Polymarket Get market price

Name: Polymarket Get market price
Price: 0.018 USD
Availability: InStock
Author: Polymarket

https://api.sandbase.ai/v1/api/polymarket/price

Retrieves the best market price for a specific token ID and side (bid or ask). Returns the best bid price for BUY side or best ask price for SELL side.

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Price: $0.02USD / call
Method: POST
Response: JSON
Parameters: 2 required · 0 optional

Production route

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Playground

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Input

Side(string)

Order side Allowed values: BUY, SELL.

Token Id(string)

Token ID (asset ID)

OutputReady

Your output will appear here

Complete the inputs, then click Run.

Model card

Specifications

Pricing

Base price: $0.02 / run

Request & response

Method: POST
Request body: application/json
Response: application/json
Execution: sync

Parameters

side: string (BUY, SELL) · required
token_id: string · required

Access

Provider: Polymarket
API: Platform API
Base URL: https://api.sandbase.ai
Endpoint: /v1/api/polymarket/price
Authentication: Bearer API key

API README

Polymarket Get market price API

Retrieves the best market price for a specific token ID and side (bid or ask). Returns the best bid price for BUY side or best ask price for SELL side.

The response is the official Polymarket API response, unchanged.

Request

curl -X POST "https://api.sandbase.ai/v1/run" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "polymarket/price", "side": "BUY", "token_id": "0xabc123def456..."}'

Parameters

Name	Type	Required	Description
`side`	string	Yes	Order side
`token_id`	string	Yes	Token ID (asset ID)

Pricing

Flat price per call. Failed calls are not charged.

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Platform API endpoint with unified authentication and usage tracking.

Production API

Platform API endpoint

https://api.sandbase.ai/v1/api/polymarket/price

Authorization header

Authorization: Bearer $SANDBASE_API_KEY

# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
  -X POST "https://api.sandbase.ai/v1/api/polymarket/price" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  --data-binary @- <<'SANDBASE_JSON'
{
  "side": "BUY",
  "token_id": "0xabc123def456..."
}
SANDBASE_JSON
)
printf '%s\n' "$result"

Explore more

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Questions

FAQ

How do I use the Polymarket Get market price API?

Send a POST request to https://api.sandbase.ai/v1/api/polymarket/price with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

How much does the Polymarket Get market price API cost?

$0.02 per call, billed from your SandBase balance. You are only charged for calls you make; there is no subscription.

What parameters does the Polymarket Get market price API accept?

Required: side (one of BUY, SELL) and token_id (string). The Parameters table and the Playground on this page list every field.

What does the Polymarket Get market price API return?

A JSON response returned in the same HTTP request (synchronous).

Do I need a Polymarket developer account or API key?

No. Polymarket Get market price runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Polymarket API access separately.