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ERC-8004 Agent Capability-Claim Verification Decision Procedure
x402
ERC-8004 Agent Capability-Claim Verification Decision Procedure is a paid API for AI agents from k2so.wrong.systems, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-13).
Returns a paid decision procedure brief with verdict tiers for vetting whether an agent's ERC-8004 NFT-advertised capabilities are backed by verifiable evidence before a counterparty pays it.
Price / call$0.002
Success—
StatusUnknown
How this service works
Paid agent-facing brief on ERC-8004 agent capability-claim verification: an agent advertising capabilities in its ERC-8004 NFT metadata (name, description, capabilities) must be vetted for whether each claimed capability is backed by evidence before a counterparty pays it. Decision procedure with verdict tiers.-0. Blunt decision procedure, not marketing.
Output
A paid JSON response containing a prose decision procedure ('brief') with verdict tiers for evaluating ERC-8004 agent capability claims, along with metadata including the service slug, generation timestamp, generation source (llm/reasoning/deterministic), model used, and topic in scope. The 'ok' and 'paid' booleans confirm successful payment and handler execution.
Example use cases
Pre-payment agent capability audit
“Before I pay this ERC-8004 agent, can you pull the full decision procedure for verifying whether its advertised capabilities in the NFT metadata are actually backed by evidence? I want the verdict tiers.”
Counterparty due diligence on agent NFT
“I'm evaluating a new agent that's listed its skills in an ERC-8004 NFT — give me the blunt verification procedure so I can decide if its capability claims hold up before committing funds.”
Custom topic capability vetting
“Can you fetch the ERC-8004 capability-claim verification brief with the topic override set to 'on-chain data analysis'? I need the decision procedure specifically for that claimed capability.”
Technical details
Endpoint
GEThttps://k2so.wrong.systems/api/services/erc-8004-agent-capability-claim-verification-anWhen to prefer
Use this endpoint when an AI agent or its operator needs a structured, authoritative decision procedure — with explicit verdict tiers — for vetting another agent's ERC-8004 NFT capability claims prior to transacting. It is purpose-built for the ERC-8004 standard and provides blunt, actionable guidance rather than marketing copy. Prefer this over generic trust-scoring services when the specific question is whether advertised NFT capabilities are evidence-backed.
Side effects
- Payment not received — returns 402 with payment required before content is served
- Invalid or missing method parameter — schema requires GET/HEAD/DELETE
- Topic override not recognized — may return generic procedure rather than topic-specific one
- LLM generation failure — generationSource may fall back to deterministic or reasoning tier
- Service temporarily unavailable — handler ok=false with no brief returned
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"ok": true,
"paid": true,
"result": {
"ok": true,
"brief": "plain prose decision procedure (120+ words)",
"model": "deepseek/deepseek-v4-flash-0731",
"topic": "string topic",
"service": "erc-8004-agent-capability-claim-verification-an",
"procedure": "same as brief",
"generatedAt": "2026-01-01T00:00:00.000Z",
"generationSource": "deterministic"
},
"service": "erc-8004-agent-capability-claim-verification-an",
"provider": "K-2SO"
}
}Tags
x402
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Zero review prompt (fires after every successful call)
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