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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,897measured
6,296proven reliable
CLS++ Memory Being measured · 0% over 1 checks

Cross-LLM persistent memory: store context once, recall it from any AI model.

MCP endpoint : https://www.clsplusplus.com/mcp · website · measurements and details
ctxstore — memory that follows you across models Flaky · 91% over 11 checks

Persistent memory for AI agents: keyed facts, a wake bundle each session, one memory in every model.

MCP endpoint : https://mcp.ctxstore.ai/mcp · website · measurements and details
AI Cortex Storage Flaky · 83% over 6 checks Fails real tasks · 0/5

Persistent cloud memory for AI agents. Store and search key-value memories across sessions.

MCP endpoint : https://memory.aic0rt3x.dev/mcp · measurements and details
contextual Not measured yet

Persistent memory for AI coding agents: local-first semantic search, dependency graphs, git history.

Package pypi : contextual-engine · measurements and details
Memory Vault Private (key required)

Portable AI memory shared across models and harnesses - plain markdown you own.

MCP endpoint : https://memoryvault.click/mcp · website · measurements and details
Living Memory Private (key required)

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

MCP endpoint : https://lme.viibe.to/mcp · website · measurements and details
Brainiall Memory Private (key required)

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

MCP endpoint : https://api.brainiall.com/mcp/memory/mcp · website · measurements and details
Promise Flaky · 86% over 7 checks Does the job (tested) · 5/5

Evidence-backed follow-through memory for what you owe, await, and need to remember.

MCP endpoint : https://mcp.usepromise.ai/mcp · website · measurements and details
Cathedral — Persistent Memory for AI Agents Private (key required)

Persistent memory and drift detection for AI agents across session restarts.

MCP endpoint : https://cathedral-ai.com/mcp · website · measurements and details
agent-memory Being measured · 0% over 1 checks

Persistent, agent-owned memory with encrypted storage and shared knowledge commons.

MCP endpoint : https://agent-memory-production-6506.up.railway.app/sse · website · measurements and details
agtrepo-memory Reliable (measured) · 100% over 42 checks

Encrypted, pay-per-use persistent memory storage for AI agents, gated by x402 payments on Base.

MCP endpoint : https://agtrepo.com/mcp · website · measurements and details
mcp-context-server Not measured yet

An MCP server that provides persistent multimodal context storage for LLM agents.

Package pypi : mcp-context-server · website · measurements and details
Memoize — persistent agent memory Private (key required)

Persistent cross-session memory shared by Codex, Claude Code, ChatGPT, and other AI agents.

MCP endpoint : https://memoize.xyz/mcp · website · measurements and details
datamcp — Hosted Model Context Protocol for Databases, APIs, and Agent Memory Private (key required)

PostgreSQL, MySQL, OpenAPI/Swagger, and shared Agent Memory with scoped access.

MCP endpoint : https://api.datamcp.app/api/mcp · website · measurements and details
Sequential Private (key required)

Session replay and product analytics with an AI judge. Ask about sessions, findings and funnels.

MCP endpoint : https://api.usesequential.com/mcp · website · measurements and details
AgentKernel AI model data Reliable (measured) · 100% over 16 checks Does the job (tested) · 16/16

Live prices, rankings, licences and privacy of AI models: best model per task, costs, alternatives.

MCP endpoint : https://www.agentkernel.si/mcp · website · measurements and details
agent-memory Flaky · 83% over 6 checks

Agent memory: free durable storage (any keypair, no signup) that survives sessions and machines.

MCP endpoint : https://locker.veritap.dev/mcp/memory · website · measurements and details
Work Context Protocol Private (key required)

Persistent work tracking for AI agents: tasks, status and history that follow you across machines

MCP endpoint : https://workcontextprotocol.io/mcp?src=registry · website · measurements and details
Follow Up Boss Not measured yet

Follow Up Boss CRM in plain English. 160 tools; bring your own API key.

Package mcpb : https://github.com/mindwear-capitian/followupboss-mcp-server/releases/download/v1.5.3/followupboss-mcp-server-1.5.3.mcpb · website · measurements and details
Delimit — Keep the state. Change the model. Not measured yet

Keep the state. Change the model. Shared context and a multi-model panel across coding assistants.

Package npm : delimit-cli · website · measurements and details

AI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt

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