Real-time AI cost monitoring & feature cost tracking for SaaS

Your AI costs are
killing your margins.

3 of your users cost more than they pay you. Every month. CostCanary watches every LLM call, maps it to real users, and shows you exactly who's bleeding your margins.

$43
saved/dev/mo
1 line
of code
2 min
to first insight
Live · 8 users tracked
user_042
$31.20-64%
user_017
$24.80-31%
user_089
$4.20+78%
user_112
$2.10+89%
🚨3 users crossed unprofitability threshold
Live Margin MonitorLIVE
UserCostRevMargin
user_042$31.20$19.00-64%
user_017$24.80$19.00-31%
user_003$21.40$19.00-13%
user_089$4.20$19.00+78%
user_112$2.10$19.00+89%
3 users unprofitable · $127/mo bleeding
THE DISCOVERY

See which users cost more than they pay.

They're not bad customers. They just use your product differently. Without CostCanary, you'd never know user_042 costs you $12 more than they pay — every single month.

$127
/month lost to 3 users
$0
/month per developer in hidden AI costs
leaking from your SaaS margins right now.
68%
of AI SaaS companies overspend on LLM APIs
47 users
average tracked per account
2 minutes
from install to first insight
THE FIX

One SDK.
Full AI cost visibility.

Wrap one function around your existing OpenAI, Anthropic, or Gemini call. CostCanary tracks tokens, calculates cost per user, and sends it to your dashboard — zero config, sub-millisecond overhead.

1
npm install @costcanary/sdk
Minute 0
2
Wrap your LLM call with track()
Minute 2
3
See exactly who costs what 🔥
Minute 5
app.js — costcanary
01import { track } from '@costcanary/sdk';
02
03const result = await track({
04 userId: req.user.id,
05 feature: 'chat',
06 fn: () => openai.chat(...)
07});
The Monday Morning Brief

Every Monday.

In your inbox.

Not a dashboard you'll forget to check. A weekly briefing engineered to make you act.

What CostCanary does

AI cost monitoring features built for SaaS

Track, alert, benchmark, and optimize — from one lightweight SDK.

💸

Per-user cost tracking

Every LLM call is tagged to a real user ID. See exactly who's burning your margins — not just aggregate numbers.

🔌

VS Code integration

The canary lives in your editor. Inline cost annotations on every AI call as you write code. Zero config.

📬

Weekly profit digest

Monday morning email: 3 unprofitable users, top cost driver, and one concrete action to take. That's it.

🚨

Profitability alerts

Set a threshold like "alert me when a user's cost exceeds 80% of their revenue" — not just raw spend.

📊

Feature-level breakdown

Is it your chat feature or your summarizer bleeding money? Drill down to per-feature cost-vs-revenue.

🏆

Industry benchmarks

See how your cost-per-call compares to anonymous aggregate data from similar AI SaaS products.

Quick Start

Documentation

Install the SDK, wrap your LLM calls, and see per-user AI costs in under 2 minutes.

1
Install the SDK
npm install @costcanary/sdk
2
Initialize with your API key
init({ apiKey: "cck_..." })
3
Wrap your LLM call
await track({ userId, feature, fn })
4
Check your dashboard
costcanary.com/dashboard
🧩
Supported Models

gpt-4o, gpt-4o-mini, claude-3-5-sonnet, claude-3-haiku, gemini-1.5-pro, gemini-1.5-flash

⚡
Zero Overhead

Async batched telemetry. No added latency to your LLM calls. Under 1ms instrumentation.

🔒
Config Options

Custom endpoint for self-hosted, configurable batch size, and automatic retry with backoff.

Simple AI cost monitoring. Transparent pricing.

Free
$0/mo
AI cost tracking for small teams
✓Up to 5 tracked users
✓7-day history
✓VS Code extension
✓Basic dashboard
Most Popular
Starter
$19/mo
Full LLM spend visibility & alerts
✓Unlimited tracked users
✓90-day history
✓Stripe revenue binding
✓Weekly profit digest
✓Profitability alerts
✓Industry benchmarks
✓Per-feature cost breakdown
✓VS Code extension
✓Email support

Your margins won't
protect themselves.

You don't know which users are unprofitable. That's not a strategy problem — it's a visibility problem. CostCanary fixes it in 2 minutes.

No credit card. Free tier forever. Setup in 2 minutes.