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AI Agent Chat with LangChain & Gemini

AI Agent Chat with LangChain & Gemini is a 4-node automation blueprint connecting LangChain, Google Gemini. Inspect its trigger, execution graph, branches, and implementation requirements.

LangChainGoogle Gemini

Interactive system map

Follow the runtime. Inspect what supports it.

Solid horizontal paths show main-channel execution. Violet dependencies sit beneath the exact step they configure or empower.

4

Nodes

4

Links

1

Run groups

Connected tools

2 integrations

  • LangChain
  • Google AI

Canvas controls

Fit wide systems, then zoom into any run group.

AI Agent Chat with LangChain & Gemini execution lanes1 run groups containing 4 workflow nodes and 4 visible links. Solid horizontal lines are main-channel runtime links. Violet dashed lines connect typed dependencies beneath the runtime step they support. Focus any node to inspect its immediate path.When chat message received. trigger node, chatTrigger. 1 incoming and 1 outgoing connections.STARTWhen chat message receivedTRIGGERCHATTRIGGER1 IN / 1 OUTConstruct & Execute LLM Prompt. ai node, code. 3 incoming and 0 outgoing connections.OUTCOMEConstruct & Execute LLM P…AICODE3 IN / 0 OUTStore conversation history. ai node, memoryBufferWindow. 0 incoming and 2 outgoing connections.DEPENDENCY · DEPTH 1Store conversation historyAIMEMORYBUFFERWINDOW0 IN / 2 OUTGoogle Gemini Chat Model. Google AI node, lmChatGoogleGemini. 0 incoming and 1 outgoing connections.DEPENDENCY · DEPTH 1Google Gemini Chat ModelGOOGLE AILMCHATGOOGLEGEMINI0 IN / 1 OUT

Signal inspector

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Main-channel runtimeTyped dependencytriggeraidecisiontransformintegration
Scroll horizontally to follow every connected flow.4 connected nodesEnter or click to lock · Escape to clear

Runtime breakdown

Read the execution spine before its dependencies.

Each run group separates main-channel steps from the models, tools, retrievers, and data services that support them. Start and outcome labels apply only to runtime nodes.

01

Run Group

When chat message received

1 Execution Link3 Support Dependencies

  1. Start

    When chat message received

    Trigger

  2. Outcome

    Construct & Execute LLM Prompt

    AI reasoning

Attached dependencies

These nodes support the runtime above; they are not additional starts or outcomes.

2 nodes

  • Google Gemini Chat Model

    AI reasoning dependency

  • Store conversation history

    AI reasoning dependency

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