"perplexity" matching MCP servers:

Cross-tool memory for AI that enables deterministic recall-first memory across multiple tools (Claude Code, Desktop, ChatGPT, etc.) with honest abstention when it doesn't know.

Agent-native Generative Engine Optimization (GEO) audits, crawler analysis (GPTBot, Perplexity, Claude), and Schema.org direct-answer remediation.

Open-source CLI + MCP server that asks real AI engines (ChatGPT, Claude, Gemini, Perplexity) real buyer questions and scores whether a brand or its products get recommended (AI visibility / GEO / AEO). Runs locally with your own API keys.

Enables AI coding agents to check whether engines like ChatGPT, Claude, Perplexity, Gemini and Grok recommend a given product: it starts an AI-visibility report, polls it, and reads back each engine's 'named in n of m answers', the competitors recommended instead, the cited sources, and a prioritised fix list. Also exposes free public AI rankings, suggested buyer questions, and distribution-kit generation.

AI visibility and SEO data for AI agents. Check whether ChatGPT, Claude, Perplexity and Gemini mention your brand and which sources they cite, plus keyword volume and Google Trends.

Enables AI assistants to audit a website's AI visibility by checking crawler access, identity files, and page signals, and running a full scored audit across ChatGPT, Claude, Gemini, and Perplexity.

SEO + GEO MCP server: live Google Search Console & GA4 data, keyword and page analysis, AI-visibility tracking across ChatGPT, Claude, Gemini & Perplexity, site audit and SEO task management — all from chat.

Keyword Metrics for Google Ads search volume, CPC, advertising competition and monthly history. Optional AI Search Volume provides modeled question-demand signals, not actual ChatGPT or Perplexity query counts. Free discovery and quotes; paid calls require an approved budget and use USDC on Base via x402. Also includes SERP, domain and local-market research.

Perplexity for social: ask what competitors are running across social and get answers grounded in real ad and creative data, not guesses.

Free AI citation readiness checker powered by Cited By AI's CPS® framework. Instantly scores any website 0-100 across structured data, meta tags, content quality, technical config, and AI signals. Returns a grade (A-F) and the top issues blocking AI citation in ChatGPT, Claude, Perplexity, Gemini, and Copilot. No auth required.

Enables agents to run free Answer Engine Optimization and AI visibility audits for a domain across platforms such as ChatGPT, Google AI Overviews, and Perplexity, then poll status and retrieve a shareable report URL plus structured summary.

Read-only access to the AI Visibility Index: the measured share of answer that 20 SaaS and 24 crypto brands hold across ChatGPT, Perplexity and Gemini, re-measured weekly on a frozen prompt panel with every past release kept at a permanent URL. Five tools — full index, one brand, brand list, complete history, methodology — served from dabyte.ai and dablock.ai with no API key and no auth; the data

Growth marketing, SEO and GEO as agent tools: 29 tools for AI answer visibility across ChatGPT, Gemini, Perplexity and Google AI Overviews, a ranked backlog of growth moves, drafted deliverables, and ship actions. Hosted remote server at https://afterlaunch.io/api/mcp.