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AgentSpend — LLM Cost Tracker & Budget Alerts

AgentSpend — LLM Cost Tracker & Budget Alerts ships as a ready-to-import n8n automation package: load the bundled workflow JSON, connect the credentials listed on this page, and activate it on self-hosted n8n or n8n Cloud.

Track your OpenAI API spend daily, log costs to Google Sheets, and get instant email alerts when your daily budget is exceeded.

  • Fetch your OpenAI daily usage automatically on a recurring schedule
  • Calculate per-model costs using a built-in pricing table for all major GPT models
  • Log every daily cost snapshot to Google Sheets for trend tracking
  • Receive an instant email alert the moment your daily budget threshold is breached
  • Identify your top-spending model to guide prompt optimisation
  • Customise budget threshold and alert recipients in a single Config node
OpenAIGoogle SheetsSMTP
n8n.io / workflow / ai-agent-spend-tracker
TriggerEvery DayGoogle AdsFetch adsMeta AdsFetch adsAI AnalysisSummariseGmailSend reportSheetsLog history
One-time
$14
~5 hrs / week
time back

Setup Serviceoptional live install and test. Choose your tier at checkout (not tied to this template's price).

Instant download after payment
Refund as per the Refund Policy for downloadable templates.
Email Support · 24h SLA
Lifetime updates

APIs required
OpenAIGoogle SheetsSMTP
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How it works

Workflow summary

One workflow handles everything end-to-end.

  1. 1Runs automatically every morning on a schedule
  2. 2Fetches yesterday's OpenAI API usage data
  3. 3Calculates the total dollar cost per model using built-in pricing rates
  4. 4Appends the daily cost snapshot to your Google Sheets usage log
  5. 5Checks whether the total spend exceeds your configured daily budget
  6. 6Sends a budget alert email if the threshold is breached
Deliverables

What's included with your purchase

Every checkout includes the same practical package so you are never hunting for missing files mid-setup.

  • 01Workflow JSON exports ready to import into your n8n workspace (self-hosted or n8n Cloud).
  • 02Step-by-step guide that walks credential creation, node-by-node checks, and activation.
  • 03Credential checklist for OpenAI, Google Sheets, SMTP. Email support@n8ntemplatestore.com if you get stuck — replies within 24 hours (SLA).
  • 04Perpetual (lifetime) use license Your one-time purchase includes an ongoing right to use this template package on n8n instances you control for your own automation — not for resale or public redistribution of the files as a product. Terms & conditions.
  • 05We keep the copyright Workflow JSON, guides, screenshots, and bundled assets stay our copyrighted works (or our licensors'). Payment grants the limited license in our Terms only — it does not transfer ownership.

Need a second opinion before buying? Compare the full catalog or read the support policies.

Setup

Three steps to a running n8n automation

01

Import the workflow into n8n

02

Paste your API keys into the credentials panel

03

Press ‘activate’ — you’ll get your first report tomorrow morning

Support

Need help setting up this n8n template?

Beginner-friendly guidance is included. Our support team will help you if you get stuck — email support@n8ntemplatestore.com or visit support.

Email support
Replies within 24 hours (SLA)
Contact
Setup Service4 tiers — your choice
Optional live session — we install, configure, and test on a screen share. Add Setup Serviceat checkout and pick any tier; pricing is not tied to this template's list price.
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FAQ

About this template

How long does it take to set up AgentSpend — LLM Cost Tracker & Budget Alerts?
Most people finish in minutes following the guide. If you’ve never used n8n before, budget an hour — the first workflow is always the slowest.
What if I get stuck?
Email support@n8ntemplatestore.com. Free basic support is included with every purchase, and you’ll get a reply from our team within 24 hours. If setup needs more than email, we can schedule a call.
Do I need to pay for OpenAI?
API costs are separate and go directly to the provider — typically a few dollars a month at most for a solo business. Full breakdown is in the setup guide.
Can I customize the workflow?
Yes, completely. You own the .json — edit nodes, swap in your own prompts, re-wire the logic. Our support team can help you plan customizations over email.
What if it doesn’t work for me?
Refunds are issued only as described in our Refund Policy (https://n8ntemplatestore.com/refund-policy). Or add Setup Service at checkout for a live install and test session — pick any tier you prefer.