What is a triangular arbitrage calculator in Kalshi terms?

It’s a pricing helper that shows whether a full set of related binary markets can be bought to lock in a small, risk-defined edge when the summed prices are under $1.00.

Does this tool guarantee profits?

No. It helps identify edge opportunities by clarifying price relationships, but real-world outcomes depend on fees, fills, slippage, and settlement timing.

Can I use this for all Kalshi events?

The calculator is most useful where multiple child markets exist under one event ticker and where prices permit a complete set under $1.00.

Tools

Triangular Arbitrage Calculator for KALSHI Markets

A triangular arbitrage calculator is a tool used to assess price relationships across related Kalshi markets for a quick, edge-focused check. If you’re scanning Kalshi for price inefficiencies, this calculator helps you see whether a complete set of related YES contracts under an event ticker can be bought to lock in a small, risk-defined profit. The concept translates well to Kalshi’s binary YES/NO structure, where the sum of best-ask prices across related legs should approach $1.00. With such a tool, a trader can quickly evaluate whether a family of child markets offers a sustainable edge rather than chasing single-contract moves. This article covers how to use it on Kalshi, what to watch, and why the approach matters for US-based traders.

Get the bot Arbitrage calculator

How a triangular arbitrage calculator works on Kalshi

A triangular arbitrage calculator maps out the price relationships across related Kalshi markets that share an event ticker or a common resolution rule. The goal is to confirm whether buying a complete set of child YES contracts yields a guaranteed spread when you account for Kalshi’s pricing geometry and the per-contract fee curve. Since each binary market is priced in cents between 0.01 and 0.99, the calculator helps visualize where the sum of the YES and NO legs across the set falls short of $1.00. If the math checks out, you lock a risk-defined edge by executing the whole set.

Applying the tool to intra-market and combinatorial edges

Intra-market edges occur when bestAsk YES plus bestAsk NO is less than $1.00 for a single binary. A triangular arbitrage calculator can confirm whether a complete bid for both sides exists at a profitable net price after fees. Combinatorial edges involve multiple child markets under one event ticker, such as NFP or CPI bracket series. The calculator aggregates the prices across all child YES markets and compares them to $1.00, highlighting whether buying the full set delivers a positive spread after accounting for Kalshi’s fee curve.

Start edge scouting with KalshiArb

Tap into KalshiArb pricing plans to access alerts and automation that leverage this triangular edge approach on Kalshi. Non-custodial, with your API keys, for real-time edge discovery.

Get access

FAQ

What is a triangular arbitrage calculator in Kalshi terms?: It’s a pricing helper that shows whether a full set of related binary markets can be bought to lock in a small, risk-defined edge when the summed prices are under $1.00.
Does this tool guarantee profits?: No. It helps identify edge opportunities by clarifying price relationships, but real-world outcomes depend on fees, fills, slippage, and settlement timing.
Can I use this for all Kalshi events?: The calculator is most useful where multiple child markets exist under one event ticker and where prices permit a complete set under $1.00.

How a triangular arbitrage calculator works on Kalshi

Applying the tool to intra-market and combinatorial edges

Start edge scouting with KalshiArb

FAQ

Related topics