diff --git a/changelog/unreleased/PR#3579-update-dev-langchain4j-langchain4j-to-v1-branch.yml b/changelog/unreleased/PR#3579-update-dev-langchain4j-langchain4j-to-v1-branch.yml
new file mode 100644
index 000000000000..ea30cd31b80f
--- /dev/null
+++ b/changelog/unreleased/PR#3579-update-dev-langchain4j-langchain4j-to-v1-branch.yml
@@ -0,0 +1,7 @@
+title: Update dev.langchain4j:langchain4j-* to v1 (branch_9x) (major)
+type: dependency_update
+authors:
+- name: solrbot
+links:
+- name: PR#3579
+  url: https://github.com/apache/solr/pull/3579
diff --git a/versions.props b/versions.props
index 9696656c75ea..e7e490624f5c 100644
--- a/versions.props
+++ b/versions.props
@@ -23,7 +23,7 @@ commons-cli:commons-cli=1.11.0
 commons-codec:commons-codec=1.21.0
 commons-collections:commons-collections=3.2.2
 commons-io:commons-io=2.21.0
-dev.langchain4j:langchain4j-*=0.35.0
+dev.langchain4j:langchain4j-*=1.14.0
 io.dropwizard.metrics:*=4.2.38
 io.grpc:grpc-*=1.80.0
 io.jaegertracing:*=1.8.1