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POST
/
midpoints
Get midpoint prices (request body)
curl --request POST \
  --url https://clob.polymarket.com/midpoints \
  --header 'Content-Type: application/json' \
  --data '
[
  {
    "token_id": "0xabc123def456..."
  },
  {
    "token_id": "0xdef456abc123..."
  }
]
'
{
  "0xabc123def456...": "0.45",
  "0xdef456abc123...": "0.52"
}

Body

application/json
​
token_id
string
required

Token ID (asset ID)

Example:

"0xabc123def456..."

​
side
enum<string>

Order side (optional, not used for midpoint calculation)

Available options:
BUY,
SELL
Example:

"BUY"

Response

Successfully retrieved midpoint prices

Map of token ID to midpoint price

​
{key}
string