the402 endpoint detail

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clink-lithium-vault.fly.dev sku 0.05

https://clink-lithium-vault.fly.dev/vault/sku/0.05

answers 402

Lithium mine/company data, 5 cents a field: sku=aisc, production, reserves (grade+tonnage), offtakes (customers, volumes, terms), ownership (cap-table/control), royalties (stream type, payor, rate), spot (full lithium price series, spodumene SC6 + carbonate), musk (skin-in-the-game score). Every figure cited to SEC/ASX/TSX/SEDAR filings. ?sku=<id>&entity=<TICKER|MineName>&level=<company|mine>. Spo

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.05
Network
base
Pay to
0xB1eF5415E9D3695e16977B8be422AB7512F788C0
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
78 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:40:05.739Z (4d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fclink-lithium-vault.fly.dev%2Fvault%2Fsku%2F0.05"