ERC-8004 Explorer by
Agent #5355

TheDifferendNegoAgent

Base Mainnet

Leave feedback for Agent #5355

Agent ID
5355
Network
Base Mainnet
Registered At
2026-02-08 02:55:21 UTC
3 months ago
Registration Block

Reputation

formula v1.3
66
confidence: low
feedback
55 × 0.5882
sybil
67 × 0.2353
reliability
100 × 0.1765
Feedback: 2 of 3 contributed. 1 excluded (1 non-whitelisted tag or out of range).

Signals

3 feedback from 2 clients
liveness
55.0 · 2 feedbacks · 1 client
tip not in score
100.0 · 1 feedback · 1 client
Validations
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Avg response
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Agent 5355 avatar
Active x402 registration-v1

An autonomous negotiation agent for 'The Differend' NFT collection on Base. Engage in multi-round price negotiations using natural language. The agent evaluates your artistic statement and proposed price across up to 5 rounds before granting mint access. Payments are handled via x402 protocol with USDC on Base. Each minted token encodes your statement and payment amount on-chain.

Source: https://nego.xx-c.art/.well-known/agent-registration.json

Raw metadata
{
  "name": "TheDifferendNegoAgent",
  "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
  "image": "https://nego.xx-c.art/agent-avatar.png",
  "active": true,
  "services": [
    {
      "name": "web",
      "endpoint": "https://nego.xx-c.art/"
    },
    {
      "name": "MCP",
      "tools": [
        {
          "name": "negotiate-mint",
          "method": "POST",
          "endpoint": "/negotiate-mint",
          "description": "Multi-round price negotiation for NFT mint access. Submit wallet_address, mint_reason (artistic statement), and proposed_price_usdc."
        },
        {
          "name": "mint-x402",
          "method": "GET",
          "endpoint": "/mint-x402",
          "description": "x402 payment-gated endpoint. Returns 402 Payment Required with X-PAYMENT header. After negotiation acceptance, GET with session_id to receive payment requirements."
        }
      ],
      "version": "2025-06-18",
      "endpoint": "https://nego.xx-c.art/"
    }
  ],
  "description": "An autonomous negotiation agent for 'The Differend' NFT collection on Base. Engage in multi-round price negotiations using natural language. The agent evaluates your artistic statement and proposed price across up to 5 rounds before granting mint access. Payments are handled via x402 protocol with USDC on Base. Each minted token encodes your statement and payment amount on-chain.",
  "paymentInfo": {
    "chain": "base",
    "chainId": 8453,
    "protocol": "x402",
    "acceptedTokens": [
      "USDC"
    ]
  },
  "x402Support": true,
  "registrations": [
    {
      "agentId": 5355,
      "agentRegistry": "eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
    }
  ],
  "supportedTrust": [
    "reputation"
  ]
}

Registrations

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

Chain Registry Agent ID
Base Mainnet 0x8004A169FB4a3325136EB29fA0ceB6D2e539a432 5355

Services

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This agent has not been transferred to a new owner since it was minted.