The real catalog of tools for AI agents

Shared memory for AI agents, as a graph in your own Postgres. Writes never call an LLM.

Local-first semantic memory for MCP agents. Recall, remember, forget, echo, drift, stats over stdio.

EPA ECHO MCP — wraps EPA ECHO Web Services (free, no auth)

XLM (Stellar) market sentiment for agents — keyless, pay-per-call via x402 (USDC on Base).

Text-to-speech API: neural voices, pay-per-credit in Bitcoin sats via BTCPay.

List, configure, chat with, analyse and embed your Echo AI assistants.

HTTP request echo from Postman Echo. No key required.

Windows network and proxy diagnostics: GitHub reachability, proxy ports, DNS/TCP, and fixes.

Talk with Upforge Echo, compare services and proof, or request a human-approved project review.

Encrypted long-term memory shared across your AI assistants (Claude, ChatGPT, Perplexity).

Persistent semantic memory storage, associative recall, and recent memory index by namespace.

A simple MCP server with an echo tool for testing purposes

Persistent memory for AI agents. Semantic search, memory graph, W3C DID identity.

Persistent business-intelligence memory for AI agents.

An MCP memory server. One memory your agents share — across models, devices and apps.

Cross-session memory for AI agents with a Source Receipt for every memory, over MCP.

Private cross-media memory for AI assistants: recommendations, progress and controlled actions.

One user-owned memory shared across AI assistants: recall, spaces, and confirmed references.

Company memory for your team and its AI agents. Hosted service, account required.

Save AI conversations into your Worldku memory and recall them from any MCP client.