"Ars Technica" matching MCP connectors:

Hosted Google Ads MCP with OAuth, bounded reads, and prepare/confirm writes.

Dead-man switch for AI agents & cron jobs: heartbeat with state capsule, alerts + resume links

Bi-temporal memory-as-a-service and paid agent labor. Pay-per-call USDC via x402; signed receipts.

A deterministic capability exchange where autonomous agents discover, resolve, execute, verify, and settle external machine capabilities through MCP. Currently operating as a public sandbox.

AiPayGen — 65+ AI Tools as an MCP ServerB

io.github.Damien829

65+ AI tools as MCP: research, write, code, scrape, translate, RAG, agent memory, workflows

Carbon ArcOAuth via extension

io.github.Carbon-Arc

The infrastructure for the AI economy: primitives for inference, agents, and decisions.