Discussions

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  Can we use langchain4j open-ai to access Google Vertex AI Anthropic ?

  cmoulliard asked Mar 18, 2026 in Q&A · Unanswered

  

  

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  How to confgure slf4j logging using langchain4j and jbang ?

  cmoulliard asked Mar 19, 2026 in Q&A · Unanswered

  

  

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  Ability to add metadata to an existing embedding

  patriot1burke started Mar 14, 2026 in Ideas

  

  

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  Introduce Skills Abstraction in LangChain4j

  hadilTrabelsi1 started Mar 17, 2026 in Ideas · Closed

  

  

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  How can I handle concurrent chatbot requests in Spring Boot with LangChain4j?

  Ohmry asked Mar 13, 2026 in Q&A · Unanswered

  

  

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  App-provided factory interface that build AiServices

  patriot1burke started Mar 6, 2026 in Ideas

  

  

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  How can the SupervisorAgent collect the parameters required by the agent tools through multiple rounds of dialogue and execute them in a multi-agent system?

  Agentic

  chenlinks asked Mar 2, 2026 in Q&A · Closed · Unanswered

  

  

  

  

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  best practise to develope a "Agent Skills" project in langchian4j?

  mr-cloud asked Feb 11, 2026 in Q&A · Closed · Answered

  

  

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  Will skill be supported

  chq562656437 started Jan 30, 2026 in General · Closed

  

  

  

  

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  Question about imagecontent

  ilpizze started Mar 2, 2026 in General

  

  

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  Best way to add manually object in the agentic context?

  Agentic

  philippart-s asked Feb 26, 2026 in Q&A · Closed · Answered

  

  

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  Does langchain4j support VLLM inference framework?

  enhancement New feature or request

  zzutligang asked Feb 25, 2025 in Q&A · Unanswered

  

  

  

  

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  Does LangChain support OpenAI's Batch API?

  ScoutLead asked Nov 23, 2024 in Q&A · Unanswered

  

  

  

  

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  Error: An assistant message with 'tool_calls' must be followed by tool messages responding to each 'tool_call_id'. The following tool_call_ids did not have response messages

  DEGTEVUWU asked Aug 25, 2024 in Q&A · Unanswered

  

  

  

  

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  Does it exist a roadmap for stable GA release of agentic or spring-boot-starter modules?

  Roncax asked Feb 16, 2026 in Q&A · Closed · Unanswered

  

  

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  [Stream/Agentic] Streaming tool execution events & accessing tool execution ID from tools

  Tools

  Soggard asked Jan 14, 2026 in Q&A · Closed · Answered

  

  

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  Gemini Structured Outputs Quotes in JSON Keys and Values

  feodnkn asked Feb 11, 2025 in Q&A · Unanswered

  

  

  

  

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  Add a generic (base) layer to the current Java reflection-based agent configuration approach

  Agentic

  haumacher started Jan 7, 2026 in Ideas · Closed

  

  

  

  

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  Java TOON serialization now available via json-io - potential token optimization for LangChain4j

  jdereg started Jan 24, 2026 in Show and tell

  

  

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  SSE stream failures silently swallowed due to improper exception handling in JdkHttpClient (My assumption)

  AvashDahal started Jan 20, 2026 in General · Closed

  

  

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  Per-part mapping of DetailLevel to media_resolution in Gemini models

  partarstu started Jan 15, 2026 in General

  

  

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  Is it possible to inject RAG retrieved documents as SystemMessage instead of UserMessage

  Nicht1 asked Dec 16, 2025 in Q&A · Answered

  

  

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  Proposal for Context Compaction Strategy to prevent Pre-rot (Inspired by Manus)

  YongGoose started Jan 1, 2026 in Ideas

  

  

  

  

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  [Feature Proposal] ReasoningBank - Memory Framework for Agent Self-Improvement

  nebrass started Jan 5, 2026 in Ideas

  

  

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  How to build intelligent collaboration with multiple intelligences similar to CrewAI

  Agentic

  smileyboy2019 asked Dec 31, 2025 in Q&A · Unanswered

  

  

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