curl -X GET 'https://api.resend.com/usage' \
  -H "Authorization: Bearer $RESEND_API_KEY" \
  -H 'User-Agent: my-app/1.0'

# GET /usage (Resend API)
Base URL: https://api.resend.com
Auth: Authorization: Bearer <RESEND_API_KEY>
Last verified: 2026-09-26

> Retrieve account usage

## Critical Gotchas
* All requests must include a `User-Agent` header (e.g. `User-Agent: my-app/1.0`) or the API returns HTTP 403.

## cURL
curl -X GET 'https://api.resend.com/usage' \
  -H "Authorization: Bearer $RESEND_API_KEY" \
  -H 'User-Agent: my-app/1.0'

## Response (200 OK)
{"object":"usage","emails":{"daily":{},"monthly":{}}}

---
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GET

GET /usage — Resend API

Resend API

Retrieve account usage

Base URL: https://api.resend.com
Auth: Authorization: Bearer <RESEND_API_KEY>
Last verified: 2026-09-26 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 89 tokens · Vary: Accept

Critical gotchas

All requests must include a User-Agent header (e.g. User-Agent: my-app/1.0) or the API returns HTTP 403.

cURL

curl -X GET 'https://api.resend.com/usage' \  -H "Authorization: Bearer $RESEND_API_KEY" \  -H 'User-Agent: my-app/1.0'

Parameters

No parameters.

Response 200 OK

{
  "object": "usage",
  "emails": {
    "daily": {
      "used": 0,
      "limit": 0,
      "sent": 0,
      "received": 0,
      "resets_at": "string"
    },
    "monthly": {
      "used": 0,
      "limit": 0,
      "sent": 0,
      "received": 0,
      "resets_at": "string"
    }
  },
  "contacts": {
    "used": 0,
    "limit": 0
  },
  "segments": {
    "used": 0,
    "limit": 0
  },
  "broadcasts": {
    "used": 0,
    "limit": null
  },
  "ai_credits": {
    "used": 0,
    "limit": 0,
    "next_increase_at": "string"
  },
  "automation_runs": {
    "used": 0,
    "limit": 0,
    "resets_at": "string"
  },
  "domains": {
    "used": 0,
    "limit": 0
  },
  "rate_limit": {
    "limit": 0,
    "duration": "string"
  }
}

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