diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConfigurations.java b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConfigurations.java
index b2ebb1a273..28e35ee371 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConfigurations.java
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConfigurations.java
@@ -21,6 +21,7 @@ import java.util.Locale;
 import io.opentelemetry.exporter.otlp.http.logs.OtlpHttpLogRecordExporter;
 import io.opentelemetry.exporter.otlp.http.logs.OtlpHttpLogRecordExporterBuilder;
 
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -59,7 +60,7 @@ final class OtlpLoggingConfigurations {
 			}
 
 			@Override
-			public String getUrl() {
+			public String getUrl(Transport transport) {
 				return this.properties.getEndpoint();
 			}
 
@@ -77,7 +78,7 @@ final class OtlpLoggingConfigurations {
 		OtlpHttpLogRecordExporter otlpHttpLogRecordExporter(OtlpLoggingProperties properties,
 				OtlpLoggingConnectionDetails connectionDetails) {
 			OtlpHttpLogRecordExporterBuilder builder = OtlpHttpLogRecordExporter.builder()
-				.setEndpoint(connectionDetails.getUrl())
+				.setEndpoint(connectionDetails.getUrl(Transport.HTTP))
 				.setCompression(properties.getCompression().name().toLowerCase(Locale.US))
 				.setTimeout(properties.getTimeout());
 			properties.getHeaders().forEach(builder::addHeader);
diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConnectionDetails.java b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConnectionDetails.java
index 58289d9cfd..7214618028 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConnectionDetails.java
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingConnectionDetails.java
@@ -16,6 +16,7 @@
 
 package org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp;
 
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.autoconfigure.service.connection.ConnectionDetails;
 
 /**
@@ -28,8 +29,9 @@ public interface OtlpLoggingConnectionDetails extends ConnectionDetails {
 
 	/**
 	 * Address to where logs will be published.
+	 * @param transport the transport to use
 	 * @return the address to where logs will be published
 	 */
-	String getUrl();
+	String getUrl(Transport transport);
 
 }
diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingAutoConfigurationTests.java b/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingAutoConfigurationTests.java
index f7974b5da4..25040b4e04 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/logging/opentelemetry/otlp/OtlpLoggingAutoConfigurationTests.java
@@ -25,6 +25,7 @@ import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
 
 import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConfigurations.ConnectionDetails.PropertiesOtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.test.context.FilteredClassLoader;
 import org.springframework.boot.test.context.runner.ApplicationContextRunner;
@@ -57,7 +58,7 @@ class OtlpLoggingAutoConfigurationTests {
 			.run((context) -> {
 				assertThat(context).hasSingleBean(OtlpLoggingConnectionDetails.class);
 				OtlpLoggingConnectionDetails connectionDetails = context.getBean(OtlpLoggingConnectionDetails.class);
-				assertThat(connectionDetails.getUrl()).isEqualTo("http://localhost:4318/v1/logs");
+				assertThat(connectionDetails.getUrl(Transport.HTTP)).isEqualTo("http://localhost:4318/v1/logs");
 				assertThat(context).hasSingleBean(OtlpHttpLogRecordExporter.class)
 					.hasSingleBean(LogRecordExporter.class);
 			});
@@ -124,7 +125,7 @@ class OtlpLoggingAutoConfigurationTests {
 
 		@Bean
 		public OtlpLoggingConnectionDetails customOtlpLogsConnectionDetails() {
-			return () -> "https://otel.example.com/v1/logs";
+			return (transport) -> "https://otel.example.com/v1/logs";
 		}
 
 	}
diff --git a/spring-boot-project/spring-boot-docker-compose/src/dockerTest/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactoryIntegrationTests.java b/spring-boot-project/spring-boot-docker-compose/src/dockerTest/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactoryIntegrationTests.java
index 623c549753..786082b133 100644
--- a/spring-boot-project/spring-boot-docker-compose/src/dockerTest/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactoryIntegrationTests.java
+++ b/spring-boot-project/spring-boot-docker-compose/src/dockerTest/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactoryIntegrationTests.java
@@ -17,6 +17,7 @@
 package org.springframework.boot.docker.compose.service.connection.otlp;
 
 import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.docker.compose.service.connection.test.DockerComposeTest;
 import org.springframework.boot.testsupport.container.TestImage;
 
@@ -32,7 +33,8 @@ class OpenTelemetryLoggingDockerComposeConnectionDetailsFactoryIntegrationTests
 
 	@DockerComposeTest(composeFile = "otlp-compose.yaml", image = TestImage.OPENTELEMETRY)
 	void runCreatesConnectionDetails(OtlpLoggingConnectionDetails connectionDetails) {
-		assertThat(connectionDetails.getUrl()).startsWith("http://").endsWith("/v1/logs");
+		assertThat(connectionDetails.getUrl(Transport.HTTP)).startsWith("http://").endsWith("/v1/logs");
+		assertThat(connectionDetails.getUrl(Transport.GRPC)).startsWith("http://").endsWith("/v1/logs");
 	}
 
 }
diff --git a/spring-boot-project/spring-boot-docker-compose/src/main/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactory.java b/spring-boot-project/spring-boot-docker-compose/src/main/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactory.java
index 6b09c90c23..df4f0da1c3 100644
--- a/spring-boot-project/spring-boot-docker-compose/src/main/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactory.java
+++ b/spring-boot-project/spring-boot-docker-compose/src/main/java/org/springframework/boot/docker/compose/service/connection/otlp/OpenTelemetryLoggingDockerComposeConnectionDetailsFactory.java
@@ -17,6 +17,7 @@
 package org.springframework.boot.docker.compose.service.connection.otlp;
 
 import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.docker.compose.core.RunningService;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionDetailsFactory;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionSource;
@@ -30,7 +31,9 @@ import org.springframework.boot.docker.compose.service.connection.DockerComposeC
 class OpenTelemetryLoggingDockerComposeConnectionDetailsFactory
 		extends DockerComposeConnectionDetailsFactory<OtlpLoggingConnectionDetails> {
 
-	private static final int OTLP_PORT = 4318;
+	private static final int OTLP_GRPC_PORT = 4317;
+
+	private static final int OTLP_HTTP_PORT = 4318;
 
 	OpenTelemetryLoggingDockerComposeConnectionDetailsFactory() {
 		super("otel/opentelemetry-collector-contrib",
@@ -47,17 +50,24 @@ class OpenTelemetryLoggingDockerComposeConnectionDetailsFactory
 
 		private final String host;
 
-		private final int port;
+		private final int grpcPort;
+
+		private final int httPort;
 
 		private OpenTelemetryLoggingDockerComposeConnectionDetails(RunningService source) {
 			super(source);
 			this.host = source.host();
-			this.port = source.ports().get(OTLP_PORT);
+			this.grpcPort = source.ports().get(OTLP_GRPC_PORT);
+			this.httPort = source.ports().get(OTLP_HTTP_PORT);
 		}
 
 		@Override
-		public String getUrl() {
-			return "http://%s:%d/v1/logs".formatted(this.host, this.port);
+		public String getUrl(Transport transport) {
+			int port = switch (transport) {
+				case HTTP -> this.httPort;
+				case GRPC -> this.grpcPort;
+			};
+			return "http://%s:%d/v1/logs".formatted(this.host, port);
 		}
 
 	}
diff --git a/spring-boot-project/spring-boot-testcontainers/src/dockerTest/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactoryIntegrationTests.java b/spring-boot-project/spring-boot-testcontainers/src/dockerTest/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactoryIntegrationTests.java
index d1cd7f1ed8..869560a507 100644
--- a/spring-boot-project/spring-boot-testcontainers/src/dockerTest/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactoryIntegrationTests.java
+++ b/spring-boot-project/spring-boot-testcontainers/src/dockerTest/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactoryIntegrationTests.java
@@ -23,6 +23,7 @@ import org.testcontainers.junit.jupiter.Testcontainers;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.actuate.autoconfigure.tracing.otlp.OtlpAutoConfiguration;
 import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
@@ -43,15 +44,18 @@ class OpenTelemetryLoggingContainerConnectionDetailsFactoryIntegrationTests {
 
 	@Container
 	@ServiceConnection
-	static final GenericContainer<?> container = TestImage.OPENTELEMETRY.genericContainer().withExposedPorts(4318);
+	static final GenericContainer<?> container = TestImage.OPENTELEMETRY.genericContainer()
+		.withExposedPorts(4317, 4318);
 
 	@Autowired
 	private OtlpLoggingConnectionDetails connectionDetails;
 
 	@Test
 	void connectionCanBeMadeToOpenTelemetryContainer() {
-		assertThat(this.connectionDetails.getUrl())
+		assertThat(this.connectionDetails.getUrl(Transport.HTTP))
 			.isEqualTo("http://" + container.getHost() + ":" + container.getMappedPort(4318) + "/v1/logs");
+		assertThat(this.connectionDetails.getUrl(Transport.GRPC))
+			.isEqualTo("http://" + container.getHost() + ":" + container.getMappedPort(4317) + "/v1/logs");
 	}
 
 	@Configuration(proxyBeanMethods = false)
diff --git a/spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactory.java b/spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactory.java
index cd84f6d1ea..8d884e6413 100644
--- a/spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactory.java
+++ b/spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/otlp/OpenTelemetryLoggingContainerConnectionDetailsFactory.java
@@ -20,6 +20,7 @@ import org.testcontainers.containers.Container;
 import org.testcontainers.containers.GenericContainer;
 
 import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
 import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactory;
 import org.springframework.boot.testcontainers.service.connection.ContainerConnectionSource;
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
@@ -31,10 +32,15 @@ import org.springframework.boot.testcontainers.service.connection.ServiceConnect
  * the {@code "otel/opentelemetry-collector-contrib"} image.
  *
  * @author Eddú Meléndez
+ * @author Moritz Halbritter
  */
 class OpenTelemetryLoggingContainerConnectionDetailsFactory
 		extends ContainerConnectionDetailsFactory<Container<?>, OtlpLoggingConnectionDetails> {
 
+	private static final int OTLP_GRPC_PORT = 4317;
+
+	private static final int OTLP_HTTP_PORT = 4318;
+
 	OpenTelemetryLoggingContainerConnectionDetailsFactory() {
 		super("otel/opentelemetry-collector-contrib",
 				"org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingAutoConfiguration");
@@ -54,8 +60,12 @@ class OpenTelemetryLoggingContainerConnectionDetailsFactory
 		}
 
 		@Override
-		public String getUrl() {
-			return "http://%s:%d/v1/logs".formatted(getContainer().getHost(), getContainer().getMappedPort(4318));
+		public String getUrl(Transport transport) {
+			int port = switch (transport) {
+				case HTTP -> OTLP_HTTP_PORT;
+				case GRPC -> OTLP_GRPC_PORT;
+			};
+			return "http://%s:%d/v1/logs".formatted(getContainer().getHost(), getContainer().getMappedPort(port));
 		}
 
 	}