Hermes Plant — Agent Commerce Assurance
mcp remote · streamable-http · v2.0.2 · source: crawl
https://mcp.hermesplant.com/mcp
https://github.com/JesseGdotIO/hermesplant-mcp-server
Preflight, approve, and prove consequential agent actions with signed evidence and x402 tools.
Works
100
Verified Oct 31, 2026 · p50 1333 ms · p95 1536 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'Hermes Plant' |
| tools_listed | 15 | pass | 25 tools |
| schema_complete | 15 | pass | 25 of 25 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 1333 ms |
| latency_p95 | 5 | pass | p95 1536 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (25)
| Name | Description | Schema |
|---|---|---|
freetier_status | Check a free API key's remaining monthly quota, reset date, and upgrade path. Pass your hp_free_ key as apiKey. No key yet? POST an email to https://hermesplant.com/api/keys/free (250 calls/mo, no wal | typed |
list_products | List active products from the Hermes Plant catalog | typed |
get_product | Get a single product by slug | typed |
get_checkout_policies | Return legal policy URLs required before checkout | typed |
get_x402_manifest | Return the live x402 manifest with paid endpoint prices, Bazaar metadata, and buyer policy checks | typed |
start_checkout | Start a Stripe checkout session for a product slug | typed |
purchase_with_x402 | Purchase a one-time product via x402 (returns 402 challenge or fulfillment JSON). Call get_x402_manifest first, verify method/path/network/amount/payTo, then sign and retry with PAYMENT-SIGNATURE. | typed |
action_safety_quick_gate | AI agent action safety quick gate ($0.01 over x402 or free-tier quota). Deterministically scores a consequential action and returns the exact next call: proceed, request full DestructGuard evidence, o | typed |
action_safety_run | Complete AI agent action safety workflow ($0.25 over x402 or free-tier quota): DestructGuard evidence, conditional ReviewQueue triage for high or critical risk, an honest decision, signed receipt, and | typed |
submit_reviewqueue_request | Submit a command/action to the x402-paid ReviewQueue agent service. Call get_x402_manifest first, verify the ReviewQueue price and buyer policy, then retry the 402 challenge with an x402 payment signa | typed |
score_destructguard_command | Score a command/action with the x402-paid DestructGuard service. Call get_x402_manifest first, verify the DestructGuard price and buyer policy, then retry the 402 challenge with an x402 payment signat | typed |
dealanalyzer_analyze | DealAnalyzer (x402-paid, $2.00): the flagship. Deterministic full deal underwrite in a single call — DCF valuation (EV, equity value, implied share price), fund returns (IRR/MOIC), and the LP/GP distr | typed |
cashflowlens_analyze | CashflowLens (x402-paid, $0.20): deterministic NPV, IRR, XIRR, DCF valuation, MOIC/DPI/TVPI, and payback period from a cashflow series. Use for valuation and return analysis instead of letting the mod | typed |
waterfall_distribute | WaterfallLens (x402-paid, $0.30): deterministic LP/GP distribution waterfall (return of capital, preferred, GP catch-up, carried-interest split) with the exact split, per-tier breakdown, LP MOIC, and | typed |
options_price | OptionLens (x402-paid, $0.30): deterministic Black-Scholes price and full Greeks (delta, gamma, vega, theta, rho) for European calls/puts, with dividend yield, intrinsic/time value, and moneyness. | typed |
bond_analyze | BondLens (x402-paid, $0.25): deterministic fixed-income and loan analytics. Bond mode solves price<->yield-to-maturity, duration, and convexity; loan mode (send principal+annualRate+termMonths) return | typed |
portfolioguard_score | PortfolioGuard (x402-paid, $0.15): deterministic portfolio risk scoring from holdings — volatility, Sharpe, max drawdown, concentration (HHI), diversification, plus per-rule findings. | typed |
walletguard_score | WalletGuard (x402-paid, $0.10): analyzes caller-provided sanctions, exposures, labels, and funding context. Positive risk findings receive a score; no risk findings means unknown with a null score and | typed |
emailguard_validate | EmailGuard (x402-paid, $0.02): deterministic email/contact quality scorer — validity, deliverability score, disposable/role/free classification, typo suggestion. Pure function, no DNS. | typed |
emailguard_validate_batch | Validate up to 20 emails in one tool call — one deterministic verdict per record (validity, deliverability score, disposable/role/free classification, typo suggestion, canonical normalization). Pass y | typed |
mcp_risk_score | MCP Server Risk Analyzer (x402-paid, $0.05): score an MCP server manifest for security risk before install — destructive tools, over-broad scopes, weak auth, egress — with per-tool findings and fixes. | typed |
payment_policy_decide | Payment Policy Decision (x402-paid, $0.05): deterministic allow / deny / needs_review before your agent signs an x402 payment — checks resource binding, amount vs expected price, network, payTo, facil | typed |
evidence_verify | Evidence Verification (x402-paid, $0.05): verify an agent-commerce evidence bundle before trusting a paid result — x402 challenge/receipt/policy-decision/service-response artifacts, endpoint and price | typed |
assurance_attest | Assurance Attest (x402-paid, $0.05): bind one x402 payment intent or MCP tool call to a canonical HMAC-signed record (binding hash, policy verdict, findings, optional settlement outcome). Loop it afte | typed |
assurance_verify | Verify a Hermes-signed assurance record for free: recomputes the canonical hash (hermes-stable-json-v1 + SHA-256) and HMAC signature server-side and reports recordHashValid / signatureValid. Use it to | typed |
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