diff --git a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/DefaultConfigProperties.java b/sdk-extensions/autoconfigure-spi/src/main/java/io/opentelemetry/sdk/autoconfigure/spi/internal/DefaultConfigProperties.java
similarity index 85%
rename from sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/DefaultConfigProperties.java
rename to sdk-extensions/autoconfigure-spi/src/main/java/io/opentelemetry/sdk/autoconfigure/spi/internal/DefaultConfigProperties.java
index 48ec584367f..a696f6f4797 100644
--- a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/DefaultConfigProperties.java
+++ b/sdk-extensions/autoconfigure-spi/src/main/java/io/opentelemetry/sdk/autoconfigure/spi/internal/DefaultConfigProperties.java
@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-package io.opentelemetry.sdk.autoconfigure;
+package io.opentelemetry.sdk.autoconfigure.spi.internal;
 
 import static java.util.stream.Collectors.groupingBy;
 import static java.util.stream.Collectors.joining;
@@ -27,26 +27,33 @@
 import javax.annotation.Nullable;
 
 /**
- * Properties to be used for auto-configuration of the OpenTelemetry SDK components. These
- * properties will be a combination of system properties and environment variables. The properties
- * for both of these will be normalized to be all lower case, and underscores will be replaced with
+ * Properties are normalized to The properties for both of these will be normalized to be all lower
+ * case, dashses are replaces with periods, and environment variable underscores are replaces with
  * periods.
+ *
+ * <p>This class is internal and is hence not for public use. Its APIs are unstable and can change
+ * at any time.
  */
-final class DefaultConfigProperties implements ConfigProperties {
+public final class DefaultConfigProperties implements ConfigProperties {
 
   private final Map<String, String> config;
 
-  static DefaultConfigProperties get(Map<String, String> defaultProperties) {
+  /**
+   * Creates a {@link DefaultConfigProperties} by merging system properties, environment variables,
+   * and the {@code defaultProperties}.
+   *
+   * <p>Environment variables take priority over {@code defaultProperties}. System properties take
+   * priority over system properties.
+   */
+  public static DefaultConfigProperties create(Map<String, String> defaultProperties) {
     return new DefaultConfigProperties(System.getProperties(), System.getenv(), defaultProperties);
   }
 
-  static DefaultConfigProperties customize(
-      DefaultConfigProperties previousProperties, Map<String, String> overrides) {
-    return new DefaultConfigProperties(previousProperties, overrides);
-  }
-
-  // Visible for testing
-  static ConfigProperties createForTest(Map<String, String> properties) {
+  /**
+   * Create a {@link DefaultConfigProperties} from the {@code properties}, ignoring system
+   * properties and environment variables.
+   */
+  public static DefaultConfigProperties createForTest(Map<String, String> properties) {
     return new DefaultConfigProperties(properties, Collections.emptyMap(), Collections.emptyMap());
   }
 
@@ -180,7 +187,7 @@ public List<String> getList(String name) {
    *
    * @throws ConfigurationException if {@code name} contains duplicate entries
    */
-  static Set<String> getSet(ConfigProperties config, String name) {
+  public static Set<String> getSet(ConfigProperties config, String name) {
     List<String> list = config.getList(normalize(name));
     Set<String> set = new HashSet<>(list);
     if (set.size() != list.size()) {
@@ -217,6 +224,14 @@ public Map<String, String> getMap(String name) {
                 Map.Entry::getKey, Map.Entry::getValue, (first, next) -> next, LinkedHashMap::new));
   }
 
+  /**
+   * Return a new {@link DefaultConfigProperties} by overriding the {@code previousProperties} with
+   * the {@code overrides}.
+   */
+  public DefaultConfigProperties withOverrides(Map<String, String> overrides) {
+    return new DefaultConfigProperties(this, overrides);
+  }
+
   private static ConfigurationException newInvalidPropertyException(
       String name, String value, String type) {
     throw new ConfigurationException(
diff --git a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/AutoConfiguredOpenTelemetrySdkBuilder.java b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/AutoConfiguredOpenTelemetrySdkBuilder.java
index c8d633a4b8f..5ba094b91e0 100644
--- a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/AutoConfiguredOpenTelemetrySdkBuilder.java
+++ b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/AutoConfiguredOpenTelemetrySdkBuilder.java
@@ -16,6 +16,7 @@
 import io.opentelemetry.sdk.autoconfigure.spi.AutoConfigurationCustomizer;
 import io.opentelemetry.sdk.autoconfigure.spi.AutoConfigurationCustomizerProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.common.CompletableResultCode;
 import io.opentelemetry.sdk.logs.SdkLoggerProvider;
 import io.opentelemetry.sdk.logs.SdkLoggerProviderBuilder;
@@ -424,10 +425,10 @@ private ConfigProperties getConfig() {
   }
 
   private ConfigProperties computeConfigProperties() {
-    DefaultConfigProperties properties = DefaultConfigProperties.get(propertiesSupplier.get());
+    DefaultConfigProperties properties = DefaultConfigProperties.create(propertiesSupplier.get());
     for (Function<ConfigProperties, Map<String, String>> customizer : propertiesCustomizers) {
       Map<String, String> overrides = customizer.apply(properties);
-      properties = DefaultConfigProperties.customize(properties, overrides);
+      properties = properties.withOverrides(overrides);
     }
     return properties;
   }
diff --git a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfiguration.java b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfiguration.java
index 981ff3740d7..0d7a38b3097 100644
--- a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfiguration.java
+++ b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfiguration.java
@@ -17,6 +17,7 @@
 import io.opentelemetry.exporter.otlp.logs.OtlpGrpcLogRecordExporterBuilder;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.logs.ConfigurableLogRecordExporterProvider;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;
 import java.util.Collections;
diff --git a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfiguration.java b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfiguration.java
index 350b35ec881..40dd14c0a7c 100644
--- a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfiguration.java
+++ b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfiguration.java
@@ -7,6 +7,7 @@
 
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.metrics.SdkMeterProviderBuilder;
 import io.opentelemetry.sdk.metrics.export.MetricExporter;
 import io.opentelemetry.sdk.metrics.export.MetricReader;
diff --git a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfiguration.java b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfiguration.java
index f9b5608826b..b7644f760aa 100644
--- a/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfiguration.java
+++ b/sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfiguration.java
@@ -20,6 +20,7 @@
 import io.opentelemetry.exporter.otlp.trace.OtlpGrpcSpanExporterBuilder;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.traces.ConfigurableSpanExporterProvider;
 import io.opentelemetry.sdk.trace.export.SpanExporter;
 import java.time.Duration;
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ConfigPropertiesTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ConfigPropertiesTest.java
index 1cf41bd0daf..d4ac3b59f9a 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ConfigPropertiesTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ConfigPropertiesTest.java
@@ -13,6 +13,7 @@
 
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.time.Duration;
 import java.util.Arrays;
 import java.util.Collections;
@@ -236,7 +237,7 @@ void defaultMethodsDelegate() {
     expectedMap.put("bear", "growl");
 
     Map<String, String> map = makeTestProps();
-    ConfigProperties properties = DefaultConfigProperties.get(map);
+    ConfigProperties properties = DefaultConfigProperties.create(map);
     assertThat(properties.getBoolean("test.boolean", false)).isTrue();
     assertThat(properties.getString("test.string", "nah")).isEqualTo("str");
     assertThat(properties.getDouble("test.double", 65.535)).isEqualTo(5.4);
@@ -250,7 +251,7 @@ void defaultMethodsDelegate() {
 
   @Test
   void defaultMethodsFallBack() {
-    ConfigProperties properties = DefaultConfigProperties.get(emptyMap());
+    ConfigProperties properties = DefaultConfigProperties.create(emptyMap());
     assertThat(properties.getBoolean("foo", true)).isTrue();
     assertThat(properties.getString("foo", "bar")).isEqualTo("bar");
     assertThat(properties.getDouble("foo", 65.535)).isEqualTo(65.535);
@@ -261,7 +262,7 @@ void defaultMethodsFallBack() {
 
   @Test
   void defaultCollectionTypes() {
-    ConfigProperties properties = DefaultConfigProperties.get(emptyMap());
+    ConfigProperties properties = DefaultConfigProperties.create(emptyMap());
     assertThat(properties.getList("foo", Arrays.asList("1", "2", "3")))
         .containsExactly("1", "2", "3");
     assertThat(properties.getList("foo")).isEmpty();
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfigurationTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfigurationTest.java
index 29884cb5651..d5f7d1146fe 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LogRecordExporterConfigurationTest.java
@@ -11,6 +11,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import org.junit.jupiter.api.Test;
 
 class LogRecordExporterConfigurationTest {
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
index f70e382b73f..9c5ccb84afd 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
@@ -11,6 +11,7 @@
 import com.google.common.collect.ImmutableMap;
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.logs.LogLimits;
 import io.opentelemetry.sdk.logs.LogRecordProcessor;
 import io.opentelemetry.sdk.logs.SdkLoggerProvider;
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/NotOnClasspathTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/NotOnClasspathTest.java
index 6ae928b6607..e82c58aeddd 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/NotOnClasspathTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/NotOnClasspathTest.java
@@ -11,6 +11,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.util.Collections;
 import org.junit.jupiter.api.Test;
 
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/PropagatorConfigurationTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/PropagatorConfigurationTest.java
index 74aca205711..54cf999acba 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/PropagatorConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/PropagatorConfigurationTest.java
@@ -8,6 +8,7 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import io.opentelemetry.context.propagation.ContextPropagators;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.util.Collections;
 import org.junit.jupiter.api.Test;
 
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationFuzzTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationFuzzTest.java
index 3199f7320d7..e0152ea9b11 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationFuzzTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationFuzzTest.java
@@ -14,6 +14,7 @@
 import edu.berkeley.cs.jqf.fuzz.random.NoGuidance;
 import io.opentelemetry.api.common.Attributes;
 import io.opentelemetry.api.internal.PercentEscaper;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import org.junit.jupiter.api.Test;
 import org.junit.runner.Result;
 import org.junit.runner.RunWith;
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
index 7993074bca3..9c8e85ac432 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
@@ -14,6 +14,7 @@
 import io.opentelemetry.api.common.AttributeKey;
 import io.opentelemetry.api.common.Attributes;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.resources.Resource;
 import io.opentelemetry.semconv.resource.attributes.ResourceAttributes;
 import java.util.HashMap;
@@ -34,7 +35,7 @@ void customConfigResource() {
 
     assertThat(
             ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(props),
+                DefaultConfigProperties.create(props),
                 ResourceConfigurationTest.class.getClassLoader(),
                 (r, c) -> r))
         .isEqualTo(
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/SpiUtilTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/SpiUtilTest.java
index ce842bd34d7..5733b41c6d0 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/SpiUtilTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/SpiUtilTest.java
@@ -16,6 +16,7 @@
 
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ResourceProvider;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.util.Collections;
 import java.util.List;
 import org.junit.jupiter.api.Test;
diff --git a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/TracerProviderConfigurationTest.java b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/TracerProviderConfigurationTest.java
index 43f464f8a49..db56602d21c 100644
--- a/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/TracerProviderConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/test/java/io/opentelemetry/sdk/autoconfigure/TracerProviderConfigurationTest.java
@@ -14,6 +14,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.common.CompletableResultCode;
 import io.opentelemetry.sdk.resources.Resource;
 import io.opentelemetry.sdk.trace.SdkTracerProvider;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableLogRecordExporterTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableLogRecordExporterTest.java
index 71e7c5df076..39a0f186126 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableLogRecordExporterTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableLogRecordExporterTest.java
@@ -12,6 +12,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;
 import java.net.URL;
 import java.net.URLClassLoader;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableMetricExporterTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableMetricExporterTest.java
index f2b48063a0b..999c6ea27a1 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableMetricExporterTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableMetricExporterTest.java
@@ -13,6 +13,7 @@
 import io.opentelemetry.exporter.prometheus.PrometheusHttpServer;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.metrics.SdkMeterProvider;
 import io.opentelemetry.sdk.metrics.export.MetricExporter;
 import io.opentelemetry.sdk.metrics.export.PeriodicMetricReader;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSamplerTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSamplerTest.java
index c61f94f90b3..72caebd6734 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSamplerTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSamplerTest.java
@@ -11,6 +11,7 @@
 import com.google.common.collect.ImmutableMap;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.trace.samplers.Sampler;
 import java.net.URL;
 import java.net.URLClassLoader;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSpanExporterTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSpanExporterTest.java
index 3f5e3d59279..f3b5fd0be8f 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSpanExporterTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ConfigurableSpanExporterTest.java
@@ -15,6 +15,7 @@
 import io.opentelemetry.exporter.zipkin.ZipkinSpanExporter;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
 import io.opentelemetry.sdk.trace.export.SimpleSpanProcessor;
 import io.opentelemetry.sdk.trace.export.SpanExporter;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
index cb5a7254731..5fff386ee69 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/LoggerProviderConfigurationTest.java
@@ -11,6 +11,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.exporter.logging.SystemOutLogRecordExporter;
 import io.opentelemetry.exporter.otlp.logs.OtlpGrpcLogRecordExporter;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.logs.SdkLoggerProvider;
 import io.opentelemetry.sdk.logs.SdkLoggerProviderBuilder;
 import io.opentelemetry.sdk.logs.export.BatchLogRecordProcessor;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/MetricExporterConfigurationTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/MetricExporterConfigurationTest.java
index a0bdb80102a..6be98b6f069 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/MetricExporterConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/MetricExporterConfigurationTest.java
@@ -9,6 +9,7 @@
 
 import com.google.common.collect.ImmutableMap;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import org.junit.jupiter.api.Test;
 
 public class MetricExporterConfigurationTest {
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/OtlpConfigUtilTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/OtlpConfigUtilTest.java
index 38572527034..de795f50e08 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/OtlpConfigUtilTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/OtlpConfigUtilTest.java
@@ -16,6 +16,7 @@
 
 import com.google.common.collect.ImmutableMap;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.metrics.InstrumentType;
 import io.opentelemetry.sdk.metrics.data.AggregationTemporality;
 import io.opentelemetry.sdk.metrics.export.AggregationTemporalitySelector;
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
index ec5b149277c..8aa149e2856 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/ResourceConfigurationTest.java
@@ -9,6 +9,7 @@
 
 import io.opentelemetry.api.common.AttributeKey;
 import io.opentelemetry.api.common.Attributes;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.Collections;
@@ -22,7 +23,7 @@ class ResourceConfigurationTest {
   void configureResource() {
     Attributes attributes =
         ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(Collections.emptyMap()),
+                DefaultConfigProperties.create(Collections.emptyMap()),
                 ResourceConfigurationTest.class.getClassLoader(),
                 (r, c) -> r)
             .getAttributes();
@@ -35,7 +36,7 @@ void configureResource() {
   void configureResource_EmptyClassLoader() {
     Attributes attributes =
         ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(Collections.emptyMap()),
+                DefaultConfigProperties.create(Collections.emptyMap()),
                 new URLClassLoader(new URL[0], null),
                 (r, c) -> r)
             .getAttributes();
@@ -52,7 +53,7 @@ void configureResource_OnlyEnabled() {
         "io.opentelemetry.sdk.autoconfigure.TestAnimalResourceProvider");
     Attributes attributes =
         ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(customConfigs),
+                DefaultConfigProperties.create(customConfigs),
                 ResourceConfigurationTest.class.getClassLoader(),
                 (r, c) -> r)
             .getAttributes();
@@ -72,7 +73,7 @@ void configureResource_EnabledAndDisabled() {
         "io.opentelemetry.sdk.extension.resources.TestColorResourceProvider");
     Attributes attributes =
         ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(customConfigs),
+                DefaultConfigProperties.create(customConfigs),
                 ResourceConfigurationTest.class.getClassLoader(),
                 (r, c) -> r)
             .getAttributes();
@@ -89,7 +90,7 @@ void configureResource_OnlyDisabled() {
         "io.opentelemetry.sdk.autoconfigure.TestColorResourceProvider");
     Attributes attributes =
         ResourceConfiguration.configureResource(
-                DefaultConfigProperties.get(customConfigs),
+                DefaultConfigProperties.create(customConfigs),
                 ResourceConfigurationTest.class.getClassLoader(),
                 (r, c) -> r)
             .getAttributes();
diff --git a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfigurationTest.java b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfigurationTest.java
index 5bc04ef890f..6fce08e43d0 100644
--- a/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfigurationTest.java
+++ b/sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/SpanExporterConfigurationTest.java
@@ -14,6 +14,7 @@
 import io.opentelemetry.exporter.otlp.trace.OtlpGrpcSpanExporter;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.trace.export.SpanExporter;
 import java.util.Collections;
 import org.junit.jupiter.api.Test;
diff --git a/sdk-extensions/autoconfigure/src/testLoggingOtlp/java/io/opentelemetry/sdk/autoconfigure/LoggingOtlpTest.java b/sdk-extensions/autoconfigure/src/testLoggingOtlp/java/io/opentelemetry/sdk/autoconfigure/LoggingOtlpTest.java
index aba93ae800e..50974adb338 100644
--- a/sdk-extensions/autoconfigure/src/testLoggingOtlp/java/io/opentelemetry/sdk/autoconfigure/LoggingOtlpTest.java
+++ b/sdk-extensions/autoconfigure/src/testLoggingOtlp/java/io/opentelemetry/sdk/autoconfigure/LoggingOtlpTest.java
@@ -14,6 +14,7 @@
 import io.opentelemetry.exporter.logging.otlp.OtlpJsonLoggingMetricExporter;
 import io.opentelemetry.exporter.logging.otlp.OtlpJsonLoggingSpanExporter;
 import io.opentelemetry.sdk.OpenTelemetrySdk;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import java.util.concurrent.TimeUnit;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.RegisterExtension;
diff --git a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcConfigTest.java b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcConfigTest.java
index cdc1e922d57..b5bbd792612 100644
--- a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcConfigTest.java
+++ b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcConfigTest.java
@@ -21,6 +21,7 @@
 import io.opentelemetry.sdk.OpenTelemetrySdk;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.logs.data.LogRecordData;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;
 import io.opentelemetry.sdk.metrics.InstrumentType;
diff --git a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcRetryTest.java b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcRetryTest.java
index d44c4c43ec4..731bf9a4a13 100644
--- a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcRetryTest.java
+++ b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpGrpcRetryTest.java
@@ -18,6 +18,7 @@
 import io.opentelemetry.exporter.internal.retry.RetryPolicy;
 import io.opentelemetry.exporter.internal.retry.RetryUtil;
 import io.opentelemetry.internal.testing.slf4j.SuppressLogger;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.common.CompletableResultCode;
 import io.opentelemetry.sdk.logs.data.LogRecordData;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;
diff --git a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpConfigTest.java b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpConfigTest.java
index e98f34ac945..f9f3bf66d4b 100644
--- a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpConfigTest.java
+++ b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpConfigTest.java
@@ -20,6 +20,7 @@
 import io.opentelemetry.api.metrics.MeterProvider;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
 import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;
 import io.opentelemetry.sdk.metrics.InstrumentType;
 import io.opentelemetry.sdk.metrics.data.AggregationTemporality;
diff --git a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpRetryTest.java b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpRetryTest.java
index 501824f1c91..08a23a07af1 100644
--- a/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpRetryTest.java
+++ b/sdk-extensions/autoconfigure/src/testOtlp/java/io/opentelemetry/sdk/autoconfigure/OtlpHttpRetryTest.java
@@ -19,6 +19,7 @@
 import io.opentelemetry.exporter.internal.retry.RetryPolicy;
 import io.opentelemetry.exporter.internal.retry.RetryUtil;
 import io.opentelemetry.internal.testing.slf4j.SuppressLogger;
+import io.opentelemetry.sdk.autoconfigure.spi.internal.DefaultConfigProperties;
 import io.opentelemetry.sdk.common.CompletableResultCode;
 import io.opentelemetry.sdk.logs.data.LogRecordData;
 import io.opentelemetry.sdk.logs.export.LogRecordExporter;