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Declarative AI services with LangChain4j v1.0.0

Use this resource to build declarative AI services in Java with LangChain4j

New

  • 592 downloads
  • 236 likes
  • 156 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install langchain4j-declarative-ai-services

With no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.

First time: connect the CLI with

npx --yes palatekit@latest login

The agent defines an annotated Java interface as an AI service with LangChain4j: system and user messages, instance creation, memory for multi-turn conversations and tool integration for function calling. It also adds validation tests.

Mostly picked by

Updated November 2, 2026

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Details

Works in
Install guides
Generates with
Your agent's model
Licence
MIT

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What you get

  • SKILL.md: six-step procedure, from the interface to validation
  • references/examples.md: AI service and conversation examples
  • references/references.md: API reference

Good fit for

  • You build a Java chatbot with conversation memory
  • You want an agent that calls business functions

Not for

    Tags

    • langchain4j
    • ai services
    • chatbot
    • java

    About

    You say

    “Create a Java AI service with memory to answer customer support questions.”

    Card for the “Declarative AI services with LangChain4j” skill

    Skill published by giuseppe-trisciuoglio under the MIT license, delivered in its original version.

    Show more

    How to use it

    1. Install the skill in your agent's skills folder
    2. Ask your agent to build declarative AI services in Java with LangChain4j
    3. Review and adjust the result

    Content preview

    Files

    • LICENSE1.1 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • references/examples.md17.6 KB
    • references/references.md12.3 KB
    • SKILL.md6.4 KB

    Origin and licence

    Listed unmodified

    Author
    giuseppe-trisciuoglio
    Source
    github.com/giuseppe-trisciuoglio/developer-kit/tree/fe73fb33a09ee6562eeec7415a3f9a3bcf795177/plugins/developer-kit-java/skills/langchain4j-ai-services-patterns
    Licence
    MIT

    Notice

    « langchain4j-ai-services-patterns » (giuseppe-trisciuoglio, MIT) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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