curl https://api.gammaflip.io/api/v1/coins \
-H "X-API-Key: gex_sk_your_key_here"
import requests
resp = requests.get(
"https://api.gammaflip.io/api/v1/coins",
headers={"X-API-Key": "gex_sk_your_key_here"},
)
coins = resp.json()["data"]["coins"]
print(f"Available coins: {', '.join(coins)}")
{
"data": {
"coins": ["BTC", "ETH", "QQQ", "SOL", "SPX", "SPY", "XRP"],
"markets": {
"crypto": ["BTC", "ETH", "SOL", "XRP"],
"tradfi": ["QQQ", "SPX", "SPY"]
}
},
"meta": {
"timestamp": "2026-10-06T10:00:00+00:00"
}
}
Endpoints
List Coins
Returns available symbols across all exchanges, split by market. Free: not counted against the quota
GET
/
coins
curl https://api.gammaflip.io/api/v1/coins \
-H "X-API-Key: gex_sk_your_key_here"
import requests
resp = requests.get(
"https://api.gammaflip.io/api/v1/coins",
headers={"X-API-Key": "gex_sk_your_key_here"},
)
coins = resp.json()["data"]["coins"]
print(f"Available coins: {', '.join(coins)}")
{
"data": {
"coins": ["BTC", "ETH", "QQQ", "SOL", "SPX", "SPY", "XRP"],
"markets": {
"crypto": ["BTC", "ETH", "SOL", "XRP"],
"tradfi": ["QQQ", "SPX", "SPY"]
}
},
"meta": {
"timestamp": "2026-10-06T10:00:00+00:00"
}
}
Response
array
Sorted list of base coin symbols (uppercase) that have options listed on at
least one supported exchange.Typical values:
BTC, ETH, SOL, XRP, and TradFi tickers such as SPX,
SPY, QQQ.object
The same symbols split by market:
{"crypto": [...], "tradfi": [...]}. The
market decides which {exchange} values are valid for a symbol. See
Markets and exchanges.This endpoint is free and does not count against your quota.
curl https://api.gammaflip.io/api/v1/coins \
-H "X-API-Key: gex_sk_your_key_here"
import requests
resp = requests.get(
"https://api.gammaflip.io/api/v1/coins",
headers={"X-API-Key": "gex_sk_your_key_here"},
)
coins = resp.json()["data"]["coins"]
print(f"Available coins: {', '.join(coins)}")
{
"data": {
"coins": ["BTC", "ETH", "QQQ", "SOL", "SPX", "SPY", "XRP"],
"markets": {
"crypto": ["BTC", "ETH", "SOL", "XRP"],
"tradfi": ["QQQ", "SPX", "SPY"]
}
},
"meta": {
"timestamp": "2026-10-06T10:00:00+00:00"
}
}