The Wayback Machine - https://web.archive.org/web/20160617170016/https://dev.twitter.com/ads/reference/get/bidding_rules

GET bidding_rules

Retrieve the bidding rules for a specific or all currencies. The response will indicate the minimum and maximum CPE (cost-per-engagement) bids.

While these bidding rules change rarely, it is suggested that your systems refresh from these endpoints at least monthly.

Resource URL

https://ads-api.twitter.com/0/bidding_rules

Resource Information

Response formats
JSON
Requires authentication?
Yes (user context only)
Rate limited?
Yes
Requests / 15-min window (user auth)
400

Parameters

currency optional

The type of a currency to filter results by, identified using ISO-4217. This is a three-letter string like “USD” or “EUR”. Omit this parameter to retrieve all bidding rules.

Example Values: USD

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Example Request

GET

https://ads-api.twitter.com/0/bidding_rules?currency=USD

Example Result

{
    "data": [
        {
            "currency": "USD",
            "maximum_cpe_bid_local_micro": 1000000000,
            "minimum_cpe_bid_local_micro": 10000,
            "minimum_denomination": 10000
        }
    ],
    "data_type": "bidding_rule",
    "request": {
        "params": {
            "currency": "USD"
        }
    },
    "total_count": 1
}