Discover / invest-math.x402tookit.com

Investing Math

■ Challenge detected

Compare equal periodic buys (dollar-cost averaging) with one lump sum on the first date, over a list of prices.

Listed price
$0.02
Challenge detected
1 of the last check
Median response
197 ms
Last checked
21 Oct, 00:26 UTC
In our index since
21 Oct 2026

Endpoint

curl -i https://invest-math.x402tookit.com/dca-vs-lump
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
12 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://invest-math.x402tookit.com

  • GET/expected-moveNo price listedThe price range implied by volatility over a number of days: one and two standard deviations, from implied or historical vol.
  • GET/drawdown-recoveryNo price listedGain needed to recover a percentage loss, or the maximum drawdown and recovery gain from a list of period returns.
  • GET/fire-numberNo price listedFinancial-independence number from yearly spending and a withdrawal rate, and years to reach it from savings and contributions.
  • GET/risk-rewardNo price listedReward-to-risk ratio from entry, stop and target, the win rate needed to break even, and expectancy at your win rate.
  • GET/margin-callNo price listedMargin call price for shares bought on margin: your cash, the loan, the maintenance requirement and the trigger price.
  • GET/option-payoffNo price listedExpiry profit and loss for a long or short call or put: break-even, maximum gain and loss, and a payoff table.
  • GET/portfolio-riskNo price listedReturn and volatility of a two-asset mix from each asset's return, volatility and correlation, plus the lowest-risk weight.
  • GET/inflation-adjustNo price listedWhat an amount costs or is worth after years of steady inflation, plus the real return after inflation for a nominal return.
  • GET/dividend-mathNo price listedDividend yield, yearly income, and yield on cost and total dividends after years of dividend growth.
  • GET/position-sizeNo price listedPosition size from account size, risk percent, entry and stop: units to buy, dollars at risk, cost and R-multiple targets.
  • GET/dca-vs-lumpNo price listedCompare equal periodic buys (dollar-cost averaging) with one lump sum on the first date, over a list of prices.
  • GET/return-statsNo price listedPerformance stats from period returns: average, volatility, Sharpe, Sortino, compound growth and max drawdown.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 12 of 12 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/invest-math.x402tookit.com

Recent checks

21 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.21 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
21 Oct, 00:26 UTCChallenge detected402197ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 21 Oct, 00:26 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for Investing Math?

Its listed price is $0.02.

What payment terms does Investing Math advertise?

The listing advertises x402, Arbitrum, Base, Polygon, Solana and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Investing Math listed?

In x402 Bazaar. Superstables first indexed it on 21 Oct 2026.

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