Alternatives to HPP x402 MCP Bridge
MCP bridge for autonomous x402 payments in HPP USDC.e — discover and pay for services per call.
HPP x402 MCP Bridge is tagged DevTools, Finance. The servers below cover similar ground, ranked by how many tags they share with it, then by GitHub stars.
tradememory-protocol
by mnemox-ai
Tamper-evident decision audit trail and outcome-weighted memory for AI trading agents.
uvx tradememory-protocol@0.5.6Yahoo Finance
by narumiruna
Access Yahoo Finance stock data, news, screeners, options, financials, and charts through MCP.
uvx yfmcp@0.14.0402MCP.org — HTTP 402 & Agent Payment Registry
by org.402mcp
Decode HTTP 402 challenges (L402, x402, MPP) and choose agent payment rails from an open registry.
npx -y @402mcp/mcp@1.1.1402sentinel-mcp
by io.github.kaditang
DEPRECATED: hosted 402Sentinel retired 2026-10-31. Client for x402 payment-safety checks.
npx -y @kaditang/402sentinel-mcp@0.9.0402shield
by io.github.MitchSingh
x402 payment security and pre-execution transaction risk screening for autonomous AI agents.
https://four02shield.onrender.com/mcp99Pay MCP
by io.github.mcp-dir
Connect your 99Pay account to AI via Brazil's Open Finance: balances, statements, cards, investments
https://api.mcp.ai/p_99payA-Pay Protocol
by io.github.neuralaisofficial-lang
Universal HTTP 402 Micropayment Protocol & Autonomous Economic Settlement Engine for AI Agents
uvx apay@0.1.8a0nexus-bitcoin-mcp
by io.github.A0Nexus-bit
Crypto (BTC/ETH) + ERCOT electricity data & forecasts as MCP tools. Pay-per-call via x402.
npx -y a0nexus-bitcoin-mcp@0.1.4aarna-mcp
by io.github.junct-bot
Aarna - 34 tools for swap quotes, liquidity pools, and trading data
https://aarna.mcp.junct.dev/mcpAbraFlexi
by io.github.Vitexus
MCP server for AbraFlexi ERP — invoices, contacts, products, bank transactions.
uvx abraflexi-mcp-server@1.0.1ACM-68000 signals for listed issuers
by io.github.allooloo
The ACM-68000 signal of a listed security in its home market: trading, not listed, read the filing.
https://mcp.getissuer.ai/signals/mcpACN Preflight
by io.github.Abacore-net
Preflight checks for agent repository contributions, bounty work, and Base payments.
https://preflight.abacore.net/mcp