domain-agent-kit vs Couryo free email tools
domain-agent-kit is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑27.
domain-agent-kit is a plugin bundle for AI coding tools published by Joachim Brindeau. No marketplace we read lists it any more. Couryo free email tools is an MCP server published by couryo.com. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-11-07. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  Couryo free email tools | |
|---|---|---|
| Community marketplace joachimbrindeau/domain-mcp | Removed on 2026-10-27 Version: 1.0.0 Forks (GitHub): 1 Stars (GitHub): 13 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 1.0.0 No figure published Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | domain-agent-kitno longer listed · | Couryo free email tools |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 13 | No figure on GitHub |
| Forks (GitHub) (differs) | 1 | No figure on GitHub |
| Last release | Not published | Not published |
| Where it runs (differs) | Installs as a plugin bundle | Remote server (mcp.couryo.com/tools) |
| Transport (differs) | Not stated | Streamable HTTP |
| Tools it declares | Not published | Not published |
| Environment variables it asks for (differs) | 1, secrets among them: 0 | Not published |
| Hooks it runs (differs) | 1 | Not published |
| Parts of the bundle (differs) | 3 | Not a bundle |
| Licence (differs) | MIT | Not stated |
| Repository (differs) | github.com/joachimbrindeau/domain-mcp | Not stated |
| Changes in the last 7 days | 0 | 0 |
| First seen (differs) | 2026-10-23 | 2026-10-24 |
| Endpoint at the last check (differs) | no remote endpoint we check | Status out of date: last check 2 days ago returned HTTP 406 |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of domain-agent-kit
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Domains your AI agent can buy, point and monitor, with four-layer health checks and alerts.
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Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.
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Brainstorm domain names and check availability.
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Register, transfer and manage domain names and DNS from your AI agent.
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Find available domain names with real prices, buy within your limits, and set up DNS.
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Domain research for AI agents: checks hundreds of names in one call, with prices and where to buy.
What each says it does
domain-agent-kit
Portable domain-management workflows for research, portfolio audits, DNS, renewals, and safe Dynadot operations through domain-mcp.
Couryo free email tools
Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.
How to run each
domain-agent-kit
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Couryo free email tools As a remote MCP server
claude mcp add --transport http tools https://mcp.couryo.com/toolsCommands built only from what the marketplaces declare; the full set for every client is on each card.
Only Couryo free email tools has a remote endpoint we check. How we check endpoints
Tools each declares
Neither one's marketplaces publish a list of tools, so there is nothing to compare.
Settings each asks for
The marketplaces of Couryo free email tools publish no settings it asks for, so we do not compare settings.
What it can do: domain-agent-kit · What it can do: Couryo free email tools · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.