# Services from x402-agent-suite-production.up.railway.app on Zero

> x402-agent-suite-production.up.railway.app serves 30 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/x402-agent-suite-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-agent-suite-production.up.railway.app/health.json

## Services

- [x402 Attestation Verify](https://www.zero.xyz/c/x402-attestation-verify-ec521084/llms.txt): $0.020000/call via x402. Verifies the validity of a blockchain attestation record on Base or Solana via a paid API call
- [Merchant Trust Score](https://www.zero.xyz/c/merchant-trust-score-3253af7b/llms.txt): $0.06/call via x402. Scores a merchant's trustworthiness for AI agents making purchase decisions, returning an allowed/blocked verdict and summary.
- [x402 Agent Suite Spend Governor Check](https://www.zero.xyz/c/x402-agent-suite-spend-governor-check-caa392f7/llms.txt): $0.030000/call via x402. Validates whether a proposed spend action falls within a configured policy's daily cap, per-call cap, and allowed host restrictions before authorizing payment.
- [x402 Agent Suite Budget Allocator](https://www.zero.xyz/c/x402-agent-suite-budget-allocator-4b132573/llms.txt): $0.03/call via x402. Distributes a shared USDC pool across a fleet of agents based on each agent's priority, requested amount, and remaining daily budget.
- [x402 Market Buy Advisor](https://www.zero.xyz/c/x402-market-buy-advisor-c4438b07/llms.txt): $0.08/call via x402. Evaluates a planned API purchase request and returns ranked quotes plus a buy/skip recommendation with confidence score for AI agents spending USDC on x402 markets.
- [x402-agent-suite MPP Session Create/Retrieve](https://www.zero.xyz/c/x402-agent-suite-mpp-session-create-retrieve-e84a1661/llms.txt): $0.03/call via x402. Creates or retrieves a Multi-Payment Protocol (MPP) session on Base or Solana after x402 micropayment, returning session state, settlement info, and next steps.
- [x402 Agent Suite Pro – Quality Monitor Probe](https://www.zero.xyz/c/x402-agent-suite-pro-quality-monitor-probe-a7c0b699/llms.txt): $0.03/call via x402. Probes an HTTP endpoint's quality and reachability using a GET, HEAD, or DELETE request, returning whether the target is accessible and allowed after x402 payment settlement.
- [x402 Agent Suite Pro – Attestation Issue](https://www.zero.xyz/c/x402-agent-suite-pro-attestation-issue-5be376f5/llms.txt): $0.04/call via x402. Issues a new attestation for an AI agent or action, returning an attestation ID and allowed status via the x402 paid infrastructure.
- [x402 Agent Suite Attestation Registry Lookup](https://www.zero.xyz/c/x402-agent-suite-attestation-registry-lookup-40a89819/llms.txt): $0.02/call via x402. Looks up attestation records from the registry, filterable by agent ID and minimum security grade, after micropayment on Base or Solana.
- [x402 Quality Escrow Settle](https://www.zero.xyz/c/x402-quality-escrow-settle-fb753739/llms.txt): $0.1/call via x402. Settles a quality escrow by evaluating service quality and deciding whether to release or withhold escrowed USDC payment based on a quality score threshold.
- [x402 Agent Escrow](https://www.zero.xyz/c/x402-agent-escrow-0fd9fc41/llms.txt): $0.12/call via x402. Creates or manages an agent escrow arrangement, verifying that an HTTP GET/HEAD/DELETE action is allowed and returning an approval decision after x402 payment settlement.
- [x402 Guard Pre-Request Validator](https://www.zero.xyz/c/x402-guard-pre-request-validator-dfc6f22f/llms.txt): $0.05/call via x402. Validates and gates HTTP requests (GET, HEAD, DELETE) before x402 payment settlement, returning an allow/deny decision with a summary.
- [x402 Refund Arbiter - Evaluate](https://www.zero.xyz/c/x402-refund-arbiter-evaluate-45835b1e/llms.txt): $0.08/call via x402. Evaluates refund arbitration cases based on endpoint/response quality signals and returns a decision or outcome
- [x402 Agent Suite Pipeline Execute](https://www.zero.xyz/c/x402-agent-suite-pipeline-execute-777cacd3/llms.txt): $0.25/call via x402. Executes a paid AI/agent pipeline workflow after payment is confirmed via x402 protocol.
- [Audition Coach - x402 Agent Suite](https://www.zero.xyz/c/audition-coach-x402-agent-suite-ecfe20c4/llms.txt): $0.060000/call via x402. Generates audition coaching guidance and feedback for performers preparing for auditions.
- [x402 Receipt Auditor – Verify Payment Receipt](https://www.zero.xyz/c/x402-receipt-auditor-verify-payment-receipt-b6761d85/llms.txt): $0.05/call via x402. Verifies whether an x402 HTTP payment receipt is valid and authorized, returning an allow/deny decision with a human-readable summary.
- [x402 Agent Suite Pro – Router Endpoint](https://www.zero.xyz/c/x402-agent-suite-pro-router-endpoint-14128406/llms.txt): $0.02/call via x402. Routes HTTP requests through the x402 payment-gated infrastructure router, enabling AI agents to access a suite of 24 paid agent tools after on-chain micropayment settlement.
- [x402 Agent Suite Pro — Payment Intent Compiler](https://www.zero.xyz/c/x402-agent-suite-pro-payment-intent-compiler-389a553f/llms.txt): $0.15/call via x402. Compiles a multi-step x402 payment plan for a given HTTP request type, estimating total USDC costs and generating an ordered execution pipeline for AI agent fleet operations.
- [x402 Agent Suite Pro – Mandate Compile](https://www.zero.xyz/c/x402-agent-suite-pro-mandate-compile-ad985cec/llms.txt): $0.08/call via x402. Compiles and validates an HTTP mandate (GET, HEAD, or DELETE) for x402 payment-gated infrastructure, returning whether the mandate is allowed and a summary.
- [x402 Risk Gate Scan](https://www.zero.xyz/c/x402-risk-gate-scan-95de4452/llms.txt): $0.08/call via x402. Scans an HTTP request through a risk gate to determine whether it should be allowed or blocked, returning a boolean decision and summary after x402 micropayment settlement.
- [x402 MPP Session Plan](https://www.zero.xyz/c/x402-mpp-session-plan-9d228c57/llms.txt): $0.02/call via x402. Creates and retrieves a Multi-Payment Protocol (MPP) session plan for AI agent fleets making batched x402 micropayments, returning session status, settlement estimates, and cost-saving recommendations.
- [x402 Agent Suite Pro — Proxy Endpoint](https://www.zero.xyz/c/x402-agent-suite-pro-proxy-endpoint-55a936e1/llms.txt): $0.08/call via x402. Acts as a paid x402-protocol proxy that forwards HTTP GET/HEAD/DELETE requests through the x402 payment infrastructure, returning security analysis and access results after payment settlement.
- [x402 Facilitator Failover](https://www.zero.xyz/c/x402-facilitator-failover-fd0829a6/llms.txt): $0.05/call via x402. Provides a failover facilitator endpoint for x402 payment-gated HTTP requests, validating and routing GET/HEAD/DELETE requests after x402 payment settlement.
- [x402 Agent Suite Pro – Compliance Ledger](https://www.zero.xyz/c/x402-agent-suite-pro-compliance-ledger-52f278eb/llms.txt): $0.12/call via x402. Checks whether an HTTP request type is allowed under compliance rules and returns an authorization verdict with a summary after x402 micropayment settlement.
- [x402 Agent Suite Pro – Dispute Resolve](https://www.zero.xyz/c/x402-agent-suite-pro-dispute-resolve-07ea5741/llms.txt): $0.1/call via x402. Resolves payment or access disputes arising from x402 HTTP transactions by evaluating the dispute and returning an allow/deny decision with a summary.
- [x402 Agent Suite Pro – Evidence Locker Export](https://www.zero.xyz/c/x402-agent-suite-pro-evidence-locker-export-e80f743f/llms.txt): $0.1/call via x402. Exports evidence locker records via a paid x402-gated HTTP request, returning an allowed/summary payload after on-chain payment settlement.
- [x402 Agent Suite Pro – Research Brief](https://www.zero.xyz/c/x402-agent-suite-pro-research-brief-4767e159/llms.txt): $0.2/call via x402. Generates a paid research brief or summary for a given HTTP-based query, gated via x402 micropayment settlement
- [x402 Identity Gate Check](https://www.zero.xyz/c/x402-identity-gate-check-820b45da/llms.txt): $0.05/call via x402. Checks whether an agent or request is allowed to proceed through an identity gate, returning a boolean allow/deny decision with a summary, gated behind x402 micropayment.
- [x402 Agent Suite Pro – Settlement Graph Next Step](https://www.zero.xyz/c/x402-agent-suite-pro-settlement-graph-next-step-0f3ebf97/llms.txt): $0.02/call via x402. Returns the next allowed action in an x402 payment settlement graph for a given HTTP method type, indicating whether the action is permitted after payment settlement.
- [x402 Rail Optimizer Route](https://www.zero.xyz/c/x402-rail-optimizer-route-ae42ca43/llms.txt): $0.04/call via x402. Optimizes and validates routing decisions for HTTP GET/HEAD/DELETE requests through the x402 payment-gated infrastructure, returning an allow/deny decision with a summary.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

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