diff --git a/codex-rs/app-server-protocol/src/protocol/v2.rs b/codex-rs/app-server-protocol/src/protocol/v2.rs
index d38a4dd435..f99659cd4d 100644
--- a/codex-rs/app-server-protocol/src/protocol/v2.rs
+++ b/codex-rs/app-server-protocol/src/protocol/v2.rs
@@ -2121,7 +2121,11 @@ pub enum ThreadItem {
     },
     #[serde(rename_all = "camelCase")]
     #[ts(rename_all = "camelCase")]
-    WebSearch { id: String, query: String },
+    WebSearch {
+        id: String,
+        query: String,
+        action: Option<WebSearchAction>,
+    },
     #[serde(rename_all = "camelCase")]
     #[ts(rename_all = "camelCase")]
     ImageView { id: String, path: String },
@@ -2136,6 +2140,42 @@ pub enum ThreadItem {
     ContextCompaction { id: String },
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
+#[serde(tag = "type", rename_all = "camelCase")]
+#[ts(tag = "type", rename_all = "camelCase")]
+pub enum WebSearchAction {
+    Search {
+        query: Option<String>,
+        queries: Option<Vec<String>>,
+    },
+    OpenPage {
+        url: Option<String>,
+    },
+    FindInPage {
+        url: Option<String>,
+        pattern: Option<String>,
+    },
+    #[serde(other)]
+    Other,
+}
+
+impl From<codex_protocol::models::WebSearchAction> for WebSearchAction {
+    fn from(value: codex_protocol::models::WebSearchAction) -> Self {
+        match value {
+            codex_protocol::models::WebSearchAction::Search { query, queries } => {
+                WebSearchAction::Search { query, queries }
+            }
+            codex_protocol::models::WebSearchAction::OpenPage { url } => {
+                WebSearchAction::OpenPage { url }
+            }
+            codex_protocol::models::WebSearchAction::FindInPage { url, pattern } => {
+                WebSearchAction::FindInPage { url, pattern }
+            }
+            codex_protocol::models::WebSearchAction::Other => WebSearchAction::Other,
+        }
+    }
+}
+
 impl From<CoreTurnItem> for ThreadItem {
     fn from(value: CoreTurnItem) -> Self {
         match value {
@@ -2165,6 +2205,7 @@ impl From<CoreTurnItem> for ThreadItem {
             CoreTurnItem::WebSearch(search) => ThreadItem::WebSearch {
                 id: search.id,
                 query: search.query,
+                action: Some(WebSearchAction::from(search.action)),
             },
             CoreTurnItem::ContextCompaction(compaction) => {
                 ThreadItem::ContextCompaction { id: compaction.id }
@@ -2818,7 +2859,7 @@ mod tests {
     use codex_protocol::items::TurnItem;
     use codex_protocol::items::UserMessageItem;
     use codex_protocol::items::WebSearchItem;
-    use codex_protocol::models::WebSearchAction;
+    use codex_protocol::models::WebSearchAction as CoreWebSearchAction;
     use codex_protocol::protocol::NetworkAccess as CoreNetworkAccess;
     use codex_protocol::user_input::UserInput as CoreUserInput;
     use pretty_assertions::assert_eq;
@@ -2934,8 +2975,9 @@ mod tests {
         let search_item = TurnItem::WebSearch(WebSearchItem {
             id: "search-1".to_string(),
             query: "docs".to_string(),
-            action: WebSearchAction::Search {
+            action: CoreWebSearchAction::Search {
                 query: Some("docs".to_string()),
+                queries: None,
             },
         });
 
@@ -2944,6 +2986,10 @@ mod tests {
             ThreadItem::WebSearch {
                 id: "search-1".to_string(),
                 query: "docs".to_string(),
+                action: Some(WebSearchAction::Search {
+                    query: Some("docs".to_string()),
+                    queries: None,
+                }),
             }
         );
     }
diff --git a/codex-rs/app-server/README.md b/codex-rs/app-server/README.md
index 8a63ba323f..1963c0cbdf 100644
--- a/codex-rs/app-server/README.md
+++ b/codex-rs/app-server/README.md
@@ -450,7 +450,7 @@ Today both notifications carry an empty `items` array even when item events were
 - `fileChange` — `{id, changes, status}` describing proposed edits; `changes` list `{path, kind, diff}` and `status` is `inProgress`, `completed`, `failed`, or `declined`.
 - `mcpToolCall` — `{id, server, tool, status, arguments, result?, error?}` describing MCP calls; `status` is `inProgress`, `completed`, or `failed`.
 - `collabToolCall` — `{id, tool, status, senderThreadId, receiverThreadId?, newThreadId?, prompt?, agentStatus?}` describing collab tool calls (`spawn_agent`, `send_input`, `wait`, `close_agent`); `status` is `inProgress`, `completed`, or `failed`.
-- `webSearch` — `{id, query}` for a web search request issued by the agent.
+- `webSearch` — `{id, query, action?}` for a web search request issued by the agent; `action` mirrors the Responses API web_search action payload (`search`, `open_page`, `find_in_page`) and may be omitted until completion.
 - `imageView` — `{id, path}` emitted when the agent invokes the image viewer tool.
 - `enteredReviewMode` — `{id, review}` sent when the reviewer starts; `review` is a short user-facing label such as `"current changes"` or the requested target description.
 - `exitedReviewMode` — `{id, review}` emitted when the reviewer finishes; `review` is the full plain-text review (usually, overall notes plus bullet point findings).
diff --git a/codex-rs/core/src/event_mapping.rs b/codex-rs/core/src/event_mapping.rs
index 32382aad71..35804fd47c 100644
--- a/codex-rs/core/src/event_mapping.rs
+++ b/codex-rs/core/src/event_mapping.rs
@@ -426,6 +426,7 @@ mod tests {
             status: Some("completed".to_string()),
             action: Some(WebSearchAction::Search {
                 query: Some("weather".to_string()),
+                queries: None,
             }),
         };
 
@@ -439,6 +440,7 @@ mod tests {
                     query: "weather".to_string(),
                     action: WebSearchAction::Search {
                         query: Some("weather".to_string()),
+                        queries: None,
                     },
                 }
             ),
diff --git a/codex-rs/core/src/web_search.rs b/codex-rs/core/src/web_search.rs
index 458758b70e..d3c895c5fa 100644
--- a/codex-rs/core/src/web_search.rs
+++ b/codex-rs/core/src/web_search.rs
@@ -1,8 +1,23 @@
 use codex_protocol::models::WebSearchAction;
 
+fn search_action_detail(query: &Option<String>, queries: &Option<Vec<String>>) -> String {
+    query.clone().filter(|q| !q.is_empty()).unwrap_or_else(|| {
+        let items = queries.as_ref();
+        let first = items
+            .and_then(|queries| queries.first())
+            .cloned()
+            .unwrap_or_default();
+        if items.is_some_and(|queries| queries.len() > 1) && !first.is_empty() {
+            format!("{first} ...")
+        } else {
+            first
+        }
+    })
+}
+
 pub fn web_search_action_detail(action: &WebSearchAction) -> String {
     match action {
-        WebSearchAction::Search { query } => query.clone().unwrap_or_default(),
+        WebSearchAction::Search { query, queries } => search_action_detail(query, queries),
         WebSearchAction::OpenPage { url } => url.clone().unwrap_or_default(),
         WebSearchAction::FindInPage { url, pattern } => match (pattern, url) {
             (Some(pattern), Some(url)) => format!("'{pattern}' in {url}"),
diff --git a/codex-rs/core/tests/suite/client.rs b/codex-rs/core/tests/suite/client.rs
index 72608a44d8..150513d000 100644
--- a/codex-rs/core/tests/suite/client.rs
+++ b/codex-rs/core/tests/suite/client.rs
@@ -1216,6 +1216,7 @@ async fn azure_responses_request_includes_store_and_reasoning_ids() {
         status: Some("completed".into()),
         action: Some(WebSearchAction::Search {
             query: Some("weather".into()),
+            queries: None,
         }),
     });
     prompt.input.push(ResponseItem::FunctionCall {
diff --git a/codex-rs/core/tests/suite/items.rs b/codex-rs/core/tests/suite/items.rs
index 7ef73dce94..842122dfea 100644
--- a/codex-rs/core/tests/suite/items.rs
+++ b/codex-rs/core/tests/suite/items.rs
@@ -255,6 +255,7 @@ async fn web_search_item_is_emitted() -> anyhow::Result<()> {
         completed.action,
         WebSearchAction::Search {
             query: Some("weather seattle".to_string()),
+            queries: None,
         }
     );
 
diff --git a/codex-rs/exec/tests/event_processor_with_json_output.rs b/codex-rs/exec/tests/event_processor_with_json_output.rs
index e405195e7e..47b7a9f331 100644
--- a/codex-rs/exec/tests/event_processor_with_json_output.rs
+++ b/codex-rs/exec/tests/event_processor_with_json_output.rs
@@ -131,6 +131,7 @@ fn web_search_end_emits_item_completed() {
     let query = "rust async await".to_string();
     let action = WebSearchAction::Search {
         query: Some(query.clone()),
+        queries: None,
     };
     let out = ep.collect_thread_events(&event(
         "w1",
@@ -195,6 +196,7 @@ fn web_search_begin_then_end_reuses_item_id() {
     };
     let action = WebSearchAction::Search {
         query: Some("rust async await".to_string()),
+        queries: None,
     };
     let end = ep.collect_thread_events(&event(
         "w1",
diff --git a/codex-rs/protocol/src/models.rs b/codex-rs/protocol/src/models.rs
index 759ff5aae4..8e67fc40fc 100644
--- a/codex-rs/protocol/src/models.rs
+++ b/codex-rs/protocol/src/models.rs
@@ -620,6 +620,9 @@ pub enum WebSearchAction {
         #[serde(default, skip_serializing_if = "Option::is_none")]
         #[ts(optional)]
         query: Option<String>,
+        #[serde(default, skip_serializing_if = "Option::is_none")]
+        #[ts(optional)]
+        queries: Option<Vec<String>>,
     },
     OpenPage {
         #[serde(default, skip_serializing_if = "Option::is_none")]
@@ -1132,12 +1135,14 @@ mod tests {
                     "status": "completed",
                     "action": {
                         "type": "search",
-                        "query": "weather seattle"
+                        "query": "weather seattle",
+                        "queries": ["weather seattle", "seattle weather now"]
                     }
                 }"#,
                 None,
                 Some(WebSearchAction::Search {
                     query: Some("weather seattle".into()),
+                    queries: Some(vec!["weather seattle".into(), "seattle weather now".into()]),
                 }),
                 Some("completed".into()),
                 true,
diff --git a/codex-rs/protocol/src/protocol.rs b/codex-rs/protocol/src/protocol.rs
index 929d7d73c7..6a6939620f 100644
--- a/codex-rs/protocol/src/protocol.rs
+++ b/codex-rs/protocol/src/protocol.rs
@@ -2469,6 +2469,7 @@ mod tests {
                 query: "find docs".into(),
                 action: WebSearchAction::Search {
                     query: Some("find docs".into()),
+                    queries: None,
                 },
             }),
         };
diff --git a/codex-rs/tui/src/history_cell.rs b/codex-rs/tui/src/history_cell.rs
index 39482bc1f3..74fc650908 100644
--- a/codex-rs/tui/src/history_cell.rs
+++ b/codex-rs/tui/src/history_cell.rs
@@ -2294,7 +2294,10 @@ mod tests {
         let cell = new_web_search_call(
             "call-1".to_string(),
             query.clone(),
-            WebSearchAction::Search { query: Some(query) },
+            WebSearchAction::Search {
+                query: Some(query),
+                queries: None,
+            },
         );
         let rendered = render_lines(&cell.display_lines(64)).join("\n");
 
@@ -2308,7 +2311,10 @@ mod tests {
         let cell = new_web_search_call(
             "call-1".to_string(),
             query.clone(),
-            WebSearchAction::Search { query: Some(query) },
+            WebSearchAction::Search {
+                query: Some(query),
+                queries: None,
+            },
         );
         let rendered = render_lines(&cell.display_lines(64));
 
@@ -2327,7 +2333,10 @@ mod tests {
         let cell = new_web_search_call(
             "call-1".to_string(),
             query.clone(),
-            WebSearchAction::Search { query: Some(query) },
+            WebSearchAction::Search {
+                query: Some(query),
+                queries: None,
+            },
         );
         let rendered = render_lines(&cell.display_lines(64));
 
@@ -2341,7 +2350,10 @@ mod tests {
         let cell = new_web_search_call(
             "call-1".to_string(),
             query.clone(),
-            WebSearchAction::Search { query: Some(query) },
+            WebSearchAction::Search {
+                query: Some(query),
+                queries: None,
+            },
         );
         let rendered = render_lines(&cell.transcript_lines(64)).join("\n");