x402
utility

Call/put delta from BS closed form. Call when delta-hedging or option inventory needs BS delta. Returns delta for call and put as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

post/api/v1/x402/bs-delta

Request

  • Base URL: https://api.delx.ai
  • URL: https://api.delx.ai/api/v1/x402/bs-delta
  • Auth: none declared

Request body

spotnumber required

Underlying spot price (>0)

strikenumber required

Option strike price (>0)

volnumber required

Annualized volatility as decimal (>0), e.g. 0.2 = 20%

t_yearsnumber required

Time to expiry in years (>0)

ratenumber

Risk-free rate as decimal (optional, default 0)

Response

Paid utility result. Downstream tool errors are returned as structured result payloads with HTTP 200 after payment succeeds.

schemastring
delta_callnumber
delta_putnumber

Changes

No recorded changes to this operation across all 1 revision of this API.