
Connect Cold Outreach Email Scorer to ChatGPT and Claude
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Stop sending emails that get ignored by prospects.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 2 capabilities
We ship only the actions that matter.
01-02
2 capabilities in this set.
Part of 2 available through Cold Outreach Email Scorer.
- 01
Calculate effectiveness score
This capability generates a numerical score based on how well an email is written to drive conversions.
- 02
Evaluate email quality
This capability audits the specific components of your outreach, such as personalization depth and value proposition placement.
Real work
What teams actually run
Draft Auditing
Run a single email through the evaluator before sending it to a high-value prospect.
Sequence Optimization
Check an entire multi-day cadence to ensure the timing between touches is professional.
Template Refinement
Use the effectiveness score to compare different versions of a sales template.
Subject Line Testing
Verify that your subject lines aren't misleading to prevent low open-to-reply ratios.
One connector, every AI
Cold Outreach Email Scorer works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put Cold Outreach Email Scorer to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
735ms average. Fast in production.
Cold Outreach Email Scorer is checked daily against the live service.
- Fastest day
- 549ms
- Slowest day
- 881ms
- 14-day trend
- Improving-18%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 2 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Cold Outreach Email Scorer, so you can see the experience inside your AI.
It does not authenticate your account with Cold Outreach Email Scorer. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Cold Outreach Email Scorer Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_pivd4JnBbEqWF1bzcPpNtmR6xilZ9UYx3Yu7Jykh/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Cold Outreach Email Scorer capabilities are ready to use.
{
"mcpServers": {
"cold-outreach-email-scorer-mcp": {
"url": "https://edge.vinkius.com/vk_preview_pivd4JnBbEqWF1bzcPpNtmR6xilZ9UYx3Yu7Jykh/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up Cold Outreach Email Scorer in Claude and other AIs
Who it's for
Built for the work Cold Outreach Email Scorer owners hand off.
Sales teams and growth marketers who need to scale personalized outreach without losing quality.
- 01
SDRs
They hand off draft sequences to the AI to ensure they meet quality standards before sending.
- 02
Account Executives
They use the capability to audit high-stakes outbound messages to key decision makers.
- 03
Growth Marketers
They use the scoring capabilities to refine automated email templates for better response rates.
FAQ
Questions Cold Outreach Email Scorer owners ask.
- 01
How does this MCP improve my email response rates?
It identifies weak points in your copy, such as late value propositions or generic personalization, before you send them.
- 02
Which AI clients can I use with this MCP?
You can use this with any MCP-compatible client, including Claude, Cursor, Windsurf, and VS Code.
- 03
Can I check my follow-up timing?
Yes, the capability allows you to validate your cadence patterns to ensure your follow-ups stay within professional standards.
- 04
Does it check for clickbait?
Yes, it uses subject line alignment checks to make sure your subject line accurately reflects the email body.
- 05
Do I need to host this myself?
No, Vinkius hosts and manages the MCP for you, so it is ready to use as soon as you connect it.
- 06
How does the capability measure personalization?
The evaluate_email_quality capability checks for recipient-specific context in the email body beyond just using their name.
- 07
Can I check my follow-up sequence?
Yes, use validate_cadence_pattern to ensure your touchpoints follow professional industry standards.
- 08
How do I avoid being flagged as clickbait?
Use check_subject_alignment to confirm that the promise in your subject line is fulfilled within the email body.
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Connect Cold Outreach Email Scorer to Claude, Cursor, ChatGPT & more
