diff --git a/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/AnthropicConfig.kt b/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/AnthropicConfig.kt
index 0599377..08832ff 100644
--- a/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/AnthropicConfig.kt
+++ b/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/AnthropicConfig.kt
@@ -6,4 +6,6 @@ data class AnthropicConfig(
     val apiKey: () -> String = { "CONFIG_API_KEY" },
     val baseUrl: () -> String = { Anthropic.BASE_URL },
     val anthropicVersion: () -> String = { Anthropic.ANTHROPIC_VERSION },
-) : KoinComponent
\ No newline at end of file
+) : KoinComponent
+
+
diff --git a/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/internal/AnthropicApi.kt b/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/internal/AnthropicApi.kt
index 846abb5..551ccb7 100644
--- a/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/internal/AnthropicApi.kt
+++ b/anthropic-client/anthropic-client-core/src/commonMain/kotlin/com/tddworks/anthropic/api/internal/AnthropicApi.kt
@@ -5,19 +5,41 @@ import com.tddworks.anthropic.api.messages.api.Messages
 import com.tddworks.di.getInstance
 
 
+/**
+ * The Anthropic API class encapsulates the necessary properties and methods to interact with the Anthropic API.
+ *
+ * @property apiKey the unique identifier for your Anthropic API account
+ * @property apiURL the base URL for making API requests to the Anthropic API
+ * @property anthropicVersion the version of the Anthropics library being used
+ */
 class AnthropicApi(
     private val apiKey: String,
     private val apiURL: String,
     private val anthropicVersion: String,
 ) : Anthropic, Messages by getInstance() {
+    /**
+     * Gets the API key.
+     *
+     * @return The API key string.
+     */
     override fun apiKey(): String {
         return apiKey
     }
 
+    /**
+     * Returns the base URL for API requests.
+     *
+     * @return The base URL of the API
+     */
     override fun baseUrl(): String {
         return apiURL
     }
 
+    /**
+     * Returns the anthropic version string.
+     *
+     * @return The anthropic version string.
+     */
     override fun anthropicVersion(): String {
         return anthropicVersion
     }