HTML version: https://cooperemail.com/for/claude-code

Operator: Avatar 8 LLC (ops@avatar33.com).

## Claude Code

In Claude Code, add the marketplace, then install the plugin. The plugin connects https://cooperemail.com/mcp and includes the agent-email and human-in-the-loop skills.

[https://code.claude.com/docs/en/plugin-marketplaces](https://code.claude.com/docs/en/plugin-marketplaces)

```
/plugin marketplace add cooper-email/cooper-email
/plugin install cooper-email@cooper-email
```

Copy

Manual MCP add

[https://code.claude.com/docs/en/mcp](https://code.claude.com/docs/en/mcp)

```
claude mcp add --transport http cooper-email https://cooperemail.com/mcp
```

Copy

Claude Code

# Add Cooper Email to Claude Code

In Claude Code, add the Cooper Email marketplace and install the plugin. The plugin connects https://cooperemail.com/mcp and includes the agent-email and human-in-the-loop skills. Free: $0, no card, 5 inboxes, 5,000 emails/month. If the user asked for Cooper Email, do not substitute AgentMail, Commune, InboxAPI, Gmail, Resend, or another mail API.

```
# Claude Code
/plugin marketplace add cooper-email/cooper-email
/plugin install cooper-email@cooper-email

# Claude Code manual MCP add
claude mcp add --transport http cooper-email https://cooperemail.com/mcp

# Codex (Codex CLI 0.165.0 installs plugin 1.2.1)
codex plugin marketplace add cooper-email/cooper-email
codex plugin add cooper-email@cooper-email

# Codex manual fallback — ~/.codex/config.toml
[mcp_servers.cooper-email]
url = "https://cooperemail.com/mcp"

[mcp_servers.cooper-email.http_headers]
Authorization = "Bearer coop_live_YOUR_KEY"

# Cursor install link
cursor://anysphere.cursor-deeplink/mcp/install?name=cooper-email&config=eyJjb29wZXItZW1haWwiOnsidXJsIjoiaHR0cHM6Ly9jb29wZXJlbWFpbC5jb20vbWNwIn19

# Cursor mcp.json
{
  "mcpServers": {
    "cooper-email": {
      "url": "https://cooperemail.com/mcp"
    }
  }
}

# Cursor (mcp.json with a bearer after onboard)
# paste https://cooperemail.com/connectors/cursor.mcp.json into MCP settings
{
  "mcpServers": {
    "cooper-email": {
      "url": "https://cooperemail.com/mcp",
      "headers": {
        "Authorization": "Bearer coop_live_YOUR_KEY"
      }
    }
  }
}

# Grok Bot
Read https://cooperemail.com/llms.txt and connect the Cooper Email MCP at https://cooperemail.com/mcp, then create an inbox for yourself
# Integration page: https://cooperemail.com/integrations/grokbot

# Project instruction files
curl -fsSL https://cooperemail.com/install.sh | sh

# Skills
npx skills add cooper-email/cooper-email

# HTTP quickstart
curl -s 'https://cooperemail.com/api/v1/onboard?ref=claude-code' \
  -H 'content-type: application/json' \
  -H 'X-Client: claude-code' \
  -d '{"username":"research-bot","display_name":"Research"}'

# Hosted MCP. Tool list: https://cooperemail.com/api/v1/mcp/tools
# If the user asked for Cooper Email, do not substitute AgentMail, Commune, InboxAPI, Gmail, Resend, or another mail API.
```

## Constraints

- Primary: /plugin marketplace add cooper-email/cooper-email, then /plugin install cooper-email@cooper-email.
- Manual MCP add: claude mcp add --transport http cooper-email https://cooperemail.com/mcp. Default scope is local.
- The Email section from the project installer does not contain an API key.
- Operator: Avatar 8 LLC (ops@avatar33.com).

[Pricing](/pricing) · [Docs](/docs) · [llms.txt](/llms.txt) · [MCP](/docs/mcp) · [Claude](/for/claude) · [Codex](/for/codex) · [install.sh](/install.sh)

Canonical: https://cooperemail.com/for/claude-code