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n8nbuilder

Run a personal AI chat assistant through a self-hosted Signal bridge

At a glance

The template connects a locally hosted Signal API bridge to an OpenAI-powered n8n assistant, allowing additional tools to be added to the chat workflow. This workflow is listed under builder, personal-assistant, signal, self-hosting.

Agents / tools
n8n, OpenAI, Signal, Signal REST API

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Prompt excerpt

Set up the Signal REST bridge described by the template on your own infrastructure and install the required n8n community node. Connect the AI model and your Signal account, then send a test question. Verify message routing and add only the specific assistant tools you intend to use.
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docsbuilder

Detect duplicate invoices and pause risky approvals in n8n

This n8n template extracts invoice PDFs with GPT-4o, checks invoice numbers and totals, assesses category and risk, and uses a wait-and-resume approval path before recording the final status.

n8nOpenAI GPT-4oGoogle Sheets+1
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