ExtensionsLangChain4j McpClientAuthProvider that acquires access tokens using OAuth2 grants such as 'client_credentials'.
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LangChain4j McpClientAuthProvider that acquires access tokens using OAuth2 grants such as 'client_credentials'.
Provides McpClientAuthProvider implementation that uses the quarkus-oidc-client extension to acquire access tokens using OAuth2 grants such as 'client_credentials' and propagate them to MCP servers.

Guides

This extension has a guide to get you going.

Installation

To add this extension to your project, use the relevant command in your Quarkus project directory:

Quarkus CLI

quarkus ext add io.quarkiverse.langchain4j:quarkus-langchain4j-oidc-client-mcp-auth-provider

Maven

./mvnw quarkus:add-extension -Dextensions="io.quarkiverse.langchain4j:quarkus-langchain4j-oidc-client-mcp-auth-provider"

Gradle

./gradlew addExtension --extensions="io.quarkiverse.langchain4j:quarkus-langchain4j-oidc-client-mcp-auth-provider"
Try This Extension
Latest version
1.13.3
Last released
Sep 15, 2026
Guide
docs.quarkiverse.io
Source code
quarkus-langchain4j
Minimum Java version
17
Group ID
io.quarkiverse.langchain4j
Artifact ID
quarkus-langchain4j-oidc-client-mcp-auth-provider
Samples
samples
Built with
3.33.2
Status
preview
Category
security
Keywords
#ai
#langchain4j
#oidc
#mcp
Platform
io.quarkus.platform:Langchain4j
Maintained by
Red Hat & IBM
Repository
Maven Central
License
Apache-2.0
Issues
192
First released
Jul 22, 2025
Spot a problem? Submit a change to the LangChain4j McpClientAuthProvider that acquires access tokens using OAuth2 grants such as 'client_credentials'. extension's quarkus-extension.yaml and this content will be updated by the next extension release. This page was generated from the extension metadata published to the Quarkus registry.