/v2/billing/subscriptionYour current plan, status, limits, credit balance, and trial eligibility.
| Authorization | Bearer YOUR_API_KEY |
curl "https://api.stynar.com/v2/billing/subscription" \
-H "Authorization: Bearer esk_your_key_here"{
"subscription": {
"plan": "pro",
"billing": "monthly",
"status": "active",
"creditsBalance": 1840,
"normalEmailsUsed": 412,
"normalEmailsLimit": 64000,
"aiEmailsUsed": 88,
"aiEmailsLimit": 2500,
"maxCampaigns": -1,
"maxDomains": -1,
"maxMailboxes": -1,
"maxLeads": 75000,
"maxTemplates": -1,
"maxFollowUpSequences": -1,
"aiClassifyPerMonth": -1,
"autoAiReplyPerMonth": -1,
"aiClassifyUsedThisMonth": 34,
"autoAiReplyUsedThisMonth": 12,
"dailySendingLimit": 2133,
"periodStart": "2026-08-01T00:00:00Z",
"periodEnd": "2026-09-01T00:00:00Z",
"updatedAt": "2026-09-16T09:00:00Z",
"autoRenew": true,
"trialEligible": false
}
}| Status | Code | Meaning |
|---|---|---|
| ✕ 401 Unauthorized | UNAUTHORIZED | Missing, malformed, unknown, revoked, or expired key. |
| ✕ 403 Forbidden | API_ACCESS_DISABLED | API access is turned off for your account. |
| ✕ 403 Forbidden | INSUFFICIENT_SCOPE | The key doesn't have the scope this endpoint requires. |
| ✕ 404 Not Found | NOT_FOUND | Unknown route, or a resource that doesn't exist / isn't yours. |
| ✕ 409 Conflict | CONFLICT | The action can't be applied to the resource's current state. |
| ✕ 429 Too Many Requests | RATE_LIMIT_EXCEEDED | Per-minute or per-second limit hit. |
| ✕ 429 Too Many Requests | QUOTA_EXCEEDED | Monthly quota exhausted. |
| ✕ 500 Internal Server Error | INTERNAL_ERROR | Something broke on Stynar's end. |