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Kalshi Trades Data via PaySponge
x402
Kalshi Trades Data via PaySponge is a paid API for AI agents from api.paysponge.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-15).
Fetches real-time and historical Kalshi prediction market trade data, gated by a $0.01 USDC crypto micropayment per call
Price / call$0.01
Success—
StatusUnknown
How this service works
Purchase paid access to Kalshi market trades (real-time and historical) using crypto payments on EVM and Solana networks.
Output
Returns a JSON payload containing Kalshi trade records (real-time and/or historical), including trade details such as prices, quantities, market identifiers, and timestamps. Access is granted after a $0.01 USDC on-chain payment via EVM (Base) or Solana networks.
Example use cases
Track real-time prediction market trades
“Show me what's being traded on Kalshi right now — I want a live feed of recent trades across all markets so I can see where money is moving. Go ahead and pay the small crypto fee to get the data.”
Research historical Kalshi market activity
“I'm building a model and need historical trade data from Kalshi prediction markets — can you pull the trade history including prices, quantities, and timestamps? Use the micropayment to unlock it.”
Monitor specific Kalshi market trades
“I'm watching a specific event on Kalshi and want to see all the recent trade activity for it — prices, volumes, timing, the works. Pay the per-call fee and fetch me the latest trades.”
Technical details
Endpoint
GEThttps://api.paysponge.com/x402/purchase/svc_d5y7k40sm2ntn45xr/kalshi/tradesWhen to prefer
Choose this endpoint when you need Kalshi-specific prediction market trade data (real-time or historical) and are able to make micropayments via on-chain USDC on EVM (Base) or Solana. Ideal for agents that already support the x402 payment protocol and need pay-per-call access without a subscription.
Side effects
- Payment not completed or insufficient USDC balance — 402 Payment Required response
- Unsupported network or token — payment rejected
- Kalshi upstream unavailable — 502 or timeout
- Invalid or malformed request — 400 Bad Request
- Rate limiting or quota exceeded — 429 Too Many Requests
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| _x402required | boolean | |
| errorrequired | string | |
| acceptsrequired | array | |
| resourcerequired | object | |
| extensionsrequired | object | |
| x402Versionrequired | number | |
| _paymentRequiredrequired | boolean | |
| _wwwAuthenticaterequired | null |
Tags
x402
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