AI & Agents MCP Servers for Perplexity

Prompt quality analyzer — score, improve, and lint your AI prompts

PromptLens — AI prompt analysis MCP server for Claude Desktop & Claude Code. Shows how AI reads your prompts with 5-axis scoring and

A Model Context Protocol server for managing prompts via stdio.

MCP server for Prova — let any AI agent verify its own reasoning before answering.

Publish structured, AI-readable business identity data as an MCP server in minutes.

Qantara (arched bridge): an MCP bridge that lets coding agents (Claude Code, Codex, Gemini) delegate tasks to each other.

Find your AI agent's likely failure mode, get runtime settings, and clarify ambiguous prompts.

Deterministic policy firewall for AI agent tool calls - YAML rules, not a fuzzy risk score.

Read-only tools over the Safer Agentic AI framework: 238 patterns + 14 heuristics.

Semantic router for MCP ecosystems - Discover, manage, and execute tools across multiple MCP servers with progressive disclosure

MCP server for semantic prompt framework - NLP-inspired adaptive reasoning engine for LLM orchestration

Universal prompt loader MCP server

MCP server for translating Sinhala/Singlish commands into English technical prompts

Pre-injection context compression for coding agents. Zero LLM calls, zero telemetry, offline-safe.

MCP State Sidecar: durable state persistence for multi-agent AI workflows

MCP server for structured thinking framework - Step-by-step reasoning and systematic problem-solving for LLMs

Personal AI Subscription Auditor — find waste in your AI spending

Context Engineering Engine. Provides cognitive tools, memory structures, and agent patterns.

Local task classification for coding-agent model selection.

MCP server for The Agents — real-time AI agent visualization

A thinking tool MCP server for decomposing and organizing thoughts.