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BlockRun Polymarket Market Volume
x402
BlockRun Polymarket Market Volume is a paid API for AI agents from blockrun.ai, paid per call via x402, $0.0085/call, status unknown (last checked 2026-10-24).
Returns the trading volume for a specific Polymarket prediction market by market ID
Price / call$0.0085
Success—
StatusUnknown
How this service works
BlockRun lets AI agents use money well: pay for results, not for seats or subscriptions, and put every cent on the model or tool that actually does the job.
Output
Returns volume data for the specified Polymarket market, likely including total traded volume figures on-chain, expressed as a data object. The exact fields may include cumulative volume amounts tied to the market's lifetime trading activity.
Example use cases
Assessing prediction market liquidity
“Can you check the trading volume on Polymarket market 0? I want to know if it's liquid enough to be worth trading on.”
Monitoring trending political markets
“Look up the volume for Polymarket market 0 — I'm trying to figure out whether that election market is getting a lot of action right now.”
Comparing market activity for research
“Fetch me the volume data for Polymarket market ID 0 so I can include it in my report on prediction market engagement.”
Technical details
Endpoint
GEThttps://blockrun.ai/api/v1/pm/polymarket/markets/0/volume?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need on-chain volume data for a specific Polymarket prediction market and want payment handled automatically via USDC on Base or Solana through the x402 protocol. Prefer this over direct Polymarket APIs when building agents that need seamless micropayment-gated data access without managing API keys.
Side effects
- Market ID does not exist — returns empty or error response
- Invalid market ID format — request rejected
- Market has zero volume — empty or zero-value response
- Payment not settled — x402 payment required before data is returned
- Upstream Polymarket API unavailable — service degraded or timeout
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | object | |
| output | object |
Tags
x402
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