Best x402 MCP Tools for AI Agents (4 listed)

Hosted MCP servers and tool gateways that charge agents for each tool call.

• ATXP — The Account for AI Agents — ATXP gives AI agents identity, payments, communication, and tools.

  $0.001/request on base

• Dexter • One brain, any surface — Realtime voice, multi-agent chat, and MCP tooling in a single adaptive crypto workspace.

  $0.5/request on solana

• Dexter • The Agent Economy Platform — Agents discover tools via MCP, pay via x402, and get results in one flow.

  $0.01/request on solana

• Otto AI x402 — Market Intelligence, DeFi & Trading — 80 pay-per-call AI services on x402 V2 — market intel, DeFi execution, AI creative tools.

  $0.1/request on solana