fix(tui): show session timestamps in listings

README.md

@@ -388,7 +388,7 @@ codewhale doctor --json                           # machine-readable diagnostics
 codewhale setup --status                          # read-only setup status
 codewhale setup --tools --plugins                 # scaffold tool/plugin dirs
 codewhale models                                  # list live API models
-codewhale sessions                                # list saved sessions
+codewhale sessions                                # list saved sessions with timestamps
 codewhale resume --last                           # resume the most recent session in this workspace
 codewhale resume <SESSION_ID>                     # resume a specific session by UUID
 codewhale fork <SESSION_ID>                       # fork a saved session into a sibling path
@@ -414,6 +414,11 @@ id in metadata, and opens that fork so you can explore an alternate direction
 without polluting the original path. The session picker and `codewhale sessions`
 mark forked sessions with their parent id.
 
+`codewhale sessions` lists saved sessions across workspaces and includes the
+last-updated timestamp. `codewhale resume --last` and `codewhale --continue`
+choose the latest session for the current workspace; pass an explicit session id
+when resuming work from another directory.
+
 Inside the TUI, Esc-Esc backtrack can rewind the active transcript to a prior
 user prompt and put that prompt back in the composer for editing. `/restore`
 and `revert_turn` are separate workspace rollback tools: they restore files

crates/tui/src/session_manager.rs

@@ -957,6 +957,7 @@ fn truncate_title(s: &str, max_len: usize) -> String {
 /// Format a session for display in a picker
 pub fn format_session_line(meta: &SessionMetadata) -> String {
     let age = format_age(&meta.updated_at);
+    let updated = format_session_updated_at(&meta.updated_at, &age);
     let truncated_title = truncate_title(extract_title(&meta.title), 40);
     let fork_label = meta
         .parent_session_id
@@ -970,10 +971,14 @@ pub fn format_session_line(meta: &SessionMetadata) -> String {
         truncated_title,
         meta.message_count,
         fork_label,
-        age
+        updated
     )
 }
 
+pub(crate) fn format_session_updated_at(dt: &DateTime<Utc>, age: &str) -> String {
+    format!("{} ({age})", dt.format("%Y-%m-%d %H:%M UTC"))
+}
+
 /// Format a datetime as relative age
 fn format_age(dt: &DateTime<Utc>) -> String {
     let now = Utc::now();
@@ -1480,6 +1485,27 @@ mod tests {
         assert_eq!(format_age(&day_ago), "3d ago");
     }
 
+    #[test]
+    fn format_session_line_includes_absolute_updated_timestamp() {
+        let mut session = create_saved_session(
+            &[make_test_message("user", "Find Friday work")],
+            "test-model",
+            Path::new("/tmp/project"),
+            100,
+            None,
+        );
+        session.metadata.updated_at = DateTime::parse_from_rfc3339("2026-06-01T12:34:00Z")
+            .expect("timestamp")
+            .with_timezone(&Utc);
+
+        let line = format_session_line(&session.metadata);
+
+        assert!(
+            line.contains("2026-06-01 12:34 UTC"),
+            "session list should include an absolute timestamp, got {line:?}"
+        );
+    }
+
     #[test]
     fn test_update_session() {
         let tmp = tempdir().expect("tempdir");

crates/tui/src/tui/session_picker.rs

@@ -692,7 +692,8 @@ fn build_list_lines(
 }
 
 fn format_session_line(session: &SessionMetadata) -> String {
-    let updated = format_relative_time(&session.updated_at);
+    let age = format_relative_time(&session.updated_at);
+    let updated = crate::session_manager::format_session_updated_at(&session.updated_at, &age);
     let raw_title = extract_title(&session.title);
     let title = if raw_title == "Session" {
         truncate(crate::session_manager::truncate_id(&session.id), 32)
@@ -1111,6 +1112,39 @@ mod tests {
         assert!(span.style.add_modifier.contains(Modifier::BOLD));
     }
 
+    #[test]
+    fn build_list_lines_includes_absolute_updated_timestamp() {
+        let mut session = test_session(1, "last friday thread");
+        session.updated_at = DateTime::parse_from_rfc3339("2026-06-01T12:34:00Z")
+            .expect("timestamp")
+            .with_timezone(&Utc);
+        let lines = build_list_lines(
+            &[session],
+            0,
+            120,
+            0,
+            5,
+            false,
+            "",
+            "recent",
+            false,
+            false,
+            "",
+            None,
+        );
+
+        let rendered = lines
+            .iter()
+            .flat_map(|line| line.spans.iter())
+            .map(|span| span.content.as_ref())
+            .collect::<Vec<_>>()
+            .join("\n");
+        assert!(
+            rendered.contains("2026-06-01 12:34 UTC"),
+            "session picker should include an absolute timestamp, got {rendered:?}"
+        );
+    }
+
     #[test]
     fn build_list_lines_marks_fork_lineage() {
         let mut forked = test_session(1, "forked path");

docs/GUIDE.md

@@ -508,6 +508,11 @@ CodeWhale saves sessions. Use the session picker or resume/continue CLI paths
 documented in the README and modes guide. For a risky experiment, fork the
 session before changing direction.
 
+The `/sessions` picker starts scoped to the current workspace so resumes stay
+attached to the project you opened. Press `a` in the picker to show sessions
+from every workspace, or run `codewhale sessions` to list all saved sessions
+with last-updated timestamps before resuming a specific id.
+
 ### What should I do when the model gets confused?
 
 Stop and restate the goal, constraints, and current evidence. If the transcript