"Free Tools for Online Searches" matching MCP servers:

Real-time LinkedIn, X (Twitter) and Reddit data for AI agents: profiles, companies, people search, tweets, subreddits, and search. Free start: self-mint a key in one call, no signup, no card.

Live Elon Musk & Ted Cruz tweet feed, real-time tweet counters, and market data for Polymarket's tweet-count markets. Hosted remote server (streamable-http at https://polystrike.xyz/mcp); free tier is keyless.

VK API for AI assistants: wall posts, communities, messages, market items, ads and stats. 373 methods in one catalog, each with a read/write/destructive safety class; the agent searches methods in plain language instead of receiving 373 tools.

Enables MCP agents to perform native X (Twitter) searches with original-post citations and transparent usage tracking. Supports existing Grok login sessions or explicit xAI API billing without runtime dependencies.

A dependency-free MCP server that reads Reddit through its RSS feeds, enabling search, browsing subreddits, and reading post comments without any API keys or authentication.

Free MCP server for fetching social media metrics (views, likes, comments) from public post URLs across YouTube, Twitter, TikTok, and Instagram. No API key needed.

Instagram influencer discovery for AI agents. One tool (search_leads) with filters for category, country, city, keyword, gender, follower range; returns username, bio, public business email (where available), verified/business flags. Pay-per-call in USDC on Base or Solana via x402 — no API keys. Free demo mode returns 3 preview results. Live at https://socialintel.dev/mcp.

MCP server that provides AI agents with access to public social media data, including hot lists, searches, content details, user profiles, posts, and comments from platforms like Douyin, Xiaohongshu, Bilibili, and Weibo.

Enables read-only, user-initiated searches of public r/comfyui troubleshooting discussions, returning titles, excerpts, and direct Reddit links to help find existing solutions before posting duplicate support questions.

TikTok creator toolkit for AI assistants. Four tools: download watermark-free videos by URL, look up curated 15-hashtag sets for 15 niches with strategy tips, retrieve best posting times for 12 countries, and generate viral hook formulas across 8 categories. Stdio transport, runs via npx -y tiktapdown-mcp, no API keys, no signup, free. MIT license.

Enables LinkedIn profile reads and post operations through a local-first MCP server, with OAuth token management and approval-friendly tools for OpenWorker.

Enables AI assistants to access LinkedIn data through the user's logged-in browser session, supporting profiles, companies, job searches, messaging, and feed/posts.

Enables read-only research on public X data through tools for posts, threads, profiles, search, trends, collections, and saved-result analysis using free public APIs and optional sessions.

Read-only MCP server for Reddit. Searches and analyzes Reddit content without writing, ensuring all posts are done manually via the Reddit UI.

Searches the Meta (Facebook) Ad Library by keyword and returns ad details including advertiser, ad copy, and EU reach, without requiring an API key.

An MCP server for researching YouTube niches. It searches videos, fetches metadata, calculates engagement metrics, downloads thumbnails, and produces aggregate niche statistics for analysis.

An MCP server that lets AI assistants like Claude read LinkedIn data through your own logged-in browser session. Access profiles and companies, search for jobs, or get job details.

MCP server that lets AI agents cross-post content to Telegram, Discord, Mastodon, Bluesky, and Reddit — using free APIs only.

An MCP server that lets AI assistants like Claude read LinkedIn data through your own logged-in browser session. Access profiles and companies, search for jobs, or get job details.

A free MCP server for growing Discord communities, offering tools to search public servers, analyze engagement, and draft messages, with optional premium AI features powered by DeepSeek.