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Automated Expense Processing Workflow

Automated Expense Processing Workflow is a 21-node automation blueprint connecting Gmail, Google Sheets, Langchain AI (Google Gemini and Groq models). Inspect its trigger, execution graph, branches, and implementation requirements.

GmailGoogle SheetsLangchain AI (Google Gemini and Groq models)

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.

21

Nodes

21

Links

1

Run groups

Connected tools

3 integrations

  • Gmail
  • Google Sheets
  • Google AI

Canvas controls

Fit wide systems, then zoom into any run group.

Automated Expense Processing Workflow execution lanes1 run groups containing 21 workflow nodes and 21 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.Get invoice. Gmail node, gmailTrigger. 0 incoming and 1 outgoing connections.STARTGet invoiceGMAILGMAILTRIGGER0 IN / 1 OUTGet payment. Gmail node, gmailTrigger. 0 incoming and 1 outgoing connections.STARTGet paymentGMAILGMAILTRIGGER0 IN / 1 OUTExtract invoice. integration node, extractFromFile. 1 incoming and 1 outgoing connections.STEP 02Extract invoiceINTEGRATIONEXTRACTFROMFILE1 IN / 1 OUTExtract payment. integration node, extractFromFile. 1 incoming and 1 outgoing connections.STEP 02Extract paymentINTEGRATIONEXTRACTFROMFILE1 IN / 1 OUTInvoice data. transform node, set. 1 incoming and 1 outgoing connections.STEP 03Invoice dataTRANSFORMSET1 IN / 1 OUTPayment data. transform node, set. 1 incoming and 1 outgoing connections.STEP 03Payment dataTRANSFORMSET1 IN / 1 OUTSwitch. decision node, switch. 2 incoming and 3 outgoing connections.STEP 04SwitchDECISIONSWITCH2 IN / 3 OUTHTML. integration node, html. 1 incoming and 1 outgoing connections.STEP 05HTMLINTEGRATIONHTML1 IN / 1 OUTSet data 1. transform node, set. 1 incoming and 1 outgoing connections.STEP 05Set data 1TRANSFORMSET1 IN / 1 OUTSet data 2. transform node, set. 1 incoming and 1 outgoing connections.STEP 05Set data 2TRANSFORMSET1 IN / 1 OUTSplit Out. transform node, splitOut. 1 incoming and 1 outgoing connections.STEP 06Split OutTRANSFORMSPLITOUT1 IN / 1 OUTExtract details1. ai node, chainLlm. 3 incoming and 1 outgoing connections.STEP 06Extract details1AICHAINLLM3 IN / 1 OUTSet data 0. transform node, set. 1 incoming and 1 outgoing connections.STEP 07Set data 0TRANSFORMSET1 IN / 1 OUTSend1. Google Sheets node, googleSheets. 1 incoming and 0 outgoing connections.STEP 07Send1GOOGLE SHEETSGOOGLESHEETS1 IN / 0 OUTMerge. decision node, merge. 2 incoming and 1 outgoing connections.STEP 08MergeDECISIONMERGE2 IN / 1 OUTExtract details. ai node, chainLlm. 3 incoming and 1 outgoing connections.STEP 09Extract detailsAICHAINLLM3 IN / 1 OUTSend. Google Sheets node, googleSheets. 1 incoming and 0 outgoing connections.OUTCOMESendGOOGLE SHEETSGOOGLESHEETS1 IN / 0 OUTGroq Chat Model. Groq node, lmChatGroq. 0 incoming and 1 outgoing connections.DEPENDENCY · DEPTH 1Groq Chat ModelGROQLMCHATGROQ0 IN / 1 OUTStructured Output Parser. ai node, outputParserStructured. 0 incoming and 1 outgoing connections.DEPENDENCY · DEPTH 1Structured Output ParserAIOUTPUTPARSERSTRUCTURED0 IN / 1 OUTGoogle Gemini Chat Model1. Google AI node, lmChatGoogleGemini. 0 incoming and 1 outgoing connections.DEPENDENCY · DEPTH 1Google Gemini Chat Model1GOOGLE AILMCHATGOOGLEGEMINI0 IN / 1 OUTStructured Output Parser1. ai node, outputParserStructured. 0 incoming and 1 outgoing connections.DEPENDENCY · DEPTH 1Structured Output Parser1AIOUTPUTPARSERSTRUCTURED0 IN / 1 OUT

Signal inspector

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Main-channel runtimeTyped dependencytriggeraidecisiontransformintegration
Scroll horizontally to follow every connected flow.21 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

Get invoice

17 Execution Links4 Support Dependencies

  1. Start

    Get invoice

    Trigger

    Get payment

    Trigger

  2. Step 2

    Extract invoice

    Integration

    Extract payment

    Integration

  3. Step 3

    Invoice data

    Transform

    Payment data

    Transform

  4. Step 4

    Switch

    Decision

  5. Step 5

    HTML

    Integration

    Set data 1

    Transform

    Set data 2

    Transform

  6. Step 6

    Split Out

    Transform

    Extract details1

    AI reasoning

  7. Step 7

    Set data 0

    Transform

    Send1

    Integration

  8. Step 8

    Merge

    Decision

  9. Step 9

    Extract details

    AI reasoning

  10. Outcome

    Send

    Integration

Attached dependencies

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

4 nodes

  • Google Gemini Chat Model1

    AI reasoning dependency

  • Structured Output Parser1

    AI reasoning dependency

  • Groq Chat Model

    AI reasoning dependency

  • Structured Output Parser

    AI reasoning dependency

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