Pricing

from $0.05 / actor start

Polymarket + Kalshi Arbitrage Finder

Scans both Polymarket and Kalshi for matching binary prediction markets and identifies price discrepancies where buying YES on one platform and NO on the other guarantees a risk-free profit. Returns ranked arb opportunities with trade instructions, spread, and return %.

Pricing

from $0.05 / actor start

Rating

0.0

(0)

Developer

Max Galli

Actor stats

Bookmarked

408

Total users

Monthly active users

22 days

Issues response

3 months ago

Last modified

Categories

Automation

Developer tools

Agents

Minimum Price Spread

minSpread

Optional

Minimum YES price difference between platforms to flag as an arb opportunity (0–1 scale). Example: 0.05 means at least 5 cents difference. Default: 0.02.

Type:number

Minimum:0

Maximum:1

Default:0.02

Minimum Return % per Trade

minReturnPct

Optional

Minimum estimated profit % per dollar risked. Example: 1.0 = only show opportunities worth at least 1% return. Default: 0.5.

Type:number

Minimum:0

Default:0.5

Minimum Market Match Similarity

minSimilarity

Optional

Keyword similarity threshold (0–1) for matching markets across platforms. Higher = stricter matching, fewer but more accurate pairs. Default: 0.25.

Type:number

Minimum:0.05

Maximum:1

Default:0.25

Minimum Liquidity (USDC / USD)

minLiquidity

Optional

Only include markets with at least this much liquidity. Filters out thin markets where you can't fill a meaningful position. Default: 0.

Type:number

Minimum:0

Default:0

Minimum 24h Volume

minVolume24h

Optional

Only include markets with at least this much 24-hour trading volume. Default: 0.

Type:number

Minimum:0

Default:0

Max Results

maxResults

Optional

Maximum number of arb opportunities to return, sorted by return % descending. Default: 500.

Type:integer

Minimum:1

Maximum:5000

Default:500

Kalshi Account Email

kalshiEmail

Optional

Your Kalshi account email. Required to fetch Kalshi market prices. Without this, only Polymarket data is scanned.

Type:string

Default:

Kalshi Account Password

kalshiPassword

Optional

Your Kalshi account password. Stored securely and only used to authenticate with the Kalshi API.

Type:string

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