PromoStash alternatives
12 MCP servers, A2A agents and x402 APIs that also do email, marketing & seo, ranked by how much they overlap with PromoStash (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| PromoStash (this one) | MCP server | Yes | – | – |
| agent.connskill.com | x402 paid API | Yes | 12 | – |
| anchor-compliance | MCP server | Yes | – | – |
| FORTVISION | MCP server | Yes | – | – |
| IntentWake Audience Intelligence | MCP server | Yes | – | – |
| Lane | A2A agent | Yes | 6 | – |
| Lumail | MCP server | Yes | – | – |
| Mailrith Email Marketing | MCP server | Yes | – | – |
| MailSenpai | MCP server | Yes | – | – |
| Mailzzy | MCP server | Yes | – | – |
| Pinlyx | MCP server | Yes | – | – |
| SendFast | MCP server | Yes | – | – |
| Signal by StackEnhance | MCP server | Yes | – | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- agent.connskill.com Live x402
Keyword demand check for up to 1000 chosen terms: search volume, CPC, advertising competition and available monthly history from Google Ads data. Advertising competition is not organic SEO difficulty. (22 paid endpoints…
x402 paid API · 12 endpoints · also does email, marketing & seo
- anchor-compliance Live MCP
Australian advertising & marketing compliance for AI assistants. Scan websites, check ad/social/email copy, and look up regulator guidelines (ACCC, TGA, ASIC, AHPRA, ACMA) directly from Claude, ChatGPT, or Cursor. Tools…
MCP server · joshuaogabriel · also does email, marketing & seo
- FORTVISION Live MCP
Agency marketing & CRM: leads, campaigns, email/SMS/WhatsApp, LinkedIn, landing pages, social.
MCP server · com.fortvision.app · also does email, marketing & seo
- IntentWake Audience Intelligence Live MCP
Enrich first-party lists with live intent, activity, and inbox signals for marketing and outreach.
MCP server · com.intentwake · also does email, marketing & seo
- Lane Live A2A
AI CMO that never sleeps. Lane is an always-on AI Chief Marketing Officer that autonomously discovers optimal marketing channels, extracts and codifies brand DNA, generates on-brand content, and orchestrates multi-chann…
A2A agent · Luminary Lane · 6 skills · also does email, marketing & seo
- Lumail Live MCP
Official Lumail email marketing MCP for campaigns, subscribers, and workflows.
MCP server · io.github.Melvynx · also does email, marketing & seo
- Mailrith Email Marketing Live MCP
Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.
MCP server · com.mailrith · also does email, marketing & seo
- MailSenpai Live MCP
Manage MailSenpai email marketing: lists, subscribers, templates and campaigns (EU, OAuth).
MCP server · com.mailsenpai · also does email, marketing & seo
- Mailzzy Live MCP
Email marketing: campaigns, audiences, contacts, segments, templates and reports.
MCP server · com.mailzzy · also does email, marketing & seo
- Pinlyx Live MCP
Pinlyx CRM for AI assistants: contacts, deals, social inbox and posts, email and Google Ads.
MCP server · io.github.azorkai · also does email, marketing & seo
- SendFast Live MCP
Agent-native marketing email: draft, edit, screenshot, and send from your verified domain.
MCP server · ai.sendfast · also does email, marketing & seo
- Signal by StackEnhance Live MCP
How often 750+ e-commerce brands send marketing emails: counts, send dates, recent subject lines.
MCP server · com.stackenhance · also does email, marketing & seo