diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f2e595..d536bb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 ## [Unreleased]
 
+## [0.0.4] - 2023-08-16
+
+- Implement sample collection by sending samples to gem.sh endpoint
+- Introduce Litejob to enqueue samples to be collected async
+- Updates to `SampleCall`
+  - Split up `gem_and_version` to `gem` and `version` in `SampleCall`
+  - Also collect `application_name` and `type_fusion_version` with `SampleCall`
+  - Change `Tracepoint` API from `:call` to `:return` to also collect `return_value` in `SampleCall`
+- Introduce `endpoint` and `application_name` configs
+
 ## [0.0.3] - 2023-08-13
 
 - Introduce `TypeFusion::Middleware` to allow type-sampling in Rack-powered apps
diff --git a/Gemfile.lock b/Gemfile.lock
index c2c1b68..2064d50 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    type_fusion (0.0.3)
+    type_fusion (0.0.4)
       lhc (~> 15.2)
       litejob (~> 0.2.3)
 
diff --git a/README.md b/README.md
index fa5c569..a8637f9 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,27 @@ require "type_fusion"
 
 TypeFusion.config do |config|
 
+  # === application_name
+  #
+  # Set application_name to a string which is used to know where the samples
+  # came from. Set application_name to an empty string if you wish to not
+  # send the application name alongside the samples.
+  #
+  # Default: "TypeFusion"
+  # Default when using Rails: Rails.application.class.module_parent_name
+  #
+  # config.application_name = "YourApplication"
+
+
+  # === endpoint
+  #
+  # Set endpoint to an URL where TypeFusion should send the samples to.
+  #
+  # Default: "https://gem.sh/api/v1/types/samples"
+  #
+  # config.endpoint = "https://your-domain.com/api/v1/types/samples"
+
+
   # === type_sample_request
   #
   # Set type_sample_request to a lambda which resolves to true/false
@@ -54,13 +75,16 @@ TypeFusion.config do |config|
   # to true/false to check if a tracepoint_path should be sampled
   # or not.
   #
-  # This can be useful when you only want to sample method calls for
+  # This can be useful when you want to only sample method calls for
   # certain gems or want to exclude a gem from being sampled.
   #
   # Example:
   # config.type_sample_tracepoint_path = ->(tracepoint_path) {
-  #   # only sample calls for the Nokogiri gem
-  #   tracepoint_path.include?("nokogiri")
+  #   return false if tracepoint_path.include?("activerecord")
+  #   return false if tracepoint_path.include?("sprockets")
+  #   return false if tracepoint_path.include?("some-private-gem")
+  #
+  #   true
   # }
   #
   # Default: ->(tracepoint_path) { true }
diff --git a/lib/type_fusion/version.rb b/lib/type_fusion/version.rb
index d1d0182..fd0dc63 100644
--- a/lib/type_fusion/version.rb
+++ b/lib/type_fusion/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module TypeFusion
-  VERSION = "0.0.3"
+  VERSION = "0.0.4"
 end