diff --git a/lib/timber/contexts.rb b/lib/timber/contexts.rb
index 9080ac91..0c97d466 100644
--- a/lib/timber/contexts.rb
+++ b/lib/timber/contexts.rb
@@ -1,6 +1,8 @@
 require "timber/contexts/custom"
 require "timber/contexts/http"
 require "timber/contexts/organization"
+require "timber/contexts/os_process"
+require "timber/contexts/runtime"
 require "timber/contexts/tags"
 require "timber/contexts/user"
 
diff --git a/lib/timber/contexts/os_process.rb b/lib/timber/contexts/os_process.rb
new file mode 100644
index 00000000..9558753f
--- /dev/null
+++ b/lib/timber/contexts/os_process.rb
@@ -0,0 +1,18 @@
+module Timber
+  module Contexts
+    # Tracks OS level process information, such as the process ID.
+    class OSProcess < Context
+      @keyspace = :os_process
+
+      attr_reader :pid
+
+      def initialize(attributes)
+        @pid = attributes[:pid]
+      end
+
+      def as_json(_options = {})
+        {pid: pid}
+      end
+    end
+  end
+end
\ No newline at end of file
diff --git a/lib/timber/contexts/process.rb b/lib/timber/contexts/process.rb
deleted file mode 100644
index cf8db819..00000000
--- a/lib/timber/contexts/process.rb
+++ /dev/null
@@ -1 +0,0 @@
-process.rb
\ No newline at end of file
diff --git a/lib/timber/contexts/runtime.rb b/lib/timber/contexts/runtime.rb
index c06bf16c..658e216e 100644
--- a/lib/timber/contexts/runtime.rb
+++ b/lib/timber/contexts/runtime.rb
@@ -1 +1,24 @@
-runtime.rb
\ No newline at end of file
+module Timber
+  module Contexts
+    # Tracks OS level process information, such as the process ID.
+    class Runtime < Context
+      @keyspace = :runtime
+
+      attr_reader :application, :class_name, :file, :function, :line, :module_name
+
+      def initialize(attributes)
+        @application = attributes[:application]
+        @class_name = attributes[:class_name]
+        @file = attributes[:file]
+        @function = attributes[:function]
+        @line = attributes[:line]
+        @module_name = attributes[:module_name]
+      end
+
+      def as_json(_options = {})
+        {application: application, class_name: class_name, file: file, function: function,
+          line: line, module_name: module_name}
+      end
+    end
+  end
+end
\ No newline at end of file