Discover / linear-algebra.x402tookit.com

Linear Algebra

■ Challenge detected

Determinant of a square matrix (up to 10x10) by LU with partial pivoting, flagging a numerically singular matrix.

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

Endpoint

curl -i https://linear-algebra.x402tookit.com/determinant
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
10 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://linear-algebra.x402tookit.com

  • GET/transform-composeNo price listedCompose 2D or 3D rotate, scale and translate steps into one homogeneous matrix, optionally applied to a point.
  • GET/least-squaresNo price listedLeast-squares line or polynomial fit (degree 1 to 6, up to 100 points) with coefficients, R-squared and residuals.
  • GET/transposeNo price listedTranspose a matrix (up to 10x10) with trace, symmetry and skew-symmetry flags, and Frobenius and 1-norms.
  • GET/inverseNo price listedInverse of a square matrix (up to 10x10) by Gauss-Jordan, with A*inv(A) residual and a condition number.
  • GET/vector-opsNo price listedVector dot, cross, norm, angle, projection, unit vector and distance for vectors of up to 100 entries.
  • GET/rankNo price listedRank, nullity and reduced row echelon form of a matrix (up to 10x10) with pivot columns.
  • GET/eigenNo price listedEigenvalues and eigenvectors of a 2x2 matrix (closed form) or a symmetric matrix up to 10x10 (Jacobi).
  • GET/solveNo price listedSolve Ax=b (n up to 10) by Gaussian elimination with partial pivoting; flags singular and ill-conditioned systems.
  • GET/matrix-multiplyNo price listedMultiply two matrices (up to 10x10) given as JSON, with shape check and the product matrix.
  • GET/determinantNo price listedDeterminant of a square matrix (up to 10x10) by LU with partial pivoting, flagging a numerically singular matrix.

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Showing 10 of 10 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/linear-algebra.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 detected402374ms

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 Linear Algebra?

Its listed price is $0.02.

What payment terms does Linear Algebra 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 Linear Algebra listed?

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

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