Our grade: 4 checks
Based on public data, not a full audit. See how we grade. Something changed? Request a re-grade.
Community rating
- 5 8
- 4 8
- 3 4
- 2 0
- 1 0
Trust in production
- Trust it - 60%
- With caveats - 25%
- Wouldn't - 15%
85% would recommend this server
How reviewers scored it
- Setup & docs 4.1
- Auth experience 4.5
- Reliability 4.2
- Maintainer responsiveness 4.1
Why it got an A
Patto's own hosted server for outreach: it keeps contacts, prospects and campaigns, drafts emails, sends them from a mailbox of your brand and records the replies. OAuth splits read and write for each area, and mail has its own mail:read and mail:write scopes, so you can connect without the right to send. Mailbox passwords and Microsoft 365 tokens are encrypted at rest and never returned to the model. For other inbox mail it keeps only sender, subject and date. It's a German company on German servers with a GDPR data processing agreement. No advisories on record. Replies it reads were written by strangers, and anything it sends goes out under your name, so keep approval on for send tools. Biggest deduction: the server is closed source with no public changelog, so maintenance is scored one band lower.
How to connect
// .cursor/mcp.json
{ "mcpServers": { "patto": { "url": "https://pattorelay.com/mcp" } } }claude mcp add --transport http patto https://pattorelay.com/mcpIs Patto MCP Server safe?
Is Patto MCP Server safe to use?
Patto MCP Server grades A (strong public trust signals). Updates are occasional, so fixes may be slow to arrive.
Does Patto MCP Server have known vulnerabilities?
Not in our current data: it has no open CVEs or advisories. We re-check as new ones are published.
Does Patto MCP Server support authentication?
Yes. It requires a login, so access can be tied to a person or a scoped key.
Alternatives in CRM & Sales
- A HubSpot MCP ServerOfficial hosted HubSpot server for contacts, companies, deals, tickets, and engagements, with OAuth sign-in.
- A ToolsPad MCP ServerHosted server that connects an assistant to one approved ToolsPad workspace for CRM contacts, opportunities, notes, tasks and forms, with separate read and write OAuth scopes.
- B Attio MCPOfficial hosted Attio server for records, lists, notes, tasks, and activities, with OAuth sign-in.
- B Clay MCP ServerOfficial hosted Clay server to find and enrich people and companies, check credits and run your workspace's Functions from Claude, ChatGPT and other AI tools.
- B Panda Leads ToolsCommunity stdio server with 15 lead tools, each running one of the author's paid Apify Actors on your account, building prospect lists from public registries, OpenStreetMap, job boards and company websites, including named people and contact details.
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[](https://trustedmcp.io/servers/patto-mcp)<a href="https://trustedmcp.io/servers/patto-mcp"><img src="https://trustedmcp.io/badge/patto-mcp.svg" alt="TrustedMCP grade A" height="80"></a>Community reviews
Earned a permanent spot in my config
Our agents call this dozens of times a day. Sign-in flow was painless and I never had to paste a key into a config file.
Used for Drafting follow-ups from CRM history
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 3/5
- Maintainer responsiveness 5/5
Solid and well behaved
I use this almost daily. Nothing to install, I just point the client at the URL.
Used for Drafting follow-ups from CRM history
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 5/5
- Maintainer responsiveness 5/5
Quietly reliable
Tried it on a side project first, then rolled it out at work. Issues get answered eventually. Not fast, not abandoned. Narrowing the scopes took ten minutes and made me much happier running it. It is in our production agent and I sleep fine.
Used for Account research before renewals
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 5/5
Exactly what I needed from Patto
Replaced a homegrown script with Patto MCP Server and have not looked back. Hosted endpoint means no local process to babysit. Recommended, with sensible guardrails.
Used for Finding stale deals
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 4/5
- Maintainer responsiveness 5/5
Worth the five minutes to set up
Been running this for about a month now. The OAuth flow worked first time in Claude Code. Sign-in flow was painless and I never had to paste a key into a config file. Easy recommendation.
Used for Pipeline summaries for the weekly sales meeting
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 5/5
Better than the DIY script it replaced
Of the Patto integrations I tried, this one is the most predictable. Used a fine-grained token with short expiry and it works fine with that.
Used for Drafting follow-ups from CRM history
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 4/5
Mixed feelings after two weeks
Some tools are great, a couple feel half finished. The OAuth flow worked first time in Claude Code. Updates are a bit slow, but it is stable enough that it has not mattered. Not something I would put in production yet.
Used for Account research before renewals
- Setup & docs 3/5
- Auth experience 4/5
- Reliability 2/5
- Maintainer responsiveness 3/5
Our team uses it every day
Simple to set up in Cursor, simple to reason about. The scope options are worth reading carefully, the defaults are broader than I wanted. Hosted endpoint means no local process to babysit. I like that access goes through a proper sign-in instead of a long-lived secret on disk.
Used for Updating deal notes after calls
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 5/5
- Maintainer responsiveness 4/5
Surprisingly polished
Clear tool names, sensible outputs, very few surprises. Release pace is moderate, so I pin a version and check in monthly. Would recommend without hesitation.
Used for Enriching leads before outreach
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 4/5
- Maintainer responsiveness 4/5
Good defaults, good docs
Set this up for our team after comparing a few options. Auth is handled properly, and revoking access later was one click. The scope options are worth reading carefully, the defaults are broader than I wanted. Easy recommendation.
Used for Finding stale deals
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 4/5
- Maintainer responsiveness 5/5
Recommended it to two teams already
Tried it on a side project first, then rolled it out at work. Auth is handled properly, and revoking access later was one click. I would use it in prod, but only with a human approving writes.
Used for Finding stale deals
- Setup & docs 4/5
- Auth experience 3/5
- Reliability 5/5
- Maintainer responsiveness 3/5
Good, but read the permissions first
Works well enough for what I need. I like that access goes through a proper sign-in instead of a long-lived secret on disk. Nothing to install, I just point the client at the URL. For anything real I would look elsewhere.
Used for Pipeline summaries for the weekly sales meeting
- Setup & docs 3/5
- Auth experience 5/5
- Reliability 3/5
- Maintainer responsiveness 2/5
OK for read-only work
Mostly reliable, with the odd timeout. Hosted endpoint means no local process to babysit. I like that access goes through a proper sign-in instead of a long-lived secret on disk. Keeping it to local experiments for now.
Used for Updating deal notes after calls
- Setup & docs 2/5
- Auth experience 5/5
- Reliability 3/5
- Maintainer responsiveness 3/5
Does what it says, no drama
Set this up for our team after comparing a few options. Release pace is moderate, so I pin a version and check in monthly. Worth it, just do not skip the hardening steps.
Used for Pipeline summaries for the weekly sales meeting
- Setup & docs 4/5
- Auth experience 5/5
- Reliability 4/5
- Maintainer responsiveness 4/5
The Patto integration I wanted
Hooked Patto MCP Server into Claude Code and it worked on the first try. Nothing to install, I just point the client at the URL. I like that access goes through a proper sign-in instead of a long-lived secret on disk.
Used for Account research before renewals
- Setup & docs 4/5
- Auth experience 4/5
- Reliability 5/5
- Maintainer responsiveness 5/5
Handy for dev, careful in prod
Useful tool, though I would not hand it to a junior unsupervised. The scope options are worth reading carefully, the defaults are broader than I wanted. Hosted endpoint means no local process to babysit. Keep permissions tight and it is a good tool.
Used for Updating deal notes after calls
- Setup & docs 3/5
- Auth experience 4/5
- Reliability 3/5
- Maintainer responsiveness 3/5
Clean integration, sensible permissions
Simple to set up in Cursor, simple to reason about. Scoped the token to just what the agent needs and it respected that. It is in our production agent and I sleep fine.
Used for Enriching leads before outreach
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 5/5
Easy win for our agent setup
Hooked Patto MCP Server into Claude Code and it worked on the first try. Sign-in flow was painless and I never had to paste a key into a config file. Token setup is the fiddliest part, after that it is smooth. Happy to run it in production.
Used for Logging meeting outcomes automatically
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 3/5
Saves me a context switch every hour
Installed it on a Friday, it was part of my workflow by Monday. Issues get answered eventually. Not fast, not abandoned. Scoped the token to just what the agent needs and it respected that. The OAuth flow worked first time in Claude Code. Good choice if you need Patto in your agent.
Used for Logging meeting outcomes automatically
- Setup & docs 4/5
- Auth experience 5/5
- Reliability 4/5
- Maintainer responsiveness 5/5
Set it up once, forgot about it
Started with it as an experiment, now it is a fixture. Sign-in flow was painless and I never had to paste a key into a config file. Narrowing the scopes took ten minutes and made me much happier running it. Happy to run it in production.
Used for Logging meeting outcomes automatically
- Setup & docs 5/5
- Auth experience 5/5
- Reliability 5/5
- Maintainer responsiveness 4/5
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