diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index aff3ead3..1f0d8a9b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.1.0-beta.2"
+  ".": "0.4.0-beta.1"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 2614f4ca..57774fe0 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 109
 openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-fc64d7c2c8f51f750813375356c3f3fdfc7fc1b1b34f19c20a5410279d445d37.yml
 openapi_spec_hash: 618285fc70199ee32b9ebe4bf72f7e4c
-config_hash: c497f6b750cc89c0bf2eefc0bc839c70
+config_hash: 535b6e5f26a295d609b259c8cb8f656c
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05abf4ff..ed1e1b91 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,21 @@
 # Changelog
 
+## 0.4.0-beta.1 (2025-05-23)
+
+Full Changelog: [v0.1.0-beta.2...v0.4.0-beta.1](https://github.com/openai/openai-ruby/compare/v0.1.0-beta.2...v0.4.0-beta.1)
+
+### Features
+
+* structured output for responses API (text) ([#688](https://github.com/openai/openai-ruby/issues/688)) ([282ec24](https://github.com/openai/openai-ruby/commit/282ec24c89511c1cd50029fe154e10d772e23239))
+* structured output for responses API (tools) ([#691](https://github.com/openai/openai-ruby/issues/691)) ([5e524ea](https://github.com/openai/openai-ruby/commit/5e524ea48020125911204c8050b49e360d7513d7))
+
+
+### Chores
+
+* **internal:** fix release workflows ([e1b31a6](https://github.com/openai/openai-ruby/commit/e1b31a6d6c3064f57e82aa1c3f48f2c797619b5a))
+* **internal:** version bump ([b2dd8dd](https://github.com/openai/openai-ruby/commit/b2dd8dd1aac3ff9acf69953a0d04c74721b47e36))
+* update README for public release ([#145](https://github.com/openai/openai-ruby/issues/145)) ([64e3849](https://github.com/openai/openai-ruby/commit/64e384933c2f80508002dfacf89efe74510c1330))
+
 ## 0.1.0-beta.2 (2025-05-22)
 
 Full Changelog: [v0.1.0-beta.1...v0.1.0-beta.2](https://github.com/openai/openai-ruby/compare/v0.1.0-beta.1...v0.1.0-beta.2)
diff --git a/Gemfile.lock b/Gemfile.lock
index 30d820b9..9496ce68 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    openai (0.1.0.pre.beta.2)
+    openai (0.4.0.pre.beta.1)
       connection_pool
 
 GEM
diff --git a/README.md b/README.md
index e2e3ace6..84f09d30 100644
--- a/README.md
+++ b/README.md
@@ -10,14 +10,12 @@ The REST API documentation can be found on [platform.openai.com](https://platfor
 
 ## Installation
 
-ℹ️ The `openai` gem is not yet available on [rubygems.org](https://rubygems.org).
-
 To use this gem, install via Bundler by adding the following to your application's `Gemfile`:
 
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "openai", github: "openai/openai-ruby", branch: "main"
+gem "openai", "~> 0.4.0.pre.beta.1"
 ```
 
 <!-- x-release-please-end -->
diff --git a/bin/check-release-environment b/bin/check-release-environment
index 6303e291..6aa95c4f 100644
--- a/bin/check-release-environment
+++ b/bin/check-release-environment
@@ -2,6 +2,10 @@
 
 errors=()
 
+if [ -z "${STAINLESS_API_KEY}" ]; then
+  errors+=("The STAINLESS_API_KEY secret has not been set. Please contact Stainless for an API key & set it in your organization secrets on GitHub.")
+fi
+
 if [ -z "${GEM_HOST_API_KEY}" ]; then
   errors+=("The OPENAI_GEM_HOST_API_KEY secret has not been set. Please set it in either this repository's secrets or your organization secrets")
 fi
diff --git a/examples/structured_outputs_chat_completions.rb b/examples/structured_outputs_chat_completions.rb
index f177a208..3debd078 100755
--- a/examples/structured_outputs_chat_completions.rb
+++ b/examples/structured_outputs_chat_completions.rb
@@ -49,7 +49,7 @@ class CalendarEvent < OpenAI::BaseModel
 
 chat_completion
   .choices
-  .filter { !_1.message.refusal }
+  .reject { _1.message.refusal }
   .each do |choice|
     pp(choice.message.parsed)
   end
diff --git a/examples/structured_outputs_chat_completions_function_calling.rb b/examples/structured_outputs_chat_completions_function_calling.rb
index 5a473089..847781a3 100755
--- a/examples/structured_outputs_chat_completions_function_calling.rb
+++ b/examples/structured_outputs_chat_completions_function_calling.rb
@@ -24,7 +24,7 @@ class GetWeather < OpenAI::BaseModel
 
 chat_completion
   .choices
-  .filter { !_1.message.refusal }
+  .reject { _1.message.refusal }
   .flat_map { _1.message.tool_calls.to_a }
   .each do |tool_call|
     pp(tool_call.function.parsed)
diff --git a/examples/structured_outputs_responses.rb b/examples/structured_outputs_responses.rb
new file mode 100755
index 00000000..9fedcfd7
--- /dev/null
+++ b/examples/structured_outputs_responses.rb
@@ -0,0 +1,55 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+require_relative "../lib/openai"
+
+class Location < OpenAI::BaseModel
+  required :address, String
+  required :city, String, doc: "City name"
+  required :postal_code, String, nil?: true
+end
+
+# Participant model with an optional last_name and an enum for status
+class Participant < OpenAI::BaseModel
+  required :first_name, String
+  required :last_name, String, nil?: true
+  required :status, OpenAI::EnumOf[:confirmed, :unconfirmed, :tentative]
+end
+
+# CalendarEvent model with a list of participants.
+class CalendarEvent < OpenAI::BaseModel
+  required :name, String
+  required :date, String
+  required :participants, OpenAI::ArrayOf[Participant]
+  required :is_virtual, OpenAI::Boolean
+  required :location,
+           OpenAI::UnionOf[String, Location],
+           nil?: true,
+           doc: "Event location"
+end
+
+client = OpenAI::Client.new
+
+response = client.responses.create(
+  model: "gpt-4o-2024-08-06",
+  input: [
+    {role: :system, content: "Extract the event information."},
+    {
+      role: :user,
+      content: <<~CONTENT
+        Alice Shah and Lena are going to a science fair on Friday at 123 Main St. in San Diego.
+        They have also invited Jasper Vellani and Talia Groves - Jasper has not responded and Talia said she is thinking about it.
+      CONTENT
+    }
+  ],
+  text: CalendarEvent
+)
+
+response
+  .output
+  .flat_map { _1.content }
+  # filter out refusal responses
+  .grep_v(OpenAI::Models::Responses::ResponseOutputRefusal)
+  .each do |content|
+    pp(content.parsed)
+  end
diff --git a/examples/structured_outputs_responses_function_calling.rb b/examples/structured_outputs_responses_function_calling.rb
new file mode 100755
index 00000000..78b79ce7
--- /dev/null
+++ b/examples/structured_outputs_responses_function_calling.rb
@@ -0,0 +1,28 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+require_relative "../lib/openai"
+
+class GetWeather < OpenAI::BaseModel
+  required :location, String, doc: "City and country e.g. Bogotá, Colombia"
+end
+
+# gets API Key from environment variable `OPENAI_API_KEY`
+client = OpenAI::Client.new
+
+response = client.responses.create(
+  model: "gpt-4o-2024-08-06",
+  input: [
+    {
+      role: :user,
+      content: "What's the weather like in Paris today?"
+    }
+  ],
+  tools: [GetWeather]
+)
+
+response
+  .output
+  .each do |output|
+    pp(output.parsed)
+  end
diff --git a/lib/openai/models/chat/completion_create_params.rb b/lib/openai/models/chat/completion_create_params.rb
index 458bda0c..77791681 100644
--- a/lib/openai/models/chat/completion_create_params.rb
+++ b/lib/openai/models/chat/completion_create_params.rb
@@ -530,7 +530,7 @@ module ResponseFormat
           # Learn more about [Structured Outputs](https://platform.openai.com/docs/guides/structured-outputs).
           variant -> { OpenAI::ResponseFormatJSONSchema }
 
-          # An {OpenAI::BaseModel} can be provided and implicitly converted into {OpenAI::ResponseFormatJSONSchema}.
+          # An {OpenAI::BaseModel} can be provided and implicitly converted into {OpenAI::Models::ResponseFormatJSONSchema}.
           # See examples for more details.
           #
           # Learn more about [Structured Outputs](https://platform.openai.com/docs/guides/structured-outputs).
diff --git a/lib/openai/models/response_format_json_schema.rb b/lib/openai/models/response_format_json_schema.rb
index e84b2194..e050163f 100644
--- a/lib/openai/models/response_format_json_schema.rb
+++ b/lib/openai/models/response_format_json_schema.rb
@@ -50,7 +50,7 @@ class JSONSchema < OpenAI::Internal::Type::BaseModel
         #   @return [Hash{Symbol=>Object}, nil]
         optional :schema,
                  union: -> {
-                   OpenAI::StructuredOutput::UnionOf[
+                   OpenAI::UnionOf[
                      OpenAI::Internal::Type::HashOf[OpenAI::Internal::Type::Unknown],
                      OpenAI::StructuredOutput::JsonSchemaConverter
                    ]
diff --git a/lib/openai/models/responses/function_tool.rb b/lib/openai/models/responses/function_tool.rb
index f4db7602..08d88c8a 100644
--- a/lib/openai/models/responses/function_tool.rb
+++ b/lib/openai/models/responses/function_tool.rb
@@ -14,7 +14,12 @@ class FunctionTool < OpenAI::Internal::Type::BaseModel
         #   A JSON schema object describing the parameters of the function.
         #
         #   @return [Hash{Symbol=>Object}, nil]
-        required :parameters, OpenAI::Internal::Type::HashOf[OpenAI::Internal::Type::Unknown], nil?: true
+        required :parameters,
+                 union: OpenAI::UnionOf[
+                   OpenAI::Internal::Type::HashOf[OpenAI::Internal::Type::Unknown],
+                   OpenAI::StructuredOutput::JsonSchemaConverter
+                 ],
+                 nil?: true
 
         # @!attribute strict
         #   Whether to enforce strict parameter validation. Default `true`.
diff --git a/lib/openai/models/responses/response_create_params.rb b/lib/openai/models/responses/response_create_params.rb
index 2058a351..4f70650a 100644
--- a/lib/openai/models/responses/response_create_params.rb
+++ b/lib/openai/models/responses/response_create_params.rb
@@ -159,7 +159,13 @@ class ResponseCreateParams < OpenAI::Internal::Type::BaseModel
         #   - [Structured Outputs](https://platform.openai.com/docs/guides/structured-outputs)
         #
         #   @return [OpenAI::Models::Responses::ResponseTextConfig, nil]
-        optional :text, -> { OpenAI::Responses::ResponseTextConfig }
+        optional :text,
+                 union: -> {
+                   OpenAI::UnionOf[
+                     OpenAI::Responses::ResponseTextConfig,
+                     OpenAI::StructuredOutput::JsonSchemaConverter
+                   ]
+                 }
 
         # @!attribute tool_choice
         #   How the model should select which tool (or tools) to use when generating a
@@ -185,7 +191,7 @@ class ResponseCreateParams < OpenAI::Internal::Type::BaseModel
         #     the model to call your own code. Learn more about
         #     [function calling](https://platform.openai.com/docs/guides/function-calling).
         #
-        #   @return [Array<OpenAI::Models::Responses::FunctionTool, OpenAI::Models::Responses::FileSearchTool, OpenAI::Models::Responses::ComputerTool, OpenAI::Models::Responses::Tool::Mcp, OpenAI::Models::Responses::Tool::CodeInterpreter, OpenAI::Models::Responses::Tool::ImageGeneration, OpenAI::Models::Responses::Tool::LocalShell, OpenAI::Models::Responses::WebSearchTool>, nil]
+        #   @return [Array<OpenAI::Models::Responses::FunctionTool, OpenAI::StructuredOutput::JsonSchemaConverter, OpenAI::Models::Responses::FileSearchTool, OpenAI::Models::Responses::ComputerTool, OpenAI::Models::Responses::Tool::Mcp, OpenAI::Models::Responses::Tool::CodeInterpreter, OpenAI::Models::Responses::Tool::ImageGeneration, OpenAI::Models::Responses::Tool::LocalShell, OpenAI::Models::Responses::WebSearchTool>, nil]
         optional :tools, -> { OpenAI::Internal::Type::ArrayOf[union: OpenAI::Responses::Tool] }
 
         # @!attribute top_p
@@ -252,7 +258,7 @@ class ResponseCreateParams < OpenAI::Internal::Type::BaseModel
         #
         #   @param tool_choice [Symbol, OpenAI::Models::Responses::ToolChoiceOptions, OpenAI::Models::Responses::ToolChoiceTypes, OpenAI::Models::Responses::ToolChoiceFunction] How the model should select which tool (or tools) to use when generating
         #
-        #   @param tools [Array<OpenAI::Models::Responses::FunctionTool, OpenAI::Models::Responses::FileSearchTool, OpenAI::Models::Responses::ComputerTool, OpenAI::Models::Responses::Tool::Mcp, OpenAI::Models::Responses::Tool::CodeInterpreter, OpenAI::Models::Responses::Tool::ImageGeneration, OpenAI::Models::Responses::Tool::LocalShell, OpenAI::Models::Responses::WebSearchTool>] An array of tools the model may call while generating a response. You
+        #   @param tools [Array<OpenAI::Models::Responses::FunctionTool, OpenAI::StructuredOutput::JsonSchemaConverter, OpenAI::Models::Responses::FileSearchTool, OpenAI::Models::Responses::ComputerTool, OpenAI::Models::Responses::Tool::Mcp, OpenAI::Models::Responses::Tool::CodeInterpreter, OpenAI::Models::Responses::Tool::ImageGeneration, OpenAI::Models::Responses::Tool::LocalShell, OpenAI::Models::Responses::WebSearchTool>] An array of tools the model may call while generating a response. You
         #
         #   @param top_p [Float, nil] An alternative to sampling with temperature, called nucleus sampling,
         #
diff --git a/lib/openai/models/responses/response_format_text_config.rb b/lib/openai/models/responses/response_format_text_config.rb
index 43f6ad0c..92c1a5de 100644
--- a/lib/openai/models/responses/response_format_text_config.rb
+++ b/lib/openai/models/responses/response_format_text_config.rb
@@ -28,6 +28,12 @@ module ResponseFormatTextConfig
         # Learn more about [Structured Outputs](https://platform.openai.com/docs/guides/structured-outputs).
         variant :json_schema, -> { OpenAI::Responses::ResponseFormatTextJSONSchemaConfig }
 
+        # An {OpenAI::BaseModel} can be provided and implicitly converted into {OpenAI::Models::Responses::ResponseFormatTextJSONSchemaConfig}.
+        # See examples for more details.
+        #
+        # Learn more about [Structured Outputs](https://platform.openai.com/docs/guides/structured-outputs).
+        variant -> { OpenAI::StructuredOutput::JsonSchemaConverter }
+
         # JSON object response format. An older method of generating JSON responses.
         # Using `json_schema` is recommended for models that support it. Note that the
         # model will not generate JSON without a system or user message instructing it
diff --git a/lib/openai/models/responses/response_format_text_json_schema_config.rb b/lib/openai/models/responses/response_format_text_json_schema_config.rb
index 06e57803..44071d59 100644
--- a/lib/openai/models/responses/response_format_text_json_schema_config.rb
+++ b/lib/openai/models/responses/response_format_text_json_schema_config.rb
@@ -15,8 +15,13 @@ class ResponseFormatTextJSONSchemaConfig < OpenAI::Internal::Type::BaseModel
         #   The schema for the response format, described as a JSON Schema object. Learn how
         #   to build JSON schemas [here](https://json-schema.org/).
         #
-        #   @return [Hash{Symbol=>Object}]
-        required :schema, OpenAI::Internal::Type::HashOf[OpenAI::Internal::Type::Unknown]
+        #   @return [Hash{Symbol=>Object}, OpenAI::StructuredOutput::JsonSchemaConverter]
+        required :schema,
+                 union: -> {
+                   OpenAI::UnionOf[
+                     OpenAI::Internal::Type::HashOf[OpenAI::Internal::Type::Unknown], OpenAI::StructuredOutput::JsonSchemaConverter
+                   ]
+                 }
 
         # @!attribute type
         #   The type of response format being defined. Always `json_schema`.
@@ -52,7 +57,7 @@ class ResponseFormatTextJSONSchemaConfig < OpenAI::Internal::Type::BaseModel
         #
         #   @param name [String] The name of the response format. Must be a-z, A-Z, 0-9, or contain
         #
-        #   @param schema [Hash{Symbol=>Object}] The schema for the response format, described as a JSON Schema object.
+        #   @param schema [Hash{Symbol=>Object}, OpenAI::StructuredOutput::JsonSchemaConverter] The schema for the response format, described as a JSON Schema object.
         #
         #   @param description [String] A description of what the response format is for, used by the model to
         #
diff --git a/lib/openai/models/responses/response_function_tool_call.rb b/lib/openai/models/responses/response_function_tool_call.rb
index 55602423..fd7afc91 100644
--- a/lib/openai/models/responses/response_function_tool_call.rb
+++ b/lib/openai/models/responses/response_function_tool_call.rb
@@ -10,6 +10,12 @@ class ResponseFunctionToolCall < OpenAI::Internal::Type::BaseModel
         #   @return [String]
         required :arguments, String
 
+        # @!attribute parsed
+        #   The parsed contents of the arguments.
+        #
+        #   @return [Object, nil]
+        required :parsed, OpenAI::Internal::Type::Unknown
+
         # @!attribute call_id
         #   The unique ID of the function tool call generated by the model.
         #
diff --git a/lib/openai/models/responses/response_output_text.rb b/lib/openai/models/responses/response_output_text.rb
index a9646f34..7d4005e3 100644
--- a/lib/openai/models/responses/response_output_text.rb
+++ b/lib/openai/models/responses/response_output_text.rb
@@ -19,6 +19,12 @@ class ResponseOutputText < OpenAI::Internal::Type::BaseModel
         #   @return [String]
         required :text, String
 
+        # @!attribute parsed
+        #   The parsed contents of the output, if JSON schema is specified.
+        #
+        #   @return [Object, nil]
+        optional :parsed, OpenAI::Internal::Type::Unknown
+
         # @!attribute type
         #   The type of the output text. Always `output_text`.
         #
diff --git a/lib/openai/models/responses/tool.rb b/lib/openai/models/responses/tool.rb
index f97fae7e..68b892a7 100644
--- a/lib/openai/models/responses/tool.rb
+++ b/lib/openai/models/responses/tool.rb
@@ -12,6 +12,8 @@ module Tool
         # Defines a function in your own code the model can choose to call. Learn more about [function calling](https://platform.openai.com/docs/guides/function-calling).
         variant :function, -> { OpenAI::Responses::FunctionTool }
 
+        variant -> { OpenAI::StructuredOutput::JsonSchemaConverter }
+
         # A tool that searches for relevant content from uploaded files. Learn more about the [file search tool](https://platform.openai.com/docs/guides/tools-file-search).
         variant :file_search, -> { OpenAI::Responses::FileSearchTool }
 
diff --git a/lib/openai/resources/responses.rb b/lib/openai/resources/responses.rb
index 0b23f4e0..84ab1476 100644
--- a/lib/openai/resources/responses.rb
+++ b/lib/openai/resources/responses.rb
@@ -74,10 +74,85 @@ def create(params)
           message = "Please use `#stream_raw` for the streaming use case."
           raise ArgumentError.new(message)
         end
+
+        model = nil
+        tool_models = {}
+        case parsed
+        in {text: OpenAI::StructuredOutput::JsonSchemaConverter => model}
+          parsed.update(
+            text: {
+              format: {
+                type: :json_schema,
+                strict: true,
+                name: model.name.split("::").last,
+                schema: model.to_json_schema
+              }
+            }
+          )
+        in {text: {format: OpenAI::StructuredOutput::JsonSchemaConverter => model}}
+          parsed.fetch(:text).update(
+            format: {
+              type: :json_schema,
+              strict: true,
+              name: model.name.split("::").last,
+              schema: model.to_json_schema
+            }
+          )
+        in {text: {format: {type: :json_schema, schema: OpenAI::StructuredOutput::JsonSchemaConverter => model}}}
+          parsed.dig(:text, :format).store(:schema, model.to_json_schema)
+        in {tools: Array => tools}
+          mapped = tools.map do |tool|
+            case tool
+            in OpenAI::StructuredOutput::JsonSchemaConverter
+              name = tool.name.split("::").last
+              tool_models.store(name, tool)
+              {
+                type: :function,
+                strict: true,
+                name: name,
+                parameters: tool.to_json_schema
+              }
+            in {type: :function, parameters: OpenAI::StructuredOutput::JsonSchemaConverter => params}
+              func = tool.fetch(:function)
+              name = func[:name] ||= params.name.split("::").last
+              tool_models.store(name, params)
+              func.update(parameters: params.to_json_schema)
+            else
+            end
+          end
+          tools.replace(mapped)
+        else
+        end
+
+        unwrap = ->(raw) do
+          if model.is_a?(OpenAI::StructuredOutput::JsonSchemaConverter)
+            raw[:output]
+              &.flat_map do |output|
+                next [] unless output[:type] == "message"
+                output[:content].to_a
+              end
+              &.each do |content|
+                next unless content[:type] == "output_text"
+                parsed = JSON.parse(content.fetch(:text), symbolize_names: true)
+                coerced = OpenAI::Internal::Type::Converter.coerce(model, parsed)
+                content.store(:parsed, coerced)
+              end
+          end
+          raw[:output]&.each do |output|
+            next unless output[:type] == "function_call"
+            next if (model = tool_models[output.fetch(:name)]).nil?
+            parsed = JSON.parse(output.fetch(:arguments), symbolize_names: true)
+            coerced = OpenAI::Internal::Type::Converter.coerce(model, parsed)
+            output.store(:parsed, coerced)
+          end
+
+          raw
+        end
         @client.request(
           method: :post,
           path: "responses",
           body: parsed,
+          unwrap: unwrap,
           model: OpenAI::Responses::Response,
           options: options
         )
diff --git a/lib/openai/version.rb b/lib/openai/version.rb
index 5dc9f2b6..03fe9c50 100644
--- a/lib/openai/version.rb
+++ b/lib/openai/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module OpenAI
-  VERSION = "0.1.0.pre.beta.2"
+  VERSION = "0.4.0.pre.beta.1"
 end
diff --git a/rbi/openai/models/responses/response_create_params.rbi b/rbi/openai/models/responses/response_create_params.rbi
index 592d684d..671856d6 100644
--- a/rbi/openai/models/responses/response_create_params.rbi
+++ b/rbi/openai/models/responses/response_create_params.rbi
@@ -159,7 +159,15 @@ module OpenAI
         sig { returns(T.nilable(OpenAI::Responses::ResponseTextConfig)) }
         attr_reader :text
 
-        sig { params(text: OpenAI::Responses::ResponseTextConfig::OrHash).void }
+        sig do
+          params(
+            text:
+              T.any(
+                OpenAI::Responses::ResponseTextConfig::OrHash,
+                OpenAI::StructuredOutput::JsonSchemaConverter
+              )
+          ).void
+        end
         attr_writer :text
 
         # How the model should select which tool (or tools) to use when generating a
diff --git a/rbi/openai/models/responses/response_function_tool_call.rbi b/rbi/openai/models/responses/response_function_tool_call.rbi
index 5e98ba1a..be14e555 100644
--- a/rbi/openai/models/responses/response_function_tool_call.rbi
+++ b/rbi/openai/models/responses/response_function_tool_call.rbi
@@ -16,6 +16,10 @@ module OpenAI
         sig { returns(String) }
         attr_accessor :arguments
 
+        # The parsed contents of the arguments.
+        sig { returns(T.anything) }
+        attr_accessor :parsed
+
         # The unique ID of the function tool call generated by the model.
         sig { returns(String) }
         attr_accessor :call_id
diff --git a/rbi/openai/models/responses/response_output_text.rbi b/rbi/openai/models/responses/response_output_text.rbi
index f73a5755..fc5841dc 100644
--- a/rbi/openai/models/responses/response_output_text.rbi
+++ b/rbi/openai/models/responses/response_output_text.rbi
@@ -30,6 +30,10 @@ module OpenAI
         sig { returns(String) }
         attr_accessor :text
 
+        # The parsed contents of the output, if JSON schema is specified.
+        sig { returns(T.anything) }
+        attr_accessor :parsed
+
         # The type of the output text. Always `output_text`.
         sig { returns(Symbol) }
         attr_accessor :type
diff --git a/rbi/openai/resources/responses.rbi b/rbi/openai/resources/responses.rbi
index 3753b593..ecb2f74c 100644
--- a/rbi/openai/resources/responses.rbi
+++ b/rbi/openai/resources/responses.rbi
@@ -45,7 +45,11 @@ module OpenAI
             ),
           store: T.nilable(T::Boolean),
           temperature: T.nilable(Float),
-          text: OpenAI::Responses::ResponseTextConfig::OrHash,
+          text:
+            T.any(
+              OpenAI::Responses::ResponseTextConfig::OrHash,
+              OpenAI::StructuredOutput::JsonSchemaConverter
+            ),
           tool_choice:
             T.any(
               OpenAI::Responses::ToolChoiceOptions::OrSymbol,