Mailzzy vs OpenAI Ads MCP
A side-by-side look at the Mailzzy and OpenAI Ads MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
M
MailzzyMarketing · Remote HTTP/SSEAllows AI assistants to interact with Mailzzy for email marketing tasks, including campaign management, contact handling, template operations, sending, and automation.48FairAuth: not declaredVerdict: choose Mailzzy for marketing work over a hosted endpoint; choose OpenAI Ads MCP for marketing as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
MChoose Mailzzy when
- You need dedicated capabilities in the Marketing domain.
- You prefer a remote HTTP/SSE transport.
Choose OpenAI Ads MCP when
- You need dedicated capabilities in the Marketing domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
OPENAI_ADS_API_KEY. - You want tools like
get_account, get_insights, create_campaign.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | M Mailzzy | |
|---|---|---|
| Category | Marketing | Marketing |
| Quality signal | 48/100 · Fair | 53/100 · Good |
| Install command | Confirmed | Confirmed |
| Transport | Remote HTTP/SSE | Local subprocess (stdio) |
| Auth | Not declared | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | None listed | OPENAI_ADS_API_KEY |
| Verified owner | Community listing |
Tools & capabilities
Mailzzy tools
No tool names declared yet. Check the project README from the listing page.
OpenAI Ads MCP tools 8
get_accountGets the ad account and confirms the API key works.get_insightsReads account, campaign, ad group, or ad insights with fields, filters, sort, segments, and cursor pagination.create_campaignCreates a paused campaign with a guarded lifetime budget, including conversion-optimized campaigns with one event setting.upload_creativeUploads an image URL or local image file and returns `file_id`.create_adCreates a paused ad. `chat_card` requires `target_url` and `file_id`.build_campaignCreates one paused campaign, one paused ad group, and paused ads in a guarded workflow.draft_context_hintsDeterministically drafts API-shaped `context_hints` with no hidden LLM call.send_conversionsSends conversion events to `https://bzr.openai.com/v1/events?pid=...` after local validation, with optional `validate_only`. Supports `obref` and mobile app lifecycle events.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Mailzzy
{
"mcpServers": {
"mailzzy": {
"url": "https://api.mailzzy.com/crm/mcp/"
}
}
}
OpenAI Ads MCP
{
"mcpServers": {
"openai-ads-mcp-2": {
"command": "uvx",
"args": [
"openai-ads-mcp"
],
"env": {
"OPENAI_ADS_API_KEY": "YOUR_OPENAI_ADS_API_KEY_HERE"
}
}
}
}
Frequently asked questions
Mailzzy is categorized under Marketing and uses a remote HTTP/SSE transport. OpenAI Ads MCP belongs to Marketing and uses a local stdio subprocess. Pick Mailzzy for marketing work and OpenAI Ads MCP for marketing.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Mailzzy has no declared pricing — check the project's own site. OpenAI Ads MCP has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add mailzzy and openai-ads-mcp-2 as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Mailzzy has a quality signal of 48/100 (Fair) with 1 views, 0 installs and 0 GitHub stars. OpenAI Ads MCP has 53/100 (Good) with 3 views, 0 installs and 3 GitHub stars.