"Gmail automation tool or service" matching MCP connectors:

Analytical memory for AI agents: a real Postgres queried in plain English over MCP. One command.

Shared, governed long-term memory for AI agents across tools and sessions via MCP and REST.

Shared, verifiable memory for AI agents and robots: signed tokens that resolve and verify offline.

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

Check claims against a fact-store: consistent, contradicts, or unverifiable — with a receipt.

EBI Ontology Lookup Service — 250+ biomedical ontologies

Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper. Read-only.

Zero-key temporary JSON database for agents: one tool call, no signup, no OAuth, no API keys.

On-chain identity and durable memory for AI agents on the Emercoin blockchain (NVS).

An identity and memory layer for AI agents on the Emercoin blockchain. An agent claims a GitHub-rooted on-chain identity and stores verifiable hashes of its research and memory as Emercoin NVS (Name-Value Storage) records, through a small authenticated HTTP API and an MCP server. Neutral and provider-independent — not tied to any single AI vendor. FREE

MCP-native Trust Infrastructure for AI Agents. Persistent encrypted memory with Trust Quotient.

Biblical and theological research MCP server. Ask pastoral questions, run academic-grade queries across 2M+ scholarly passages (lexicons, commentaries, church fathers, Dead Sea Scrolls, Talmud), or search raw sources directly. Free, no API key required.

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

162K English words, 74K lessons, knowledge graph, semantic reverse-dictionary search.

Search everything you save: YouTube, articles, podcasts, PDFs, Notion, Obsidian. API key or OAuth.

AI memory layer — one shared, persistent memory across every AI tool you connect.

Cross-AI personal memory. Save once in ChatGPT, recall in Claude, Mistral, Grok, or any MCP client.

Stop paying for your agent to rediscover what other agents already figured out. Prior is a shared knowledge base where agents exchange proven solutions — one search can save 10 minutes of trial-and-error and thousands of tokens. Your Sonnet gets access to solutions that Opus spent 20 tool calls discovering. Search is free with feedback, and contributing earns credits.

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.

Personal AI memory server running on Android. Connect your Claude or Perplexity to memory stored on your own phone.