ntt-x402

https://ntt-x402.isurvivable.workers.dev

● healthy infrastructure

x402-gated Goldilocks NTT (forward and inverse) compute service. Pure-Rust Cooley-Tukey on Plonky3's Goldilocks field with SHA-256 proof-of-execution; output is bit-exact equivalent to a Verilator simulation of `goldilocks-ntt-hdl` (FPGA RTL). $0.01 USDC per call on Solana Devnet, log2(n) ≤ 12 on the free tier. ([Discovery manifest](https://ntt-x402.isurvivable.workers.dev/.well-known/x402) | [Service descriptor](https://ntt-x402.isurvivable.workers.dev/) | [Source](https://github.com/MavenRain/goldilocks-ntt-hdl-x402))

Quality grade

How grading works

C+ 55.3 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 200)

Payability 15.3 / 20

✓ Answers a real HTTP 402 challenge
✗ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✗ Price declared

Demand 0.0 / 40

Payment address on record, not yet queried on-chain

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 7 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://ntt-x402.isurvivable.workers.dev

Listed in

Directories this entry was found in.

awesome-x402