dev.cotlet/substack MCP server
72 tools · tools last listed 4 Nov 2026
A community server in the official MCP registry. Once a day, Stackduke's Radar connects to it the way any MCP client would, with no account and no sign-in, and lists its tools. It never runs them.
- Address
https://cotlet.dev/mcp/v1/substack- Name it gives itself
- cotlet-substack
- Tracked since
- 24 Oct 2026
- Tools first listed
- 24 Oct 2026
- Tools last listed
- 4 Nov 2026
All 72 tools
By label: 12 that delete or destroy things, 10 that send or publish, 15 that create or change things, 35 said to only read.
| Tool | Labelled as |
|---|---|
cotlet_browser_drag | Deletes |
cotlet_browser_select | Deletes |
delete_comment | Deletes |
delete_post | Deletes |
like_comment | Deletes |
like_post | Deletes |
recommend_publication | Deletes |
remove_comment | Deletes |
remove_subscriber | Deletes |
tag_post | Deletes |
tag_subscribers | Deletes |
unpublish_post | Deletes |
cotlet_browser_press | Sends |
cotlet_report_issue | Sends |
get_audience_insights | Sends |
list_note_replies | Sends |
publish_note | Sends |
publish_post | Sends |
reply_to_comment | Sends |
reply_to_note | Sends |
schedule_post | Sends |
send_message | Sends |
add_subscriber | Changes things |
cancel_scheduled_post | Changes things |
cotlet_browser_click | Changes things |
cotlet_browser_close | Changes things |
cotlet_browser_type | Changes things |
cotlet_browser_upload | Changes things |
cotlet_request_apps | Changes things |
cotlet_upload_file | Changes things |
create_draft | Changes things |
create_post_tag | Changes things |
create_subscriber_tag | Changes things |
duplicate_post | Changes things |
follow_user | Changes things |
pin_comment | Changes things |
update_draft | Changes things |
cotlet_app_guide | Said to only read |
cotlet_apps | Said to only read |
cotlet_browser_back | Said to only read |
cotlet_browser_hover | Said to only read |
cotlet_browser_navigate | Said to only read |
cotlet_browser_open | Said to only read |
cotlet_browser_read | Said to only read |
cotlet_browser_screenshot | Said to only read |
cotlet_browser_scroll | Said to only read |
cotlet_browser_wait | Said to only read |
cotlet_get_call | Said to only read |
cotlet_whoami | Said to only read |
export_subscribers | Said to only read |
get_conversation | Said to only read |
get_daily_stats | Said to only read |
get_feed | Said to only read |
get_post | Said to only read |
get_post_engagement | Said to only read |
get_post_stats | Said to only read |
get_post_traffic | Said to only read |
get_publication_stats | Said to only read |
get_unread_counts | Said to only read |
list_activity | Said to only read |
list_comments | Said to only read |
list_conversations | Said to only read |
list_notes | Said to only read |
list_post_tags | Said to only read |
list_posts | Said to only read |
list_recommendations | Said to only read |
list_sections | Said to only read |
list_subscriber_tags | Said to only read |
list_subscribers | Said to only read |
list_subscriptions | Said to only read |
list_traffic_sources | Said to only read |
search_substack | Said to only read |
Labels for community servers are machine guesses from each server's own tool names, descriptions and hints (accuracy not yet measured). They are not a safety verdict. How labels work
Recent checks
Listed its tools at 12 of 12 checks in the 30 days to 4 Nov 2026
Recent changes
5 tools added: cotlet_app_guide, cotlet_browser_back, cotlet_browser_drag, cotlet_browser_hover, cotlet_browser_wait. Description rewritten on cotlet_browser_click, cotlet_browser_navigate, cotlet_browser_open, cotlet_browser_press, cotlet_browser_read and 6 more. Inputs or outputs changed on cotlet_browser_click, cotlet_browser_press, cotlet_browser_read, cotlet_browser_scroll, cotlet_browser_type and 1 more. Counted as able to do more: cotlet_browser_drag (make changes that cannot be undone).
Inputs or outputs changed on cotlet_request_apps.
3 tools removed: cotlet_balance, cotlet_browser_connect, cotlet_browser_sessions. Description rewritten on add_subscriber, cancel_scheduled_post, cotlet_apps, cotlet_browser_click, cotlet_browser_close and 15 more. 62 tools changed in all.
A change is a tool added, removed or rewritten between two daily checks. Radar keeps each server's latest 10. What counts as a change