In-depth architectural comparison of the Obsideo MCP and Changethisfile 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
Obsideo MCP
File Systems · Local stdio
Quality: 57/100 (Good) | Auth: No auth required
Changethisfile MCP
File Systems · Local stdio
Quality: 64/100 (Good) | Auth: API Key required
Verdict Summary: Choose Obsideo MCP if you need specialized File Systems tools running via a local process. Choose Changethisfile MCP if your workspace requires File Systems integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Obsideo MCP when:
You need dedicated capabilities in the File Systems domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Encrypted S3-compatible object storage with continuous cryptographic possession proofs. In-conversation signup (12 GB free), put/get/ls/rm/usage, optional client-side encryption; credentials stay on your machine.
Free file conversion between 690+ formats. Tools: convertfile (URL or base64 in → signed download URL out) and listconversions. Covers image, video, audio, document, data, font, ebook, and archive formats. No auth or signup required; remote streamable-HTTP endpoint available (see README).
Category & Scope
Tools & Capabilities Breakdown
Obsideo MCP Tools (9)
trial
Create an instant no-email account (100 MB, ~7 days, proof-of-work, no human needed). Usually unnecessary: storage tools auto-create one on first use
signup_start
Email a 6-digit code (12 GB free tier; real inboxes only, refusals are labeled)
signup_verify
Complete signup; generates the signing keypair locally, stores credentials
put
Store a file or inline content, encrypted client-side by default (`encrypt: false` opts out). Auto-creates a trial account if none is configured
get
Retrieve an object (auto-decrypts with the local key)
ls
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).
Obsideo MCP is categorized under File Systems and uses a local stdio subprocess. In contrast, Changethisfile MCP belongs to File Systems using local stdio subprocess. Select Obsideo MCP when you need capabilities focused on file systems and Changethisfile MCP when you require tools for file systems.
Prove the network still holds an object, without downloading it
usage
Storage used vs quota
Changethisfile MCP Tools (7)
convert_file
Convert a file. Pass a publicly accessible `source_url` **or** `base64_content` (max ~5MB), plus a `target_format` (e.g. `pdf`, `mp3`, `json`). Source format is auto-detected from the URL/filename, or pass `source_format` explicitly. Returns a download URL valid for 1 hour.
list_conversions
List all supported conversion routes, optionally filtered by `source_format` (e.g. `docx` → see every format you can convert DOCX into).
translate_file
Translate a document with its layout preserved. Returns a free preview and a one-time checkout link for the full output.
extract_tables
Extract tables from PDFs or images into Excel. Returns a free preview and a one-time checkout link for the full output.
compress_file
Compress a PDF, image, or video to an exact maximum size. Free with a daily limit.
do_file_job
Route a plain-language file instruction to conversion, translation, extraction, or compression.
check_job
Check a submitted job and retrieve its preview, checkout link, or download URL.