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JSON feed of arbitrage opportunities between Polymarket and Kalshi. Charged only...

https://arb.axryl.com/opportunities/json

Overview

JSON feed of arbitrage opportunities between Polymarket and Kalshi. Charged only when actionable opportunities are returned.

Protocol x402
Price $0.25
Payment Asset USD Coin
Payment Network Base
Category uncategorized
Provider arb
Source bazaar
Indexed 2026-03-02 01:13:21

Health

Status healthy
Latency (p50) 166ms
Uptime (30d) 100.0%
Reliability Score 100/100
Last Checked 2026-03-20 18:16:14
Last Healthy 2026-03-20 18:16:14
Consecutive Failures 0

x402 Payment Validation

Payment Requirements Valid
Asset Verified
Facilitator

Input Schema

{ "discoverable": true, "method": "GET", "type": "http" }

Output Schema

{ "input": { "method": "GET", "queryParams": { "limit": { "description": "Maximum number of opportunities to return (1-3).", "required": false, "type": "integer" }, "min_profit": { "description": "Minimum profit percentage (e.g., 1 for 1%).", "required": false, "type": "number" } }, "type": "http" }, "output": { "properties": { "minProfit": { "description": "Minimum profit filter applied (as a decimal percentage).", "required": true, "type": "number" }, "opportunities": { "description": "Actionable opportunities that met the profit filter.", "items": { "properties": { "daysUntilEarliestExpiry": { "type": "integer" }, "earliestExpiry": { "type": "string" }, "kalshiMarket": { "description": "Kalshi leg details.", "properties": { "daysUntilExpiry": { "type": "integer" }, "expiryDate": { "type": "string" }, "liquidity": { "type": "number" }, "noAsk": { "required": true, "type": "number" }, "noLabel": { "type": "string" }, "priceSource": { "enum": [ "clob", "snapshot" ], "type": "string" }, "ticker": { "required": true, "type": "string" }, "title": { "required": true, "type": "string" }, "yesAsk": { "required": true, "type": "number" }, "yesLabel": { "type": "string" } }, "type": "object" }, "match": { "properties": { "method": { "enum": [ "exact", "fuzzy" ], "required": true, "type": "string" }, "score": { "type": "number" } }, "type": "object" }, "minNoAsk": { "required": true, "type": "number" }, "minNoSource": { "enum": [ "Polymarket", "Kalshi" ], "required": true, "type": "string" }, "minYesAsk": { "required": true, "type": "number" }, "minYesSource": { "enum": [ "Polymarket", "Kalshi" ], "required": true, "type": "string" }, "polyMarket": { "description": "Polymarket leg details.", "properties": { "daysUntilExpiry": { "type": "integer" }, "expiryDate": { "type": "string" }, "id": { "required": true, "type": "string" }, "liquidity": { "type": "number" }, "noAsk": { "required": true, "type": "number" }, "noLabel": { "type": "string" }, "priceSource": { "enum": [ "clob", "snapshot" ], "type": "string" }, "question": { "required": true, "type": "string" }, "yesAsk": { "required": true, "type": "number" }, "yesLabel": { "type": "string" } }, "type": "object" }, "priceTimestamp": { "required": true, "type": "string" }, "profit": { "required": true, "type": "number" }, "profitPercentage": { "required": true, "type": "number" }, "totalCost": { "required": true, "type": "number" } }, "type": "object" }, "type": "array" }, "opportunityCount": { "description": "Number of opportunities included in the response.", "required": true, "type": "integer" }, "responseGeneratedAt": { "description": "ISO8601 timestamp when the response was generated.", "required": true, "type": "string" } }, "type": "object" } }

Recent Health Checks

Time Status HTTP Latency Error
2026-03-20 18:16:14 healthy 402 39ms
2026-03-20 17:21:11 healthy 402 41ms
2026-03-20 16:09:00 healthy 402 221ms
2026-03-20 15:33:02 healthy 402 183ms
2026-03-20 14:58:08 healthy 402 205ms
2026-03-20 13:44:04 healthy 402 176ms
2026-03-20 12:59:32 healthy 402 164ms
2026-03-20 11:53:47 healthy 402 156ms
2026-03-20 10:36:55 healthy 402 166ms
2026-03-20 09:36:45 healthy 402 176ms
2026-03-20 08:53:47 healthy 402 212ms
2026-03-20 07:59:03 healthy 402 168ms
2026-03-20 06:54:34 healthy 402 199ms
2026-03-20 05:51:33 healthy 402 153ms
2026-03-20 04:36:21 healthy 402 32ms
2026-03-20 03:39:07 healthy 402 146ms
2026-03-20 02:47:50 healthy 402 144ms
2026-03-20 01:44:43 healthy 402 137ms
2026-03-20 00:50:29 healthy 402 142ms
2026-03-19 23:49:34 healthy 402 196ms