# ApexScout Verifiable Commerce Agent

> Verify x402 offers, terms, retry safety, and delivery evidence. Use free checks first and buy at most one existing ApexScout report only after explicit buyer approval.

- **Domain**: `agent-research-brief-api-production.up.railway.app`
- **Provider**: ApexScout (https://apexscout.ai)
- **A2A protocol version**: 1.0
- **Kind**: paid_api
- **Live-responds (last probe)**: True
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 100%
- **Payment protocol**: x402 · network `eip155:8453` · ≥ $0.05
- **Wallet**: `0x83ce8ec409ef94f7d909ecdcd8cc578741b0231d`

## Skills
- **Ask Commerce Explorer** — Ask one transient agent-commerce question and receive an ApexScout-owned evidence answer plus the smallest justified free or buyer-approved paid next step. The 
- **Continue paid proof with free diagnosis** — Successful paid proof includes one free receipt-bound compatibility diagnosis. Resume it inside the same A2A task with public-safe role input only. Starting req
- **Verify commerce trust** — Run one free SSRF-protected x402 Compatibility Witness preflight, optionally apply the independent AgentCash Router 1.19 merchant profile, and return a stop-or-
- **Preview Reliability Ledger** — Return the free partial Reliability Ledger preview, freshness, digest, and current purchase availability without paying.
- **Preview Compatibility Witness** — Describe the free Compatibility Witness preflight, merchant profiles, and existing paid report boundary without requesting a wallet action.
- **Prepare Ledger purchase** — Return a STOP when the source edition is stale; otherwise return the existing $0.10 Base USDC HTTP Ledger route and approval requirements. This skill never exec
- **Prepare Witness purchase** — Return the existing $0.25 Base USDC HTTP Witness route only for a valid preflight match. This skill never executes payment.
- **Verify ApexScout receipt** — Verify a buyer-supplied public ApexScout EIP-712 receipt transiently without storing or returning payer, transaction, or raw signature data.

## URLs
- Agent card: https://agent-research-brief-api-production.up.railway.app/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/agent-research-brief-api-production.up.railway.app
- Documentation: https://apexscout.ai/.well-known/apexscout-commerce-trust.json