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Nansen: Smart-money holdings

x402onchain analytics402 seen 2026-10-17

Pay-per-call endpoint from Nansen. Price per call: $0.050 (USDC, x402).

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Proof

endpoint (shown as text, not a link, to avoid accidental calls): https://api.nansen.ai/api/v1/smart-money/holdings
“HTTP 402 x402 v2 challenge: amount 50000 atomic USDC (= $0.05)”
source: api.nansen.ai/api/v1/smart-money/holdings
“No subscription or API key required”
source: docs.nansen.ai/getting-started/agentic-payments/x402-payments

Details

Price per call
$0.050 (USDC, x402)
Provider
Nansen
Protocol
x402 · USDC (Base / Solana)
Method
POST
Price basis
USDC amount in the unpaid HTTP 402 payment challenge (first accepted option, 6 decimals)
Last probed
2026-10-17

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