diff --git a/Gemfile b/Gemfile
index 85894780..af78332c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,7 @@ source "https://rubygems.org"
 # Include gem dependencies from ruby-openai.gemspec
 gemspec
 
+gem "async-http-faraday", "~> 0.19.0"
 gem "byebug", "~> 11.1.3"
 gem "dotenv", "~> 2.8.1"
 gem "rake", "~> 13.2"
diff --git a/Gemfile.lock b/Gemfile.lock
index 56f04af6..874e4bf4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,9 +12,33 @@ GEM
     addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
     ast (2.4.2)
+    async (2.21.0)
+      console (~> 1.29)
+      fiber-annotation
+      io-event (~> 1.6, >= 1.6.5)
+    async-http (0.84.0)
+      async (>= 2.10.2)
+      async-pool (~> 0.9)
+      io-endpoint (~> 0.14)
+      io-stream (~> 0.6)
+      metrics (~> 0.12)
+      protocol-http (~> 0.43)
+      protocol-http1 (>= 0.28.1)
+      protocol-http2 (~> 0.19)
+      traces (~> 0.10)
+    async-http-faraday (0.19.0)
+      async-http (~> 0.42)
+      faraday
+    async-pool (0.10.2)
+      async (>= 1.25)
+      traces
     base64 (0.2.0)
     bigdecimal (3.1.8)
     byebug (11.1.3)
+    console (1.29.0)
+      fiber-annotation
+      fiber-local (~> 1.1)
+      json
     crack (1.0.0)
       bigdecimal
       rexml
@@ -28,12 +52,27 @@ GEM
     faraday-multipart (1.0.4)
       multipart-post (~> 2)
     faraday-net_http (3.0.2)
+    fiber-annotation (0.2.0)
+    fiber-local (1.1.0)
+      fiber-storage
+    fiber-storage (1.0.0)
     hashdiff (1.1.0)
+    io-endpoint (0.14.0)
+    io-event (1.7.4)
+    io-stream (0.6.1)
     json (2.6.3)
+    metrics (0.12.1)
     multipart-post (2.3.0)
     parallel (1.22.1)
     parser (3.2.2.0)
       ast (~> 2.4.1)
+    protocol-hpack (1.5.1)
+    protocol-http (0.47.0)
+    protocol-http1 (0.28.1)
+      protocol-http (~> 0.22)
+    protocol-http2 (0.21.0)
+      protocol-hpack (~> 1.4)
+      protocol-http (~> 0.18)
     public_suffix (5.0.5)
     rainbow (3.1.1)
     rake (13.2.1)
@@ -68,6 +107,7 @@ GEM
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
     strscan (3.1.0)
+    traces (0.14.1)
     unicode-display_width (2.4.2)
     vcr (6.1.0)
     webmock (3.23.1)
@@ -79,6 +119,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  async-http-faraday (~> 0.19.0)
   byebug (~> 11.1.3)
   dotenv (~> 2.8.1)
   rake (~> 13.2)
diff --git a/lib/openai/client.rb b/lib/openai/client.rb
index 1a641dde..1d9e459e 100644
--- a/lib/openai/client.rb
+++ b/lib/openai/client.rb
@@ -12,6 +12,7 @@ class Client
       uri_base
       request_timeout
       extra_headers
+      async
     ].freeze
     attr_reader *CONFIG_KEYS, :faraday_middleware
 
diff --git a/lib/openai/http.rb b/lib/openai/http.rb
index 2f60eb0b..5db56420 100644
--- a/lib/openai/http.rb
+++ b/lib/openai/http.rb
@@ -78,6 +78,7 @@ def conn(multipart: false)
         f.use MiddlewareErrors if @log_errors
         f.response :raise_error
         f.response :json
+        f.adapter :async_http if @async
       end
 
       @faraday_middleware&.call(connection)
diff --git a/spec/openai/client/http_spec.rb b/spec/openai/client/http_spec.rb
index ec0ca7a3..ded671b8 100644
--- a/spec/openai/client/http_spec.rb
+++ b/spec/openai/client/http_spec.rb
@@ -1,3 +1,5 @@
+require "async/http/faraday"
+
 RSpec.describe OpenAI::HTTP do
   describe "with an aggressive timeout" do
     let(:timeout_errors) { [Faraday::ConnectionFailed, Faraday::TimeoutError] }
@@ -31,7 +33,7 @@
 
     describe ".json_post" do
       let(:response) do
-        OpenAI::Client.new.chat(parameters: parameters)
+        OpenAI::Client.new(async: true).chat(parameters: parameters)
       end
 
       let(:parameters) do