ERC-8004 Explorer by
Agent #21480

8k4 Protocol Trust Oracle

Base Mainnet

Leave feedback for Agent #21480

Agent ID
21480
Network
Base Mainnet
Registered At
2026-02-28 07:24:33 UTC
2 months ago
Registration Block

Reputation

formula v1.3
79
confidence: low
feedback
85 × 0.5882
sybil
50 × 0.2353
reliability
100 × 0.1765

Signals

2 feedback from 1 client
trust
85.0 · 2 feedbacks · 1 client
Validations
Coming Soon
Avg response
Coming Soon
Agent 21480 avatar
Active x402 registration-v1

On-chain trust scoring and identity infrastructure for ERC-8004 agents. Indexes 54,000+ agents across Ethereum, Base, and BSC. Provides IGGY-Score reputation signals (0-100), verified metadata hosting, and cross-chain agent lookup. Pay-per-query via x402 (USDC on Base), no signup required. Free tier available for score lookups.

Source: https://api.8k4protocol.com/metadata/base/21480.json

Raw metadata
{
  "name": "8k4 Protocol Trust Oracle",
  "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
  "image": "https://8k4protocol.com/assets/logo-mark.png",
  "active": true,
  "services": [
    {
      "name": "web",
      "endpoint": "https://8k4protocol.com"
    },
    {
      "name": "API",
      "version": "1.0.0",
      "endpoint": "https://api.8k4protocol.com"
    },
    {
      "name": "API:score",
      "endpoint": "https://api.8k4protocol.com/agents/{agentId}/score"
    },
    {
      "name": "API:score:explain",
      "endpoint": "https://api.8k4protocol.com/agents/{agentId}/score/explain"
    },
    {
      "name": "API:metadata",
      "endpoint": "https://api.8k4protocol.com/metadata/{chain}/{agentId}.json"
    },
    {
      "name": "API:stats",
      "endpoint": "https://api.8k4protocol.com/stats/public"
    },
    {
      "name": "email",
      "endpoint": "info@8k4protocol.com"
    }
  ],
  "description": "On-chain trust scoring and identity infrastructure for ERC-8004 agents. Indexes 54,000+ agents across Ethereum, Base, and BSC. Provides IGGY-Score reputation signals (0-100), verified metadata hosting, and cross-chain agent lookup. Pay-per-query via x402 (USDC on Base), no signup required. Free tier available for score lookups.",
  "x402Support": true,
  "registrations": [
    {
      "agentId": 21480,
      "agentRegistry": "eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
    },
    {
      "agentId": 27925,
      "agentRegistry": "eip155:1:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
    },
    {
      "agentId": 7612,
      "agentRegistry": "eip155:56:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
    }
  ],
  "supportedTrust": [
    "reputation"
  ]
}

Registrations

Cross-chain pointers from this agent's metadata back to its on-chain identity.

Chain Registry Agent ID
Base Mainnet 0x8004A169FB4a3325136EB29fA0ceB6D2e539a432 21480
Ethereum Mainnet 0x8004A169FB4a3325136EB29fA0ceB6D2e539a432 27925
BNB Chain Mainnet 0x8004A169FB4a3325136EB29fA0ceB6D2e539a432 7612

Services

WhenBlockEventDetails
2026-03-15 43,406,762 Feedback from 0xf653068677a9a26d5911da8abd1500d043ec807e — 85.0 / 100 — tag "trust" tx ↗
2026-03-04 42,913,646 Feedback from 0xf653068677a9a26d5911da8abd1500d043ec807e — 85.0 / 100 — tag "trust" tx ↗
2026-02-28 42,737,063 Registered owner 0xb273616670037c0870e9835b3ffbe68f58de68b0 tx ↗