Discover / whale.hugen.tokyo

Whale Intelligence API

■ Challenge detected

Look up any Ethereum address — returns entity labels, name tags, and categories from 412K+ labeled addresses. AI agent API for on-chain identity resolution

x402
Base
USDC
blockchain-analytics

Listed price: $0.01
Challenge detected: 9 of the last 9 checks
Median response: 592 ms
Last checked: 16 Oct, 23:40 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://whale.hugen.tokyo/whale/lookup
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

2 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://whale.hugen.tokyo/whale

GET/lookup$0.01Look up any Ethereum address — returns entity labels, name tags, and categories from 412K+ labeled addresses. AI agent API for on-chain identity resolution
GET/movements$0.02Recent large ETH transfers with sender/receiver labels and entity classification. AI agent API for whale movement detection and flow analysis

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 2 of 2 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/whale.hugen.tokyo

Recent checks

3 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.16 Oct 2026

All 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 23:40 UTC	Challenge detected	402	1081ms
15 Oct, 19:10 UTC	Challenge detected	402	894ms
14 Oct, 14:31 UTC	Challenge detected	402	873ms
12 Oct, 06:05 UTC	Challenge detected	402	576ms
10 Oct, 12:38 UTC	Challenge detected	402	792ms
9 Oct, 06:42 UTC	Challenge detected	402	592ms
8 Oct, 03:32 UTC	Challenge detected	402	586ms
7 Oct, 00:45 UTC	Challenge detected	402	583ms
3 Oct, 05:05 UTC	Challenge detected	402	564ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 23:40 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 Whale Intelligence API?

Its listed price is $0.01.

What payment terms does Whale Intelligence API advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Whale Intelligence API listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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