diff --git a/include/ylt/coro_io/channel.hpp b/include/ylt/coro_io/channel.hpp
index dd9d5489a..2587837a9 100644
--- a/include/ylt/coro_io/channel.hpp
+++ b/include/ylt/coro_io/channel.hpp
@@ -97,6 +97,8 @@ class channel {
     return send_request(std::move(op), config_.pool_config.client_config);
   }
 
+  std::size_t size() const noexcept { return client_pools_.size(); }
+
   static channel create(const std::vector<std::string_view>& hosts,
                         const channel_config& config = {},
                         client_pools_t& client_pools =