LP Impermanent Loss Estimator (httpay.xyz)

x402

LP Impermanent Loss Estimator (httpay.xyz) is a paid API for AI agents from httpay.xyz, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-15).

Calculates impermanent loss for a Uniswap V2-style liquidity pool position given token pair, entry price, current price, and position size.

Price / call$0.005

Seller volume →—

Success—

StatusUnknown

How this service works

LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position. Params: ?tokenA=ETH&tokenB=USDC&entryPriceA=3000&currentPriceA=3500&liquidityUsd=10000. Demo: ?demo=true.

Output

Returns a JSON object describing the estimated impermanent loss for the specified LP position, including the IL percentage and dollar value lost relative to simply holding the tokens, based on the price ratio change between entry and current price.

Example use cases

Example prompt

“Calculate the impermanent loss on my ETH/USDC liquidity position — I entered when ETH was $3000, it's now at $3500, and my position was worth $10,000 USD when I deposited.”

Technical details

Endpoint

POSThttps://httpay.xyz/api/lp-il-estimator

When to prefer

Use this endpoint when you need a quick, pay-per-call calculation of impermanent loss for a Uniswap V2-style AMM LP position without managing API keys or subscriptions. Ideal for DeFi agents assessing LP profitability, rebalancing decisions, or risk reporting at $0.005 per call via USDC on Base.

Side effects

Missing required parameters (tokenA, tokenB, entryPriceA, currentPriceA, liquidityUsd) returns an error or demo response
Invalid or non-numeric price/liquidity values cause computation errors
Payment not included or insufficient USDC results in HTTP 402 response requiring x402 payment
Demo mode (?demo=true) returns example data rather than a real calculation

Output

Schema · Response

{
  "type": "json",
  "example": {
    "description": "LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position. Params: ?tokenA=ETH&tokenB=USDC&entryPriceA=3000&currentPriceA=3500&liquidityUsd=10000. Demo: ?demo=true."
  }
}

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How this service works

LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position. Params: ?tokenA=ETH&tokenB=USDC&entryPriceA=3000&currentPriceA=3500&liquidityUsd=10000. Demo: ?demo=true.

Output

Technical details

Endpoint

POSThttps://httpay.xyz/api/lp-il-estimator

When to prefer

Side effects

Missing required parameters (tokenA, tokenB, entryPriceA, currentPriceA, liquidityUsd) returns an error or demo response
Invalid or non-numeric price/liquidity values cause computation errors
Payment not included or insufficient USDC results in HTTP 402 response requiring x402 payment
Demo mode (?demo=true) returns example data rather than a real calculation

Output

Schema · Response

{
  "type": "json",
  "example": {
    "description": "LP Impermanent Loss Estimator — calculates IL for any Uniswap V2-style liquidity position. Params: ?tokenA=ETH&tokenB=USDC&entryPriceA=3000&currentPriceA=3500&liquidityUsd=10000. Demo: ?demo=true."
  }
}