# Substack by Cotlet

> Substack by Cotlet, an MCP server by cotlet.dev, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Posts, Notes, messages, subscribers and stats for your publication.

- Canonical: https://www.anchorterminal.com/tools/cotlet-substack
- Markdown: https://www.anchorterminal.com/tools/cotlet-substack.md (~550 tokens)
- Slim: https://www.anchorterminal.com/tools/cotlet-substack.min.md (~480 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/tools/cotlet-substack.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (the key docs and every listing in one file, at most 16 MB, about 4 million tokens: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key)
- DNS: dig +short TXT cotlet-substack.grade.anchorterminal.com (the grade as a DNS TXT record, for a sandbox with no HTTP where names still resolve; also top., best.<category>. and <a>.vs.<b>. under the zone, and the same under grade.letme.dev)
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-11-01

# Substack by Cotlet

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by cotlet.dev (https://cotlet.dev/integrations/substack-api-mcp-server)
- Category: Work & productivity (https://www.anchorterminal.com/categories/productivity.md)
- Listed because: It's published in the registry under cotlet.dev, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Posts, Notes, messages, subscribers and stats for your publication.

## Facts

- MCP registry: `dev.cotlet/substack` 1.0.2
- Endpoint: https://cotlet.dev/mcp/v1/substack/connect (streamable HTTP)
- Package: pypi `substack-api-mcp` (stdio)
- Source: https://github.com/cotletdev/substack-api-mcp-server
- Website: https://cotlet.dev/integrations/substack-api-mcp-server
- PyPI downloads a week: 198
- GitHub stars: 6
- Registry entry updated: 2026-10-24

- Create a video and download its frames: https://www.anchorterminal.com/assets/listing-video/index.html?listing=cotlet-substack
- JSON: https://www.anchorterminal.com/api/v1/tools/cotlet-substack.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming

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Query this catalogue directly over MCP: https://www.anchorterminal.com/mcp (Streamable HTTP, no key). How: https://www.anchorterminal.com/agents/#mcp