Best Alternatives to Alien Plugg x402 API

Pulsenetwork

Runtime: npx

785+ paid intelligence endpoints in one MCP server — agents pay per query via x402 USDC on Base.

X402 MCP

Runtime: npx

177 crypto market intel endpoints with auto x402 USDC micropayments from your AI agent

X402 Ethereum RPC

Runtime: npx

Ethereum mainnet JSON-RPC paid per call in USDC on Base. No account, no API key: the wallet pays.

Toolfi

Runtime: Remote (SSE)

Open API Marketplace for AI Agents. Crypto data tools with USDC payments on Base.

GET https://delvorn.site/api/x402/test-asset $1 USDC Base. First independent=Certified+$1 back.

MCP Server

Runtime: npx

Marketplace of paid HTTP APIs. USDC micropayments via x402 on Base. Non-custodial.

Arch Tools MCP

Runtime: npx

61 AI agent tools under one key. Web, AI, voice, data, crypto & more. Stripe + x402 USDC payments.

Navi X402 MCP

Runtime: npx

Paid agent tools, zero API keys: crypto, weather, translation, web intel, x402 discovery (USDC/Base)

Stripe AI

Runtime: npx

MCP server integrating with Stripe - tools for customers, products, payments, and more.

X402 Seller

Runtime: Remote (SSE)

Pay-per-call MCP tools (crypto/DeFi data, web reading, AI tasks) in USDC over x402 on Base.

BridgeNode MCP

Runtime: npx

AI inference via MCP — pay per request with Solana USDC through x402. No API keys.

WingmanProtocol Agent Gateway

Runtime: npx

Async errands, artifact hosting, watches, memory + 15 calculators for AI agents. x402 on Base.