From decaa1fec40795898b68210fd9045deb5410b2f4 Mon Sep 17 00:00:00 2001
From: Oskar Stark <oskarstark@googlemail.com>
Date: Fri, 26 Sep 2025 18:09:46 +0200
Subject: [PATCH] [Agent] Remove tool calling capability validation from
 `AgentProcessor`

---
 src/agent/src/Toolbox/AgentProcessor.php       |  6 ------
 src/agent/tests/Toolbox/AgentProcessorTest.php | 12 ------------
 2 files changed, 18 deletions(-)

diff --git a/src/agent/src/Toolbox/AgentProcessor.php b/src/agent/src/Toolbox/AgentProcessor.php
index 366fb068b..b966d29d6 100644
--- a/src/agent/src/Toolbox/AgentProcessor.php
+++ b/src/agent/src/Toolbox/AgentProcessor.php
@@ -13,14 +13,12 @@
 
 use Symfony\AI\Agent\AgentAwareInterface;
 use Symfony\AI\Agent\AgentAwareTrait;
-use Symfony\AI\Agent\Exception\MissingModelSupportException;
 use Symfony\AI\Agent\Input;
 use Symfony\AI\Agent\InputProcessorInterface;
 use Symfony\AI\Agent\Output;
 use Symfony\AI\Agent\OutputProcessorInterface;
 use Symfony\AI\Agent\Toolbox\Event\ToolCallsExecuted;
 use Symfony\AI\Agent\Toolbox\StreamResult as ToolboxStreamResponse;
-use Symfony\AI\Platform\Capability;
 use Symfony\AI\Platform\Message\AssistantMessage;
 use Symfony\AI\Platform\Message\Message;
 use Symfony\AI\Platform\Result\ResultInterface;
@@ -46,10 +44,6 @@ public function __construct(
 
     public function processInput(Input $input): void
     {
-        if (!$input->model->supports(Capability::TOOL_CALLING)) {
-            throw MissingModelSupportException::forToolCalling($input->model::class);
-        }
-
         $toolMap = $this->toolbox->getTools();
         if ([] === $toolMap) {
             return;
diff --git a/src/agent/tests/Toolbox/AgentProcessorTest.php b/src/agent/tests/Toolbox/AgentProcessorTest.php
index 6eb43aed7..a52bdb77e 100644
--- a/src/agent/tests/Toolbox/AgentProcessorTest.php
+++ b/src/agent/tests/Toolbox/AgentProcessorTest.php
@@ -13,7 +13,6 @@
 
 use PHPUnit\Framework\TestCase;
 use Symfony\AI\Agent\AgentInterface;
-use Symfony\AI\Agent\Exception\MissingModelSupportException;
 use Symfony\AI\Agent\Input;
 use Symfony\AI\Agent\Output;
 use Symfony\AI\Agent\Toolbox\AgentProcessor;
@@ -76,17 +75,6 @@ public function testProcessInputWithRegisteredToolsButToolOverride()
         $this->assertSame(['tools' => [$tool2]], $input->getOptions());
     }
 
-    public function testProcessInputWithUnsupportedToolCallingWillThrowException()
-    {
-        $this->expectException(MissingModelSupportException::class);
-
-        $model = new Model('gpt-3');
-        $processor = new AgentProcessor($this->createStub(ToolboxInterface::class));
-        $input = new Input($model, new MessageBag());
-
-        $processor->processInput($input);
-    }
-
     public function testProcessOutputWithToolCallResponseKeepingMessages()
     {
         $toolbox = $this->createMock(ToolboxInterface::class);