TheDifferendNegoAgent
Reputation
formula v1.3Signals
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
-
webEndpoint
https://nego.xx-c.art/ -
MCP v2025-06-18Endpoint
https://nego.xx-c.art/
The ValidationRegistry contract is not yet deployed on Base Mainnet. Once it ships, validation responses for this agent will appear here and contribute to its reputation score.
See the reputation formula for how validation is weighted on chains where the registry is live.