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[Feature][Java] Add OpenAI Responses API integration #556

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[Feature][Java] Add OpenAI Responses API integration #556

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185e1d6
OpenAI Responses Connection and Setup
addu390 Feb 28, 2026
0ac0810
Remove unused fields for OpenAI responses API
addu390 Feb 28, 2026
3faee26
Run spotless for linting errors
addu390 Feb 28, 2026
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6 changes: 6 additions & 0 deletions api/src/main/java/org/apache/flink/agents/api/resource/ResourceName.java
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,12 @@ public static final class ChatModel {
public static final String OPENAI_SETUP =
"org.apache.flink.agents.integrations.chatmodels.openai.OpenAIChatModelSetup";

// OpenAI Responses API
public static final String OPENAI_RESPONSE_CONNECTION =
"org.apache.flink.agents.integrations.chatmodels.openai.OpenAIResponseModelConnection";
public static final String OPENAI_RESPONSE_SETUP =
"org.apache.flink.agents.integrations.chatmodels.openai.OpenAIResponseModelSetup";

// Python Wrapper
public static final String PYTHON_WRAPPER_CONNECTION =
"org.apache.flink.agents.api.chat.model.python.PythonChatModelConnection";
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14 changes: 14 additions & 0 deletions ...ion/src/test/java/org/apache/flink/agents/integration/test/ChatModelIntegrationAgent.java
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Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,11 @@ public static ResourceDescriptor chatModelConnection() {
return ResourceDescriptor.Builder.newBuilder(ResourceName.ChatModel.OPENAI_CONNECTION)
.addInitialArgument("api_key", apiKey)
.build();
} else if (provider.equals("OPENAI_RESPONSE")) {
return ResourceDescriptor.Builder.newBuilder(
ResourceName.ChatModel.OPENAI_RESPONSE_CONNECTION)
.addInitialArgument("api_key", System.getenv().get("OPENAI_API_KEY"))
.build();
} else if (provider.equals("ANTHROPIC")) {
String apiKey = System.getenv().get("ANTHROPIC_API_KEY");
return ResourceDescriptor.Builder.newBuilder(
Expand Down Expand Up @@ -133,6 +138,15 @@ public static ResourceDescriptor chatModel() {
"tools",
List.of("calculateBMI", "convertTemperature", "createRandomNumber"))
.build();
} else if (provider.equals("OPENAI_RESPONSES")) {
return ResourceDescriptor.Builder.newBuilder(
ResourceName.ChatModel.OPENAI_RESPONSE_SETUP)
.addInitialArgument("connection", "chatModelConnection")
.addInitialArgument("model", "gpt-4o-mini")
.addInitialArgument(
"tools",
List.of("calculateBMI", "convertTemperature", "createRandomNumber"))
.build();
} else {
throw new RuntimeException(String.format("Unknown model provider %s", provider));
}
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2 changes: 1 addition & 1 deletion ...tion/src/test/java/org/apache/flink/agents/integration/test/ChatModelIntegrationTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,7 @@ public ChatModelIntegrationTest() throws IOException {
}

@ParameterizedTest()
@ValueSource(strings = {"ANTHROPIC", "AZURE", "OLLAMA", "OPENAI"})
@ValueSource(strings = {"ANTHROPIC", "AZURE", "OLLAMA", "OPENAI", "OPENAI_RESPONSES"})
public void testChatModeIntegration(String provider) throws Exception {
Assumptions.assumeTrue(
(OLLAMA.equals(provider) && ollamaReady)
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