In-depth architectural comparison of the Subdownload MCP and Moxie Docs MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Subdownload MCP
Knowledge & Memory · Remote HTTP/SSE
Quality: 56/100 (Good) | Auth: OAuth 2.0
Moxie Docs MCP
Knowledge & Memory · Local stdio
Quality: 82/100 (Excellent) | Auth: API Key required
Verdict Summary: Choose Subdownload MCP if you need specialized Knowledge & Memory tools running via a hosted cloud SSE transport. Choose Moxie Docs MCP if your workspace requires Knowledge & Memory integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Subdownload MCP when:
You need dedicated capabilities in the Knowledge & Memory domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: OAuth 2.0 (Freemium).
You have access to required keys: SUBDOWNLOAD_API_KEY.
YouTube knowledge base for AI agents. Summarize videos, fetch full transcripts (including videos without captions, via AI ASR), search channels and playlists, and save everything into a per-user knowledge base for cross-session recall. OAuth 2.1 with Dynamic Client Registration. Hosted at subdownload.com. https://api.subdownload.com/mcp, free credits on signup.
Tools & Capabilities Breakdown
Subdownload MCP Tools (13)
search_youtube
Keyword search across YouTube
fetch_video_info
Video metadata (title, channel, duration, view count)
fetch_transcript
Full transcript with timestamps
transcribe_video
Generate a transcript with AI ASR for videos that have no captions
get_asr_task
Poll an in-progress AI transcription job
resolve_channel
Look up a channel by handle, URL, or ID
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Subdownload MCP is categorized under Knowledge & Memory and uses a remote streaming HTTP/SSE transport. In contrast, Moxie Docs MCP belongs to Knowledge & Memory using local stdio subprocess. Select Subdownload MCP when you need capabilities focused on knowledge & memory and Moxie Docs MCP when you require tools for knowledge & memory.
Save a video summary or transcript to your personal knowledge base
list_library
Browse your saved knowledge base
+1 more tools listed on main page
Moxie Docs MCP Tools (12)
moxie.get_ai_context
Compact pre-edit briefing: repo status, verified commands, top conventions, open gaps, team notes. Read this first.
moxie.get_doc_impact
Given the paths you're about to change (and any you're deleting), returns the conventions, gaps, and existing docs whose evidence overlaps them - and flags net-new/undocumented surfaces.
moxie.get_api_context
Given paths you're about to touch, returns structured context for any API endpoints they map to: method, path, schema, and known consumers/features.
moxie.review_change
Self-review a change before opening the PR; returns a severity-ranked verdict (clean / warnings / must-fix) covering convention breaches, stale docs, undocumented surface, and broken references.
moxie.get_conventions
Discovered coding conventions, grouped by category, with confidence scores, agent guidance, and source-file citations.
moxie.search_docs
Semantic + keyword search over generated docs, conventions, gaps, and AI context.
moxie.get_doc_gaps
Unresolved documentation gaps with severity and the paths they concern.
moxie.get_documentation_opportunities
Recommended doc work: missing docs, drift repairs, and PR templates.
moxie.get_documentation_patterns
How the repository organizes and maintains its docs (where new docs belong).
moxie.list_docs
Paginated, section-grouped table of contents of every generated doc.
moxie.propose_doc_update
Add or update a doc as part of your current change; returns the target path + Markdown to write into your branch.
moxie.propose_doc_removal
Remove a Moxie-tracked doc your change makes obsolete; returns the path to delete in your branch.