diff --git a/README.md b/README.md
index 41db44b..8406315 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ use polyfill_rs::{ClobClient, Side, OrderType};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
-    let client = ClobClient::new("https://clob-v2.polymarket.com");
+    let client = ClobClient::new("https://clob.polymarket.com");
     let markets = client.get_sampling_markets(None).await?;
     println!("Found {} markets", markets.data.len());
     Ok(())
diff --git a/benches/network_benchmarks.rs b/benches/network_benchmarks.rs
index c993a6e..a36f4db 100644
--- a/benches/network_benchmarks.rs
+++ b/benches/network_benchmarks.rs
@@ -11,7 +11,7 @@ fn benchmark_real_simplified_markets(c: &mut Criterion) {
     c.bench_function("real_fetch_simplified_markets", |b| {
         b.iter(|| {
             rt.block_on(async {
-                let client = ClobClient::new("https://clob-v2.polymarket.com");
+                let client = ClobClient::new("https://clob.polymarket.com");
 
                 // This is the real network request + JSON parsing
                 let result = client.get_sampling_simplified_markets(None).await;
@@ -28,7 +28,7 @@ fn benchmark_real_markets(c: &mut Criterion) {
     c.bench_function("real_fetch_markets", |b| {
         b.iter(|| {
             rt.block_on(async {
-                let client = ClobClient::new("https://clob-v2.polymarket.com");
+                let client = ClobClient::new("https://clob.polymarket.com");
 
                 // This is the real network request + JSON parsing
                 let result = client.get_sampling_markets(None).await;
@@ -52,7 +52,7 @@ fn benchmark_real_order_creation(c: &mut Criterion) {
     c.bench_function("real_create_order_eip712", |b| {
         b.iter(|| {
             rt.block_on(async {
-                let client = ClobClient::new("https://clob-v2.polymarket.com");
+                let client = ClobClient::new("https://clob.polymarket.com");
 
                 // Set up credentials
                 if let Ok(_key) = std::env::var("POLYMARKET_PRIVATE_KEY") {
diff --git a/examples/benchmark_with_keepalive.rs b/examples/benchmark_with_keepalive.rs
index efed0e0..2fd7ccb 100644
--- a/examples/benchmark_with_keepalive.rs
+++ b/examples/benchmark_with_keepalive.rs
@@ -6,7 +6,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     println!("Benchmark with Keep-Alive Enabled");
     println!("==================================\n");
 
-    let client = ClobClient::new("https://clob-v2.polymarket.com");
+    let client = ClobClient::new("https://clob.polymarket.com");
 
     // Start keep-alive
     println!("Starting keep-alive...");
diff --git a/examples/demo.rs b/examples/demo.rs
index ec6da27..9eae8e5 100644
--- a/examples/demo.rs
+++ b/examples/demo.rs
@@ -95,7 +95,7 @@ impl PolyfillDemo {
     pub fn new() -> Result<Self> {
         // Create basic client
         let config = ClientConfig {
-            base_url: "https://clob-v2.polymarket.com".to_string(),
+            base_url: "https://clob.polymarket.com".to_string(),
             chain: 137,
             private_key: None,
             api_credentials: None,
diff --git a/examples/final_benchmark.rs b/examples/final_benchmark.rs
index 5e98c30..5b501b1 100644
--- a/examples/final_benchmark.rs
+++ b/examples/final_benchmark.rs
@@ -20,7 +20,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     for i in 1..=20 {
         let start = Instant::now();
         let response = client
-            .get("https://clob-v2.polymarket.com/simplified-markets?next_cursor=MA==")
+            .get("https://clob.polymarket.com/simplified-markets?next_cursor=MA==")
             .send()
             .await?;
 
diff --git a/examples/http2_tuning_benchmark.rs b/examples/http2_tuning_benchmark.rs
index 9607282..52aebd3 100644
--- a/examples/http2_tuning_benchmark.rs
+++ b/examples/http2_tuning_benchmark.rs
@@ -184,7 +184,7 @@ async fn test_config(
         let start = Instant::now();
 
         match client
-            .get("https://clob-v2.polymarket.com/simplified-markets?next_cursor=MA==")
+            .get("https://clob.polymarket.com/simplified-markets?next_cursor=MA==")
             .send()
             .await
         {
diff --git a/examples/performance_benchmark.rs b/examples/performance_benchmark.rs
index c42c046..e8252f7 100644
--- a/examples/performance_benchmark.rs
+++ b/examples/performance_benchmark.rs
@@ -127,7 +127,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     };
 
     // Create client with API credentials only (no private key needed for custodial trading)
-    let mut client = ClobClient::new("https://clob-v2.polymarket.com");
+    let mut client = ClobClient::new("https://clob.polymarket.com");
     client.set_api_creds(api_creds);
 
     println!("✅ Client configured for custodial API trading");
diff --git a/examples/quick_demo.rs b/examples/quick_demo.rs
index d63cc7b..9aa37de 100644
--- a/examples/quick_demo.rs
+++ b/examples/quick_demo.rs
@@ -18,7 +18,7 @@ async fn main() -> Result<()> {
     info!("======================");
 
     // Create client
-    let client = ClobClient::new("https://clob-v2.polymarket.com");
+    let client = ClobClient::new("https://clob.polymarket.com");
 
     // Test 1: Basic connectivity
     info!("\nTesting API Connectivity...");
diff --git a/examples/side_by_side_benchmark.rs b/examples/side_by_side_benchmark.rs
index 546d32c..c633a16 100644
--- a/examples/side_by_side_benchmark.rs
+++ b/examples/side_by_side_benchmark.rs
@@ -29,7 +29,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     for i in 1..=20 {
         let start = Instant::now();
         match baseline_http
-            .get("https://clob-v2.polymarket.com/simplified-markets?next_cursor=MA==")
+            .get("https://clob.polymarket.com/simplified-markets?next_cursor=MA==")
             .send()
             .await
         {
@@ -68,7 +68,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     println!("Test 2: polyfill-rs (with keep-alive)");
     println!("══════════════════════════════════════");
 
-    let our_client = polyfill_rs::ClobClient::new("https://clob-v2.polymarket.com");
+    let our_client = polyfill_rs::ClobClient::new("https://clob.polymarket.com");
     our_client
         .start_keepalive(std::time::Duration::from_secs(30))
         .await;
diff --git a/src/connection_manager.rs b/src/connection_manager.rs
index 4b3ff62..301e087 100644
--- a/src/connection_manager.rs
+++ b/src/connection_manager.rs
@@ -101,14 +101,14 @@ mod tests {
     #[tokio::test]
     async fn test_connection_manager_creation() {
         let client = reqwest::ClientBuilder::new().no_proxy().build().unwrap();
-        let manager = ConnectionManager::new(client, "https://clob-v2.polymarket.com".to_string());
+        let manager = ConnectionManager::new(client, "https://clob.polymarket.com".to_string());
         assert!(!manager.is_running());
     }
 
     #[tokio::test]
     async fn test_keepalive_start_stop() {
         let client = reqwest::ClientBuilder::new().no_proxy().build().unwrap();
-        let manager = ConnectionManager::new(client, "https://clob-v2.polymarket.com".to_string());
+        let manager = ConnectionManager::new(client, "https://clob.polymarket.com".to_string());
 
         manager.start_keepalive(Duration::from_secs(30)).await;
         tokio::time::sleep(Duration::from_millis(100)).await;
diff --git a/src/dns_cache.rs b/src/dns_cache.rs
index 48885ea..657ebcb 100644
--- a/src/dns_cache.rs
+++ b/src/dns_cache.rs
@@ -105,7 +105,7 @@ mod tests {
     #[ignore = "requires external DNS/network access"]
     async fn test_dns_cache_resolve() {
         let cache = DnsCache::new().await.unwrap();
-        let ips = cache.resolve("clob-v2.polymarket.com").await.unwrap();
+        let ips = cache.resolve("clob.polymarket.com").await.unwrap();
         assert!(!ips.is_empty());
     }
 
@@ -113,7 +113,7 @@ mod tests {
     #[ignore = "requires external DNS/network access"]
     async fn test_dns_cache_prewarm() {
         let cache = DnsCache::new().await.unwrap();
-        cache.prewarm("clob-v2.polymarket.com").await.unwrap();
+        cache.prewarm("clob.polymarket.com").await.unwrap();
         assert_eq!(cache.cache_size().await, 1);
     }
 
@@ -121,7 +121,7 @@ mod tests {
     #[ignore = "requires external DNS/network access"]
     async fn test_dns_cache_clear() {
         let cache = DnsCache::new().await.unwrap();
-        cache.prewarm("clob-v2.polymarket.com").await.unwrap();
+        cache.prewarm("clob.polymarket.com").await.unwrap();
         cache.clear().await;
         assert_eq!(cache.cache_size().await, 0);
     }
diff --git a/src/lib.rs b/src/lib.rs
index 574ee6d..22f0841 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -20,7 +20,7 @@
 //! #[tokio::main]
 //! async fn main() -> Result<(), Box<dyn std::error::Error>> {
 //!     let bootstrap = ClobClient::from_config(ClientConfig {
-//!         base_url: "https://clob-v2.polymarket.com".to_string(),
+//!         base_url: "https://clob.polymarket.com".to_string(),
 //!         chain: 137,
 //!         private_key: Some("your_private_key".to_string()),
 //!         ..ClientConfig::default()
@@ -28,7 +28,7 @@
 //!
 //!     let api_creds = bootstrap.create_or_derive_api_key(None).await?;
 //!     let client = ClobClient::from_config(ClientConfig {
-//!         base_url: "https://clob-v2.polymarket.com".to_string(),
+//!         base_url: "https://clob.polymarket.com".to_string(),
 //!         chain: 137,
 //!         private_key: Some("your_private_key".to_string()),
 //!         api_credentials: Some(api_creds),
@@ -59,7 +59,7 @@
 //! #[tokio::main]
 //! async fn main() -> Result<(), Box<dyn std::error::Error>> {
 //!     // Create a basic client
-//!     let client = ClobClient::new("https://clob-v2.polymarket.com");
+//!     let client = ClobClient::new("https://clob.polymarket.com");
 //!
 //!     // Get market data
 //!     let markets = client.get_sampling_markets(None).await.unwrap();
@@ -77,7 +77,7 @@ use tracing::info;
 
 // Global constants
 pub const DEFAULT_CHAIN_ID: u64 = 137; // Polygon
-pub const DEFAULT_BASE_URL: &str = "https://clob-v2.polymarket.com";
+pub const DEFAULT_BASE_URL: &str = "https://clob.polymarket.com";
 pub const DEFAULT_TIMEOUT_SECS: u64 = 30;
 pub const DEFAULT_MAX_RETRIES: u32 = 3;
 pub const DEFAULT_RATE_LIMIT_RPS: u32 = 100;
diff --git a/src/types.rs b/src/types.rs
index c0df8f5..c410f74 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -815,7 +815,7 @@ pub struct ClientConfig {
 impl Default for ClientConfig {
     fn default() -> Self {
         Self {
-            base_url: "https://clob-v2.polymarket.com".to_string(),
+            base_url: "https://clob.polymarket.com".to_string(),
             chain: 137, // Polygon mainnet
             private_key: None,
             api_credentials: None,
diff --git a/tests/common/mod.rs b/tests/common/mod.rs
index 06b0d8a..a6729c4 100644
--- a/tests/common/mod.rs
+++ b/tests/common/mod.rs
@@ -20,7 +20,7 @@ impl Default for TestConfig {
     fn default() -> Self {
         Self {
             host: env::var("POLYMARKET_HOST")
-                .unwrap_or_else(|_| "https://clob-v2.polymarket.com".to_string()),
+                .unwrap_or_else(|_| "https://clob.polymarket.com".to_string()),
             chain: env::var("POLYMARKET_CHAIN_ID")
                 .unwrap_or_else(|_| "137".to_string())
                 .parse()
diff --git a/tests/integration_tests.rs b/tests/integration_tests.rs
index 79f775e..3a4dd27 100644
--- a/tests/integration_tests.rs
+++ b/tests/integration_tests.rs
@@ -6,7 +6,7 @@ use polyfill_rs::{ClientConfig, ClobClient, OrderArgs, Side};
 use rust_decimal_macros::dec;
 use std::env;
 
-const HOST: &str = "https://clob-v2.polymarket.com";
+const HOST: &str = "https://clob.polymarket.com";
 const CHAIN_ID: u64 = 137;
 
 fn load_env_vars() -> (String, Option<String>, Option<String>, Option<String>) {
diff --git a/tests/order_posting_test.rs b/tests/order_posting_test.rs
index 300aed2..7421082 100644
--- a/tests/order_posting_test.rs
+++ b/tests/order_posting_test.rs
@@ -13,7 +13,7 @@ async fn test_post_order_authentication() {
         env::var("POLYMARKET_PRIVATE_KEY").expect("POLYMARKET_PRIVATE_KEY must be set in .env");
 
     let bootstrap = ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key.clone()),
         ..ClientConfig::default()
@@ -26,7 +26,7 @@ async fn test_post_order_authentication() {
         .await
         .expect("Failed to create API key");
     let client = ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key),
         api_credentials: Some(creds),
diff --git a/tests/prices_history_integration_tests.rs b/tests/prices_history_integration_tests.rs
index 0868864..189ebed 100644
--- a/tests/prices_history_integration_tests.rs
+++ b/tests/prices_history_integration_tests.rs
@@ -7,7 +7,7 @@
 
 use polyfill_rs::{ClobClient, PricesHistoryInterval};
 
-const HOST: &str = "https://clob-v2.polymarket.com";
+const HOST: &str = "https://clob.polymarket.com";
 
 #[tokio::test(flavor = "multi_thread")]
 #[ignore]
diff --git a/tests/simple_auth_test.rs b/tests/simple_auth_test.rs
index ed33628..e25d844 100644
--- a/tests/simple_auth_test.rs
+++ b/tests/simple_auth_test.rs
@@ -4,7 +4,7 @@ use std::env;
 
 fn build_bootstrap_client(private_key: &str) -> ClobClient {
     ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key.to_string()),
         ..ClientConfig::default()
@@ -30,7 +30,7 @@ async fn test_create_api_key_simple() {
             println!("Successfully created/derived API key");
             println!("  API Key created (len={})", creds.api_key.len());
             let client = ClobClient::from_config(ClientConfig {
-                base_url: "https://clob-v2.polymarket.com".to_string(),
+                base_url: "https://clob.polymarket.com".to_string(),
                 chain: 137,
                 private_key: Some(private_key),
                 api_credentials: Some(creds),
@@ -77,7 +77,7 @@ async fn test_get_api_keys() {
         .await
         .expect("Failed to create API key");
     let client = ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key),
         api_credentials: Some(creds),
@@ -118,7 +118,7 @@ async fn test_get_trades() {
         .await
         .expect("Failed to create API key");
     let client = ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key),
         api_credentials: Some(creds),
@@ -159,7 +159,7 @@ async fn test_get_notifications() {
         .await
         .expect("Failed to create API key");
     let client = ClobClient::from_config(ClientConfig {
-        base_url: "https://clob-v2.polymarket.com".to_string(),
+        base_url: "https://clob.polymarket.com".to_string(),
         chain: 137,
         private_key: Some(private_key),
         api_credentials: Some(creds),
diff --git a/tests/ws_integration_tests.rs b/tests/ws_integration_tests.rs
index 692e3e1..f565518 100644
--- a/tests/ws_integration_tests.rs
+++ b/tests/ws_integration_tests.rs
@@ -14,7 +14,7 @@ use polyfill_rs::{
 use std::env;
 use std::time::Duration;
 
-const HOST: &str = "https://clob-v2.polymarket.com";
+const HOST: &str = "https://clob.polymarket.com";
 const WS_MARKET_URL: &str = "wss://ws-subscriptions-clob.polymarket.com/ws/market";
 const WS_USER_URL: &str = "wss://ws-subscriptions-clob.polymarket.com/ws/user";
 const CHAIN_ID: u64 = 137;