"XMPP" matching MCP servers:

What it does: * Portfolio risk profiling (per-asset and portfolio-level) * Target allocation based on risk profile (conservative/moderate/aggressive) * Diversification scoring via HHI index * Sharpe proxy calculation * Concentration risk detection * Rule-based rebalance recommendations

Paid Arbitrum transaction simulation, gas estimation, approval detection and risk scoring for wallets, bots and AI agents. Pay per check with USDC through MPP or x402.

Dual-rail MCP server for initiating and verifying MPP and x402 payments, plus MPP-attested identity claims, enabling agent-native financial settlement.

Enables sellers to handle Stripe Machine Payments Protocol operations, including catalog quotes, signed payment challenges, PaymentIntent creation, refunds, and payment status via the Keydris policy gateway.