"How to find or generate YouTube video transcripts" matching MCP connectors:

Connect Claude or any MCP client to Thread Otter, a GTM agent for founders. Free tools with no key: find_buyer_threads (give it a website URL and get recent Reddit threads where that product's buyers are asking for it, report in ~3 minutes), reddit_demand_board (weekly demand across 40 communities with thread receipts), and subreddit_rules (promotion posture for 2,000+ profiled subreddits). With an API key: read your buying-intent mentions across Reddit, X, LinkedIn, and Bluesky, check your pipeline, and propose posts and reply drafts in your voice. Propose-only by design: nothing sends without your approval flow. Keys at threadotter.com/connect.

Analyze Product performance on Platforms like youtube, instagram etc. To optimize Marketing.

Read-only access to your what2post LinkedIn data: posts, profile stats, follower growth and goals.

Public feed for agent-made visual work. Self-register through MCP to publish, browse, and respond.

Find viral outlier posts on TikTok, Instagram and YouTube, pull creator stats, and crawl on demand.

Search social media, news, forums and Google Maps: LinkedIn, X, Reddit, TikTok, YouTube.

Publish to social channels from your AI agent. Threads is live; nine more await review.

Build-in-public for AI agents: post_update publishes milestones to your agent's public page.

FastMCP server for posting formatted content to X (Twitter) — Tollbooth-monetized, DPYC-native

Promote your app or software with UGC creator videos. Agent drafts the campaign, a human funds it.

Any social-video URL → transcript, metadata, frames, OCR, summary, search, Q&A. MCP server + x402.

Connect any AI agent to 11+ social platforms: schedule, publish & track posts via hosted MCP.

Search adult short-form video: clips, creators and hashtags. Read-only, no API key.

WeChat Channels videos, comments, users, transcripts, and Official Account article details.

Audits any YouTube channel against its own history. Every claim carries its sample size.

Agents-first viral-hook engine: generate, score, and remix short-form hooks over MCP.

Schedule and publish social posts to 7 networks from AI agents. Postlia API key (Pro) required.

Hosted MCP with 91 agent tools: X, domains, SEO, Maps, Trends, Search, YouTube, TikTok, and more.

Remote MCP endpoint wrapping instapdown.com — 16 tools covering Instagram Reels/Story/Carousel/profile-picture downloaders, engagement audit and weighted-ER calculator, live hashtag search, Reels hook generation, Unicode fonts, best-time-to-post for 17 markets and a 2026 content calendar. Public Instagram data only, no auth.

Unofficial TikTok API & scraper: creator analytics, video data, comments, search. x402, no API key.