"Google's email service" matching MCP connectors:

Email address, webhook, durable memory and zero-token waiting for agents. Paid in USDC via x402.

EBI Ontology Lookup Service — 250+ biomedical ontologies

Routes home emergencies to the right trade: who to call in what order, first steps, sourced costs.

Agent utility belt: memory, locks, webhook inboxes, timers, DNS, email, URL, timezone, cron

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

Universal Language briefings, FusionGirl context JSONs, service catalog, agent info. x402-enabled.

Persistent semantic memory-as-a-service for legal AI agents. Store and recall case notes, client context, and matter history via MCP. Namespace-isolated, audit-logged, and GDPR-compliant.

Snapshot and restore service for agent state and DID-bound configuration

Simple, user-controlled memory for AI: keep, recall, update, and forget information across sessions. Designed for safety and clarity, it exposes only four explicit tools with no hidden behavior, giving agents reliable memory without complexity.

Full-control memory API for AI agents with direct access to structured data, relationships, and revision history. Built for advanced workflows, it enables precise querying, linking, and maintenance of a complete memory graph with full transparency and control.

Weav

com.weav

Connect AI tools to Weav customer service. Search conversations, reply, and manage knowledge.

Wikidata SPARQL MCP — Wikidata Query Service

Give your AI agent an identity: its own email, webhook, repo, secrets vault, memory and skills.

Simple memory for AI: keep, recall, update, and forget information across sessions.

Full-control memory API for AI agents — memories, collections, links, search, and bulk operations.

8 MCP servers, 104+ tools: memory, social, PDF, email, images, calendar, scheduler, files.