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POST
/
api
/
v1
/
checkout
Upgrade to Pro
curl --request POST \
  --url https://app.eventgraph.ai/api/v1/checkout \
  --header 'X-API-Key: <api-key>'
{
  "data": {
    "checkout_url": "<string>",
    "session_id": "<string>"
  },
  "meta": {
    "message": "<string>"
  }
}

Documentation Index

Fetch the complete documentation index at: https://docs.eventgraph.ai/llms.txt

Use this file to discover all available pages before exploring further.

Create a Stripe Checkout session to upgrade your API key to the Pro tier ($49/mo).

Upgrade to Pro — $49/mo

Prefer a UI? Click here to go to the pricing page and upgrade with one click — no API key needed upfront.

​
How it works

  1. Call this endpoint with your free-tier API key
  2. You’ll receive a checkout_url — open it in a browser
  3. Complete payment on Stripe’s secure checkout page
  4. Your API key is automatically upgraded to Pro within seconds

​
What you get with Pro

FeatureFreePro ($49/mo)
Markets, Events, Search✅✅
Arbitrage Scanner❌✅
Cross-Platform Compare❌✅
Usage Analytics❌✅
Daily limit1,00050,000
Monthly limit10,000500,000
Rate limit30/min300/min

​
Example

curl -X POST "https://app.eventgraph.ai/api/v1/checkout" \
  -H "X-API-Key: eg_live_your_key_here"

{
  "data": {
    "checkout_url": "https://checkout.stripe.com/c/pay/cs_live_...",
    "session_id": "cs_live_..."
  },
  "meta": {
    "message": "Redirect to checkout_url to complete payment."
  }
}
After successful payment, all API keys associated with your email are automatically upgraded to Pro. No manual steps required.

Authorizations

​
X-API-Key
string
header
required

Your EventGraph API key (eg_live_...)

Response

Checkout session created

​
data
object
​
meta
object