rs/core/src/memories/extensions.rs
+++ b/codex-rs/core/src/memories/extensions.rs
@@ -155,31 +155,31 @@ mod tests {
         let codex_home = TempDir::new().expect("create temp codex home");
         let memory_root = codex_home.path().join("memories");
         let extensions_root = memory_extensions_root(&memory_root);
-        let telepathy_resources = extensions_root.join("telepathy/resources");
-        tokio::fs::create_dir_all(&telepathy_resources)
+        let chronicle_resources = extensions_root.join("chronicle/resources");
+        tokio::fs::create_dir_all(&chronicle_resources)
             .await
-            .expect("create telepathy resources");
+            .expect("create chronicle resources");
         tokio::fs::write(
-            extensions_root.join("telepathy/instructions.md"),
+            extensions_root.join("chronicle/instructions.md"),
             "instructions",
         )
         .await
-        .expect("write telepathy instructions");
+        .expect("write chronicle instructions");
 
         let now = DateTime::from_naive_utc_and_offset(
             NaiveDateTime::parse_from_str("2026-04-14T12-00-00", FILENAME_TS_FORMAT)
                 .expect("parse now"),
             Utc,
         );
-        let old_file = telepathy_resources.join("2026-04-06T11-59-59-abcd-10min-old.md");
+        let old_file = chronicle_resources.join("2026-04-06T11-59-59-abcd-10min-old.md");
         let exact_cutoff_file =
-            telepathy_resources.join("2026-04-07T12-00-00-abcd-10min-cutoff.md");
-        let recent_file = telepathy_resources.join("2026-04-08T12-00-00-abcd-10min-recent.md");
-        let invalid_file = telepathy_resources.join("not-a-timestamp.md");
+            chronicle_resources.join("2026-04-07T12-00-00-abcd-10min-cutoff.md");
+        let recent_file = chronicle_resources.join("2026-04-08T12-00-00-abcd-10min-recent.md");
+        let invalid_file = chronicle_resources.join("not-a-timestamp.md");
         for file in [&old_file, &exact_cutoff_file, &recent_file, &invalid_file] {
             tokio::fs::write(file, "resource")
                 .await
-                .expect("write telepathy resource");
+                .expect("write chronicle resource");
         }
 
         let ignored_resources = extensions_root.join("ignored/resources");
@@ -200,11 +200,11 @@ mod tests {
                 .collect::<Vec<_>>(),
             vec![
                 RemovedExtensionResource {
-                    extension: "telepathy".to_string(),
+                    extension: "chronicle".to_string(),
                     resource_path: "resources/2026-04-06T11-59-59-abcd-10min-old.md".to_string(),
                 },
                 RemovedExtensionResource {
-                    extension: "telepathy".to_string(),
+                    extension: "chronicle".to_string(),
                     resource_path: "resources/2026-04-07T12-00-00-abcd-10min-cutoff.md".to_string(),
                 },
             ]
diff --git a/codex-rs/core/src/memories/prompts_tests.rs b/codex-rs/core/src/memories/prompts_tests.rs
index d0ce447c4..fcd6d8eb6 100644
--- a/codex-rs/core/src/memories/prompts_tests.rs
+++ b/codex-rs/core/src/memories/prompts_tests.rs
@@ -64,11 +64,11 @@ fn build_consolidation_prompt_includes_removed_extension_resources() {
     std::fs::create_dir_all(temp.path().join("memories_extensions")).unwrap();
     let removed_extension_resources = vec![
         RemovedExtensionResource {
-            extension: "telepathy".to_string(),
+            extension: "chronicle".to_string(),
             resource_path: "resources/2026-04-06T11-59-59-abcd-10min-old.md".to_string(),
         },
         RemovedExtensionResource {
-            extension: "telepathy".to_string(),
+            extension: "chronicle".to_string(),
             resource_path: "resources/2026-04-07T12-00-00-abcd-10min-cutoff.md".to_string(),
         },
     ];
@@ -81,7 +81,7 @@ fn build_consolidation_prompt_includes_removed_extension_resources() {
 
     assert!(prompt.contains("Memory extension resources removed by retention pruning:"));
     assert!(prompt.contains("- retention window: 7 days"));
-    assert!(prompt.contains("- extension: telepathy"));
+    assert!(prompt.contains("- extension: chronicle"));
     assert!(prompt.contains("  - resources/2026-04-06T11-59-59-abcd-10min-old.md"));
     assert!(prompt.contains("  - resources/2026-04-07T12-00-00-abcd-10min-cutoff.md"));
     assert!(prompt.contains("extension-specific deletion diff"));
diff --git a/codex-rs/core/src/memories/tests.rs b/codex-rs/core/src/memories/tests.rs
index 78ce3bcba..af698e1ea 100644
--- a/codex-rs/core/src/memories/tests.rs
+++ b/codex-rs/core/src/memories/tests.rs
@@ -1005,21 +1005,21 @@ mod phase2 {
             "stage-1 success should enqueue global consolidation"
         );
 
-        let telepathy_resources = config
+        let chronicle_resources = config
             .codex_home
-            .join("memories_extensions/telepathy/resources");
-        tokio::fs::create_dir_all(&telepathy_resources)
+            .join("memories_extensions/chronicle/resources");
+        tokio::fs::create_dir_all(&chronicle_resources)
             .await
-            .expect("create telepathy resources");
+            .expect("create chronicle resources");
         tokio::fs::write(
             config
                 .codex_home
-                .join("memories_extensions/telepathy/instructions.md"),
+                .join("memories_extensions/chronicle/instructions.md"),
             "instructions",
         )
         .await
-        .expect("write telepathy instructions");
-        let old_file = telepathy_resources.join(format!(
+        .expect("write chronicle instructions");
+        let old_file = chronicle_resources.join(format!(
             "{}-abcd-10min-old.md",
             (Utc::now() - ChronoDuration::days(8)).format("%Y-%m-%dT%H-%M-%S")
         ));
diff --git a/codex-rs/core/tests/suite/memories.rs b/codex-rs/core/tests/suite/memories.rs
index 554efe63c..c327bc55d 100644
--- a/codex-rs/core/tests/suite/memories.rs
+++ b/codex-rs/core/tests/suite/memories.rs
@@ -175,11 +175,11 @@ async fn memories_startup_phase2_prunes_old_extension_resources_and_reports_them
     )
     .await?;
 
-    let telepathy_resources = home.path().join("memories_extensions/telepathy/resources");
-    tokio::fs::create_dir_all(&telepathy_resources).await?;
+    let chronicle_resources = home.path().join("memories_extensions/chronicle/resources");
+    tokio::fs::create_dir_all(&chronicle_resources).await?;
     tokio::fs::write(
         home.path()
-            .join("memories_extensions/telepathy/instructions.md"),
+            .join("memories_extensions/chronicle/instructions.md"),
         "instructions",
     )
     .await?;
@@ -187,9 +187,9 @@ async fn memories_startup_phase2_prunes_old_extension_resources_and_reports_them
         "{}-abcd-10min-old.md",
         (now - ChronoDuration::days(8)).format("%Y-%m-%dT%H-%M-%S")
     );
-    let old_file = telepathy_resources.join(&old_file_name);
+    let old_file = chronicle_resources.join(&old_file_name);
     tokio::fs::write(&old_file, "old resource").await?;
-    let recent_file = telepathy_resources.join(format!(
+    let recent_file = chronicle_resources.join(format!(
         "{}-abcd-10min-recent.md",
         (now - ChronoDuration::days(6)).format("%Y-%m-%dT%H-%M-%S")
     ));
@@ -218,7 +218,7 @@ async fn memories_startup_phase2_prunes_old_extension_resources_and_reports_them
         "expected retention window in prompt: {prompt}"
     );
     assert!(
-        prompt.contains("- extension: telepathy"),
+        prompt.contains("- extension: chronicle"),
         "expected extension name in prompt: {prompt}"
     );
     assert!(
@@ -251,11 +251,11 @@ async fn memories_startup_phase2_processes_old_extension_resources_without_stage
         .await?;
 
     let now = Utc::now();
-    let telepathy_resources = home.path().join("memories_extensions/telepathy/resources");
-    tokio::fs::create_dir_all(&telepathy_resources).await?;
+    let chronicle_resources = home.path().join("memories_extensions/chronicle/resources");
+    tokio::fs::create_dir_all(&chronicle_resources).await?;
     tokio::fs::write(
         home.path()
-            .join("memories_extensions/telepathy/instructions.md"),
+            .join("memories_extensions/chronicle/instructions.md"),
         "instructions",
     )
     .await?;
@@ -263,7 +263,7 @@ async fn memories_startup_phase2_processes_old_extension_resources_without_stage
         "{}-abcd-10min-old.md",
         (now - ChronoDuration::days(8)).format("%Y-%m-%dT%H-%M-%S")
     );
-    let old_file = telepathy_resources.join(&old_file_name);
+    let old_file = chronicle_resources.join(&old_file_name);
     tokio::fs::write(&old_file, "old resource").await?;
 
     let phase2 = mount_sse_once(