AI & Agents MCP Servers for Perplexity

MCP server: compose AI agents as Role + Persona + Framework + Skills. 12 roles, 10 personas, 16 framework refs. 5 typed tools. Bilingual

DuckDB multi-org agent swarm with Spec Engine, 175+ SQL macros, meta-learning, MCP Apps, and smart extensions

Mailbox + wake system for AI agent teams: letters always land, right agent wakes, quiet otherwise.

MCP server that diagnoses why your agent behaved the way it did, and how to fix it

Free spend report from an agent log, no key. Hosted proxies: caps, audit export, buy calls.

MCP-compliant agentic control framework with 83+ tools for Claude Code and autonomous agent development

MCP Agent logging tool - supports logging, listing, viewing, and searching functions.

Multi-agent framework with persistent expert sessions and context isolation — MCP server for Claude Code

Analyzes codebases with tree-sitter and generates AGENTS.md files for AI coding agents.

Model Context Protocol (MCP) server for AgentStandard — browse and install certified AI agent packages

AgisHub — 34 pay-per-call tools for AI agents over x402 (USDC on Base). No API key, no signup.

MCP server for markdown CRUD operations on specification documents

AIOProductOS Agent — an MCP server that turns Claude Code, Cursor, or Codex into an assignable Backend/Frontend/Mobile/QA teammate inside

MCP server for AIProx Workflows — create and run multi-agent pipelines from Claude Desktop. Pay per execution in sats.

MCP server for AIRC protocol - Agent Identity & Relay Communication

MCP server for the aman AI companion ecosystem — identity, tools, workflows, guardrails, evaluation

plan_exact_design_extraction and extract_exact_design_document are tools to use @arc/design's exact-first pipeline directly in arc-mcp

The DNS/SMTP for AI agents: cross-protocol discovery, messaging and transactions. No middleman fees.

Adaptive Retrieval-Augmented Self-Refinement MCP Server — a closed-loop system that lets LLMs iteratively verify and correct their own

Ask-Me MCP Server - Human-in-the-Loop Model Context Protocol Server

MCP server for Assay Discovery and trust infrastructure tools.