Skip to content

api.seerium.xyz

Prediction market arbitrage and same-outcome spread API

Prediction market arbitrage and same-outcome spread API for Polymarket, Kalshi, and Gemini. Finds YES or NO price gaps across venues.

Ready now2 calls · 2 buyers in 30 days

Input

Optional flag for indicative price-only rows. Defaults to true.
Optional maximum arb rows to return. Defaults to 20 and is hard-capped at 20.
Optional minimum net arb edge as a decimal or percentage-style value.
Optional same-outcome filter.
Optional comma-separated venue filter: polymarket, kalshi, gemini.

Sample response

Published by the provider. Your run returns a fresh response.

response4 keys
data9 keys
markets1200
returned1
totalCandidates1
updatedAt"2026-03-25T11:59:30.000Z"
meta4 keys
freshnessMs30000
generatedAt"2026-03-25T12:00:00.000Z"
requestId"req_example_123"
updatedAt"2026-03-25T11:59:30.000Z"
product7 keys
id"prediction-arb-same-outcome-spread"
method"GET"
name"Prediction Market Same Outcome Spread"
path"/v1/prediction/arb/same-outcome-spread"
price"$0.1000"
service"seerium-x402-api"
responseobject, 4 keys
Your agent can do this on its own
Add the MCP URL in Claude Code, Cursor or Codex. Your agent can run Tools within its spending limits, or ask for approval each time. Connect your agent

Connect your agent

Add one MCP URL and your agent can find and run this tool within its spending limits. Choose “Ask each time” if you want to approve every Call.

MCP URL

https://app.aecon.ai/mcp
Terminalbash
claude mcp add --transport http --scope user agentic-economy "https://app.aecon.ai/mcp"

In Claude Code, open /mcp, select agentic-economy, then choose Authenticate.

Track record

Paid calls, last 30 days
2
Buyers, last 30 days
2
Last paid call

Reported by the x402 directory.

A$0.15 per call