diff --git a/README.md b/README.md
index 64738c76d6..1da2a86148 100644
--- a/README.md
+++ b/README.md
@@ -149,12 +149,12 @@ See example [here](https://github.com/langchain4j/langchain4j-examples/blob/main
       <dependency>
           <groupId>dev.langchain4j</groupId>
           <artifactId>langchain4j-open-ai</artifactId>
-          <version>0.29.1</version>
+          <version>0.30.0</version>
       </dependency>
       ```
     - Gradle:
       ```groovy
-      implementation 'dev.langchain4j:langchain4j-open-ai:0.29.1'
+      implementation 'dev.langchain4j:langchain4j-open-ai:0.30.0'
       ```
 
 2. Import your OpenAI API key:
diff --git a/code-execution-engines/langchain4j-code-execution-engine-graalvm-polyglot/pom.xml b/code-execution-engines/langchain4j-code-execution-engine-graalvm-polyglot/pom.xml
index b8f7607124..7cdcdd210a 100644
--- a/code-execution-engines/langchain4j-code-execution-engine-graalvm-polyglot/pom.xml
+++ b/code-execution-engines/langchain4j-code-execution-engine-graalvm-polyglot/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/docs/docs/get-started.md b/docs/docs/get-started.md
index a231f24d25..d5ac56b5b7 100644
--- a/docs/docs/get-started.md
+++ b/docs/docs/get-started.md
@@ -24,13 +24,13 @@ In this case, we should add the OpenAI dependency:
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-open-ai</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
 - For Gradle in `build.gradle`:
 ```groovy
-implementation 'dev.langchain4j:langchain4j-open-ai:0.29.1'
+implementation 'dev.langchain4j:langchain4j-open-ai:0.30.0'
 ```
 
 Then, import your OpenAI API key.
diff --git a/docs/docs/integrations/language-models/anthropic.md b/docs/docs/integrations/language-models/anthropic.md
index 8847f14c75..bc2e8a1308 100644
--- a/docs/docs/integrations/language-models/anthropic.md
+++ b/docs/docs/integrations/language-models/anthropic.md
@@ -13,7 +13,7 @@ sidebar_position: 2
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-anthropic</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
@@ -90,7 +90,7 @@ Import Spring Boot starter for Anthropic:
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-anthropic-spring-boot-starter</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
diff --git a/docs/docs/integrations/language-models/open-ai.md b/docs/docs/integrations/language-models/open-ai.md
index 046c9cfb45..586e5a70ec 100644
--- a/docs/docs/integrations/language-models/open-ai.md
+++ b/docs/docs/integrations/language-models/open-ai.md
@@ -16,7 +16,7 @@ sidebar_position: 12
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-open-ai</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
diff --git a/docs/docs/tutorials/7-rag.md b/docs/docs/tutorials/7-rag.md
index 0dc5434398..cd31d137d3 100644
--- a/docs/docs/tutorials/7-rag.md
+++ b/docs/docs/tutorials/7-rag.md
@@ -42,7 +42,7 @@ adjusting and customizing more and more aspects.
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-easy-rag</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
diff --git a/docs/docs/tutorials/spring-boot-integration.md b/docs/docs/tutorials/spring-boot-integration.md
index bcde4fc90f..9723c3c45c 100644
--- a/docs/docs/tutorials/spring-boot-integration.md
+++ b/docs/docs/tutorials/spring-boot-integration.md
@@ -14,7 +14,7 @@ To use one of the Spring Boot starters, first import the corresponding dependenc
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-open-ai-spring-boot-starter</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
@@ -42,7 +42,7 @@ import `langchain4j-spring-boot-starter`:
 <dependency>
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-spring-boot-starter</artifactId>
-    <version>0.29.1</version>
+    <version>0.30.0</version>
 </dependency>
 ```
 
diff --git a/document-loaders/langchain4j-document-loader-amazon-s3/pom.xml b/document-loaders/langchain4j-document-loader-amazon-s3/pom.xml
index 0868513d1b..068727fd58 100644
--- a/document-loaders/langchain4j-document-loader-amazon-s3/pom.xml
+++ b/document-loaders/langchain4j-document-loader-amazon-s3/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-loaders/langchain4j-document-loader-azure-storage-blob/pom.xml b/document-loaders/langchain4j-document-loader-azure-storage-blob/pom.xml
index 606febc483..6166dcfcde 100644
--- a/document-loaders/langchain4j-document-loader-azure-storage-blob/pom.xml
+++ b/document-loaders/langchain4j-document-loader-azure-storage-blob/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-loaders/langchain4j-document-loader-github/pom.xml b/document-loaders/langchain4j-document-loader-github/pom.xml
index 3578b46766..9b82a0d2f5 100644
--- a/document-loaders/langchain4j-document-loader-github/pom.xml
+++ b/document-loaders/langchain4j-document-loader-github/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-loaders/langchain4j-document-loader-tencent-cos/pom.xml b/document-loaders/langchain4j-document-loader-tencent-cos/pom.xml
index f2fd7f3c9d..0291265e6a 100644
--- a/document-loaders/langchain4j-document-loader-tencent-cos/pom.xml
+++ b/document-loaders/langchain4j-document-loader-tencent-cos/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-parsers/langchain4j-document-parser-apache-pdfbox/pom.xml b/document-parsers/langchain4j-document-parser-apache-pdfbox/pom.xml
index 50255c1bdb..1102b13878 100644
--- a/document-parsers/langchain4j-document-parser-apache-pdfbox/pom.xml
+++ b/document-parsers/langchain4j-document-parser-apache-pdfbox/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-parsers/langchain4j-document-parser-apache-poi/pom.xml b/document-parsers/langchain4j-document-parser-apache-poi/pom.xml
index 4c469564bf..153e9b20a0 100644
--- a/document-parsers/langchain4j-document-parser-apache-poi/pom.xml
+++ b/document-parsers/langchain4j-document-parser-apache-poi/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/document-parsers/langchain4j-document-parser-apache-tika/pom.xml b/document-parsers/langchain4j-document-parser-apache-tika/pom.xml
index d2f1e69248..bb446cb39e 100644
--- a/document-parsers/langchain4j-document-parser-apache-tika/pom.xml
+++ b/document-parsers/langchain4j-document-parser-apache-tika/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/embedding-store-filter-parsers/langchain4j-embedding-store-filter-parser-sql/pom.xml b/embedding-store-filter-parsers/langchain4j-embedding-store-filter-parser-sql/pom.xml
index 433105d012..d9ff96f86a 100644
--- a/embedding-store-filter-parsers/langchain4j-embedding-store-filter-parser-sql/pom.xml
+++ b/embedding-store-filter-parsers/langchain4j-embedding-store-filter-parser-sql/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-anthropic/pom.xml b/langchain4j-anthropic/pom.xml
index 2fd7c446d1..8212724e7c 100644
--- a/langchain4j-anthropic/pom.xml
+++ b/langchain4j-anthropic/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-azure-ai-search/pom.xml b/langchain4j-azure-ai-search/pom.xml
index ef440e8f00..e70a0b9ef0 100644
--- a/langchain4j-azure-ai-search/pom.xml
+++ b/langchain4j-azure-ai-search/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-azure-cosmos-mongo-vcore/pom.xml b/langchain4j-azure-cosmos-mongo-vcore/pom.xml
index e9ba26eebc..4dfd238165 100644
--- a/langchain4j-azure-cosmos-mongo-vcore/pom.xml
+++ b/langchain4j-azure-cosmos-mongo-vcore/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-azure-open-ai/pom.xml b/langchain4j-azure-open-ai/pom.xml
index 8d9fc23d8c..24ca3cff8f 100644
--- a/langchain4j-azure-open-ai/pom.xml
+++ b/langchain4j-azure-open-ai/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-bedrock/pom.xml b/langchain4j-bedrock/pom.xml
index 900f5dc19f..2d341f2f16 100644
--- a/langchain4j-bedrock/pom.xml
+++ b/langchain4j-bedrock/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-bom/pom.xml b/langchain4j-bom/pom.xml
index 79489918ab..02655ec06d 100644
--- a/langchain4j-bom/pom.xml
+++ b/langchain4j-bom/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-cassandra/pom.xml b/langchain4j-cassandra/pom.xml
index 4867b70132..4a3e79105e 100644
--- a/langchain4j-cassandra/pom.xml
+++ b/langchain4j-cassandra/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-chatglm/pom.xml b/langchain4j-chatglm/pom.xml
index c4013285ad..30ca7d57ce 100644
--- a/langchain4j-chatglm/pom.xml
+++ b/langchain4j-chatglm/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-chroma/pom.xml b/langchain4j-chroma/pom.xml
index 71aa921b54..fcf1aaefc6 100644
--- a/langchain4j-chroma/pom.xml
+++ b/langchain4j-chroma/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-cohere/pom.xml b/langchain4j-cohere/pom.xml
index c87eeb6ba2..b3c9a662a7 100644
--- a/langchain4j-cohere/pom.xml
+++ b/langchain4j-cohere/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-core/pom.xml b/langchain4j-core/pom.xml
index a4a288fb7f..9a740810b4 100644
--- a/langchain4j-core/pom.xml
+++ b/langchain4j-core/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-dashscope/pom.xml b/langchain4j-dashscope/pom.xml
index 4e695e83f8..7fe46715d6 100644
--- a/langchain4j-dashscope/pom.xml
+++ b/langchain4j-dashscope/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-easy-rag/pom.xml b/langchain4j-easy-rag/pom.xml
index 7ee839da81..90e09c99fe 100644
--- a/langchain4j-easy-rag/pom.xml
+++ b/langchain4j-easy-rag/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-elasticsearch/pom.xml b/langchain4j-elasticsearch/pom.xml
index 74e3bace47..164d31dea9 100644
--- a/langchain4j-elasticsearch/pom.xml
+++ b/langchain4j-elasticsearch/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-hugging-face/pom.xml b/langchain4j-hugging-face/pom.xml
index fce946ecde..87aeedba24 100644
--- a/langchain4j-hugging-face/pom.xml
+++ b/langchain4j-hugging-face/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-infinispan/pom.xml b/langchain4j-infinispan/pom.xml
index 298c1db310..fbaa0dbcf6 100644
--- a/langchain4j-infinispan/pom.xml
+++ b/langchain4j-infinispan/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-local-ai/pom.xml b/langchain4j-local-ai/pom.xml
index 31000d9600..1b665d0e86 100644
--- a/langchain4j-local-ai/pom.xml
+++ b/langchain4j-local-ai/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-milvus/pom.xml b/langchain4j-milvus/pom.xml
index 1992503f7f..8c1a6bef24 100644
--- a/langchain4j-milvus/pom.xml
+++ b/langchain4j-milvus/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-mistral-ai/pom.xml b/langchain4j-mistral-ai/pom.xml
index 1220de2f6e..d10a7fdce2 100644
--- a/langchain4j-mistral-ai/pom.xml
+++ b/langchain4j-mistral-ai/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-mongodb-atlas/pom.xml b/langchain4j-mongodb-atlas/pom.xml
index a6a984e47f..861fb3d465 100644
--- a/langchain4j-mongodb-atlas/pom.xml
+++ b/langchain4j-mongodb-atlas/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-neo4j/pom.xml b/langchain4j-neo4j/pom.xml
index f7be245d51..b5c3f17278 100644
--- a/langchain4j-neo4j/pom.xml
+++ b/langchain4j-neo4j/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-nomic/pom.xml b/langchain4j-nomic/pom.xml
index 8d32cc7467..8b6ae8ec1a 100644
--- a/langchain4j-nomic/pom.xml
+++ b/langchain4j-nomic/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-ollama/pom.xml b/langchain4j-ollama/pom.xml
index 33d4a6d8f9..730e853e44 100644
--- a/langchain4j-ollama/pom.xml
+++ b/langchain4j-ollama/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-open-ai/pom.xml b/langchain4j-open-ai/pom.xml
index 1e83711fe5..b5e9ff1bce 100644
--- a/langchain4j-open-ai/pom.xml
+++ b/langchain4j-open-ai/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-opensearch/pom.xml b/langchain4j-opensearch/pom.xml
index a31f733d5c..e2de0a84ee 100644
--- a/langchain4j-opensearch/pom.xml
+++ b/langchain4j-opensearch/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-parent/pom.xml b/langchain4j-parent/pom.xml
index 0c79ecf3df..9b746242ea 100644
--- a/langchain4j-parent/pom.xml
+++ b/langchain4j-parent/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-parent</artifactId>
-    <version>0.30.0-SNAPSHOT</version>
+    <version>0.30.0</version>
     <packaging>pom</packaging>
 
     <name>LangChain4j :: Parent POM</name>
diff --git a/langchain4j-pgvector/pom.xml b/langchain4j-pgvector/pom.xml
index f43edaec66..71122e5faf 100644
--- a/langchain4j-pgvector/pom.xml
+++ b/langchain4j-pgvector/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-pinecone/pom.xml b/langchain4j-pinecone/pom.xml
index 870a19c091..ddd92b0b4d 100644
--- a/langchain4j-pinecone/pom.xml
+++ b/langchain4j-pinecone/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-qdrant/pom.xml b/langchain4j-qdrant/pom.xml
index 34514da888..d65d078c19 100644
--- a/langchain4j-qdrant/pom.xml
+++ b/langchain4j-qdrant/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-qianfan/pom.xml b/langchain4j-qianfan/pom.xml
index 9f42bb0a65..c45d2c3407 100644
--- a/langchain4j-qianfan/pom.xml
+++ b/langchain4j-qianfan/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-redis/pom.xml b/langchain4j-redis/pom.xml
index afadee5876..9d1f53bd8f 100644
--- a/langchain4j-redis/pom.xml
+++ b/langchain4j-redis/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-vearch/pom.xml b/langchain4j-vearch/pom.xml
index 9610713f90..02a8c0309e 100644
--- a/langchain4j-vearch/pom.xml
+++ b/langchain4j-vearch/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-vertex-ai-gemini/pom.xml b/langchain4j-vertex-ai-gemini/pom.xml
index 89105cbbd6..0032f67753 100644
--- a/langchain4j-vertex-ai-gemini/pom.xml
+++ b/langchain4j-vertex-ai-gemini/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-vertex-ai/pom.xml b/langchain4j-vertex-ai/pom.xml
index a04abfa6a6..c55657ef6e 100644
--- a/langchain4j-vertex-ai/pom.xml
+++ b/langchain4j-vertex-ai/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-vespa/pom.xml b/langchain4j-vespa/pom.xml
index 2b0fd8ad00..4a73923aec 100644
--- a/langchain4j-vespa/pom.xml
+++ b/langchain4j-vespa/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-weaviate/pom.xml b/langchain4j-weaviate/pom.xml
index 17280cd105..a27327fc6c 100644
--- a/langchain4j-weaviate/pom.xml
+++ b/langchain4j-weaviate/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j-zhipu-ai/pom.xml b/langchain4j-zhipu-ai/pom.xml
index 4a0caa5bfd..bb1dd0153b 100644
--- a/langchain4j-zhipu-ai/pom.xml
+++ b/langchain4j-zhipu-ai/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j/pom.xml b/langchain4j/pom.xml
index 9a5f05a19a..1b06c32e1b 100644
--- a/langchain4j/pom.xml
+++ b/langchain4j/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>dev.langchain4j</groupId>
         <artifactId>langchain4j-parent</artifactId>
-        <version>0.30.0-SNAPSHOT</version>
+        <version>0.30.0</version>
         <relativePath>../langchain4j-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/langchain4j/src/main/java/dev/langchain4j/service/AiServices.java b/langchain4j/src/main/java/dev/langchain4j/service/AiServices.java
index bc363f41d5..c243940882 100644
--- a/langchain4j/src/main/java/dev/langchain4j/service/AiServices.java
+++ b/langchain4j/src/main/java/dev/langchain4j/service/AiServices.java
@@ -213,7 +213,8 @@ public AiServices<T> streamingChatLanguageModel(StreamingChatLanguageModel strea
      * @param systemMessageProvider A {@link Function} that accepts a chat memory ID
      *                              (a value of a method parameter annotated with @{@link MemoryId})
      *                              and returns a system message to be used.
-     *                              If there is no parameter annotated with @MemoryId, it accepts {@code null}.
+     *                              If there is no parameter annotated with {@code @MemoryId},
+     *                              the value of memory ID is "default".
      *                              The returned {@link String} can be either a complete system message
      *                              or a system message template containing unresolved template variables (e.g. "{{name}}"),
      *                              which will be resolved using the values of method parameters annotated with @{@link V}.
diff --git a/pom.xml b/pom.xml
index 856fb7f6a5..4be6514ee5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>dev.langchain4j</groupId>
     <artifactId>langchain4j-aggregator</artifactId>
-    <version>0.30.0-SNAPSHOT</version>
+    <version>0.30.0</version>
     <packaging>pom</packaging>
     <name>LangChain4j :: Aggregator</name>