diff --git a/crates/goose-providers/src/anthropic.rs b/crates/goose-providers/src/anthropic.rs
index f5248fa79..d505cadd2 100644
--- a/crates/goose-providers/src/anthropic.rs
+++ b/crates/goose-providers/src/anthropic.rs
@@ -52,6 +52,12 @@ const ANTHROPIC_KNOWN_MODELS: &[&str] = &[
 const ANTHROPIC_DOC_URL: &str = "https://docs.anthropic.com/en/docs/about-claude/models";
 pub const ANTHROPIC_API_VERSION: &str = "2023-06-01";
 
+// Total-request timeout applied when a declarative provider does not set
+// `timeout_seconds`. Matches the OpenAI engine's default (`openai.rs`) and the
+// shared `ApiClient` default so behavior is unchanged for providers that leave
+// the field unset.
+const DEFAULT_ANTHROPIC_TIMEOUT_SECONDS: u64 = 600;
+
 #[derive(serde::Serialize)]
 pub struct AnthropicProvider {
     #[serde(skip)]
@@ -390,7 +396,15 @@ pub fn from_declarative_config(
 
     let format_options = format_options_for_provider(config.preserves_thinking);
 
-    let mut api_client = ApiClient::new_with_tls(config.base_url, auth, tls_config)?;
+    let timeout_secs = config
+        .timeout_seconds
+        .unwrap_or(DEFAULT_ANTHROPIC_TIMEOUT_SECONDS);
+    let mut api_client = ApiClient::with_timeout_and_tls(
+        config.base_url,
+        auth,
+        std::time::Duration::from_secs(timeout_secs),
+        tls_config,
+    )?;
 
     if let Some(headers) = &config.headers {
         let mut header_map = reqwest::header::HeaderMap::new();
diff --git a/crates/goose-providers/src/api_client.rs b/crates/goose-providers/src/api_client.rs
index 5ba3b2a30..b41b35594 100644
--- a/crates/goose-providers/src/api_client.rs
+++ b/crates/goose-providers/src/api_client.rs
@@ -279,6 +279,10 @@ impl ApiClient {
         &self.host
     }
 
+    pub fn timeout(&self) -> Duration {
+        self.timeout
+    }
+
     fn rebuild_client(&mut self) -> Result<()> {
         let mut client_builder = Client::builder()
             .timeout(self.timeout)
diff --git a/crates/goose/src/providers/anthropic_def.rs b/crates/goose/src/providers/anthropic_def.rs
index cadbb9a85..6388511a4 100644
--- a/crates/goose/src/providers/anthropic_def.rs
+++ b/crates/goose/src/providers/anthropic_def.rs
@@ -152,4 +152,35 @@ mod tests {
             "error message should mention dynamic_models: false; got: {msg}"
         );
     }
+
+    // Capture the built client's request timeout without exposing a builder
+    // getter: map_api_client sees the ApiClient produced by
+    // from_declarative_config before it is replaced/decorated.
+    fn built_timeout(config: DeclarativeProviderConfig) -> std::time::Duration {
+        let captured = std::cell::Cell::new(None);
+        anthropic::from_declarative_config(config, None, ConfigKeyResolver::new(Config::global()))
+            .expect("provider construction should succeed")
+            .map_api_client(|api_client| {
+                captured.set(Some(api_client.timeout()));
+                api_client
+            });
+        captured.get().expect("map_api_client should have run")
+    }
+
+    #[test]
+    fn from_custom_config_honors_explicit_timeout_seconds() {
+        let mut config =
+            base_declarative_config(vec![ModelInfo::new("m1".to_string(), 200000)], Some(false));
+        config.timeout_seconds = Some(120);
+        assert_eq!(built_timeout(config), std::time::Duration::from_secs(120));
+    }
+
+    #[test]
+    fn from_custom_config_defaults_timeout_when_unset() {
+        // timeout_seconds: None in base config → 600s default, unchanged
+        // behavior for providers that don't set the field.
+        let config =
+            base_declarative_config(vec![ModelInfo::new("m1".to_string(), 200000)], Some(false));
+        assert_eq!(built_timeout(config), std::time::Duration::from_secs(600));
+    }
 }