Smart order routing for best price, liquidity, and execution
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tessl review fix ./src/skills/bundled/router/SKILL.mdRoute orders to the best platform based on price, liquidity, fees, and execution quality.
/route "Trump 2028" YES 1000 Find best route for $1000
/route BTCUSDT long 0.5 Route futures order
/route --mode best-price "Fed" YES Optimize for price
/route --mode best-liquidity ... Optimize for fills/route compare "Trump" YES 1000 Compare all platforms
/route fees "Trump" Compare fee structures
/route liquidity "Trump" Compare orderbook depth/route execute <route-id> Execute routed order
/route split "Trump" YES 5000 Split across platformsimport { createSmartRouter } from 'clodds/router';
const router = createSmartRouter({
// Supported platforms
platforms: ['polymarket', 'kalshi', 'manifold'],
// Default mode
defaultMode: 'balanced',
// Fee structures
fees: {
polymarket: { maker: -0.005, taker: 0.01 },
kalshi: { maker: 0, taker: 0.01 },
manifold: { maker: 0, taker: 0 },
},
});const route = await router.findBestRoute({
market: 'trump-win-2028',
side: 'YES',
size: 1000,
mode: 'best-price', // 'best-price' | 'best-liquidity' | 'lowest-fee' | 'balanced'
});
console.log(`Best platform: ${route.platform}`);
console.log(`Expected price: ${route.expectedPrice}`);
console.log(`Expected slippage: ${route.expectedSlippage}%`);
console.log(`Fees: $${route.fees}`);
console.log(`Net cost: $${route.netCost}`);
console.log(`Fill probability: ${route.fillProbability}%`);const comparison = await router.compare({
market: 'trump-win-2028',
side: 'YES',
size: 1000,
});
console.log('Platform Comparison:');
for (const platform of comparison) {
console.log(`\n${platform.name}:`);
console.log(` Price: ${platform.price}`);
console.log(` Liquidity: $${platform.liquidity}`);
console.log(` Slippage: ${platform.slippage}%`);
console.log(` Fees: $${platform.fees}`);
console.log(` Net cost: $${platform.netCost}`);
console.log(` Score: ${platform.score}`);
}// Large orders split for better execution
const split = await router.splitOrder({
market: 'trump-win-2028',
side: 'YES',
size: 10000,
maxSlippage: 0.02,
});
console.log('Order Split:');
for (const leg of split.legs) {
console.log(` ${leg.platform}: $${leg.size} @ ${leg.price}`);
}
console.log(`Total slippage: ${split.totalSlippage}%`);
console.log(`Avg price: ${split.avgPrice}`);// Execute the routed order
const result = await router.execute(route);
console.log(`Order ID: ${result.orderId}`);
console.log(`Platform: ${result.platform}`);
console.log(`Fill price: ${result.fillPrice}`);
console.log(`Slippage: ${result.actualSlippage}%`);
console.log(`Fees: $${result.fees}`);// Best price - minimize price paid
const priceRoute = await router.findBestRoute({
...order,
mode: 'best-price',
});
// Best liquidity - maximize fill probability
const liquidityRoute = await router.findBestRoute({
...order,
mode: 'best-liquidity',
});
// Lowest fees - minimize transaction costs
const feeRoute = await router.findBestRoute({
...order,
mode: 'lowest-fee',
});
// Balanced - weighted optimization
const balancedRoute = await router.findBestRoute({
...order,
mode: 'balanced',
weights: {
price: 0.4,
liquidity: 0.3,
fees: 0.3,
},
});const fees = await router.analyzeFees({
market: 'trump-win-2028',
side: 'YES',
size: 1000,
});
for (const platform of fees) {
console.log(`${platform.name}:`);
console.log(` Maker fee: ${platform.makerFee}%`);
console.log(` Taker fee: ${platform.takerFee}%`);
console.log(` For this order: $${platform.totalFee}`);
console.log(` Rebate available: ${platform.hasRebate}`);
}const liquidity = await router.analyzeLiquidity({
market: 'trump-win-2028',
side: 'YES',
});
for (const platform of liquidity) {
console.log(`${platform.name}:`);
console.log(` Best bid: ${platform.bestBid}`);
console.log(` Best ask: ${platform.bestAsk}`);
console.log(` Spread: ${platform.spread}%`);
console.log(` Depth at 1%: $${platform.depth1Pct}`);
console.log(` Depth at 2%: $${platform.depth2Pct}`);
}| Mode | Optimizes For | Best When |
|---|---|---|
best-price | Lowest price | Small orders |
best-liquidity | Fill probability | Large orders |
lowest-fee | Minimize fees | High frequency |
balanced | Weighted combo | Default choice |
| Platform | Maker Fee | Taker Fee | Notes |
|---|---|---|---|
| Polymarket | 0% | 0% | Zero fees on most markets; 15-min crypto markets have dynamic fees |
| Kalshi | ~0.17% | ~1.2% | Formula-based fees, capped at ~2% |
| Manifold | 0% | 0% | Play money |
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