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LLMWatch

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Monitor LLM API expenses with minimal setup changes.

FreemiumProductivity
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Free to browse · updated 2026-06-14
LLMWatch screenshot

What is LLMWatch?

The service integrates by updating a single configuration parameter in existing codebases. This adjustment enables comprehensive logging of each interaction without requiring additional libraries or complex deployments. Users gain access to breakdowns of token consumption and associated fees, along with notifications when spending approaches predefined thresholds. Latency data helps identify slower requests or model variations for optimization purposes. Two subscription options exist, with the entry level supporting limited monthly activity and the higher tier removing those restrictions while adding advanced capabilities.

Key features

Track LLM API costs in real time
See exact cost of every API request
Token-based calculation with per-model breakdown
Set monthly budget with email alerts at 80%
Latency analytics with real-time metrics
Single line baseURL change for integration
Support for all models on Pro

What you can use LLMWatch for

Real-Time Cost Monitoring

Track LLM API costs in real time and see the exact cost of every API request with token-based calculations and per-model breakdown.

Budget Control

Set monthly budgets and receive email alerts at 80% usage to avoid surprise bills from LLM API calls.

Performance Analysis

Review latency analytics with real-time metrics to determine which requests are slow and which models perform faster.

How to use LLMWatch

  1. 1Sign up at the LLMWatch site
  2. 2Select Free or Pro plan
  3. 3Update baseURL to the proxy in your code
  4. 4Send LLM API requests normally
  5. 5Review costs and metrics in the dashboard

LLMWatch pricing

Pricing model: Freemium. Plan details are indicative — check the site for current prices.

Free

Free/mo
  • 1,000 requests/month
  • Basic cost tracking
  • 1 project

Pro

Popular
$20/mo
  • Unlimited requests
  • Cost alerts
  • Unlimited projects
  • All models
  • Priority support

Editor's verdict

Pros

  • +Easy integration via proxy
  • +Prevents surprise bills
  • +Detailed per-request insights

Cons

  • Free tier limited to 1,000 requests/month
  • Cost alerts require Pro plan

Our take: LLMWatch is a solid productivity choice. It's valued for easy integration via proxy and prevents surprise bills. The main trade-off is free tier limited to 1,000 requests/month. A good pick if you want capable AI without a high upfront cost.

Frequently asked questions

Change one line in your code by updating the baseURL to the provided proxy endpoint for automatic logging.

Summary

LLMWatch is a solid productivity choice. It's valued for easy integration via proxy and prevents surprise bills. The main trade-off is free tier limited to 1,000 requests/month. A good pick if you want capable AI without a high upfront cost.

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