Observability

Agent Spend Tracker

Track what your AI agents spend on paid APIs. Breakdowns, anomaly detection, burn rate forecasts.

Get Started

1. Create a spend account

bash

curl -X POST \
  https://aiia.ro/api/spend/accounts \
  -H "Content-Type: application/json" \
  -d '{"name": "my-agent-fleet"}'

Returns account_id + api_key. Save the key.

2. Push receipts after payments

bash

curl -X POST \
  https://aiia.ro/api/spend/receipts \
  -H "Authorization: Bearer spend_KEY" \
  -H "Content-Type: application/json" \
  -d '{"receipts": [{
    "service": "exa.ai",
    "amount": 0.01,
    "payment_method": "x402"
  }]}'

3. Query your spend

bash

"cb-comment"># Summary
GET /api/spend/summary?period=7d

"cb-comment"># Anomalies
GET /api/spend/anomalies

"cb-comment"># Forecast
GET /api/spend/forecast

All GET endpoints require Authorization: Bearer spend_KEY

API Reference

Endpoint	Auth	Description
`POST /accounts`	none	Create account, get API key
`POST /receipts`	key	Push receipts (up to 100)
`GET /summary`	key	Spend breakdown
`GET /by-service`	key	Per-service + 7d trend
`GET /anomalies`	key	Flag unusual charges
`GET /forecast`	key	Daily avg + monthly projection

All paths under /api/spend/

What You Get

Spend breakdowns by service, agent, task, or day
Anomaly detection flags charges 2x+ above median
Burn rate forecast projects monthly from 7-day avg
Trend indicator increasing / stable / decreasing
Service linking to the Paid Services Directory

Free to use. No limits. Your data is private and only accessible with your API key.

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