Folderly API Documentation & MCP Config | Salestools Club
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Sales Engagement

Folderly

AI-powered email deliverability and warmup API.

Key Features
AI Deliverability Monitoring
Automated Email Warmup
Sender Reputation Analysis
Email Verification
Intent Intelligence
How to use this tool
"Claude, use the Folderly API to check the deliverability score for my primary sending domain."
Technical Feature Analysis

Folderly is built for AI-first teams, specifically for workflows where you want an AI agent to handle your Sales Engagement tasks. Instead of manual data entry, Folderly lets your AI "see" and "act" on your data directly through its REST.

Folderly is an email deliverability platform that uses AI to monitor and improve inbox placement. Its API allows developers to programmatically manage email warmup, analyze sender reputation, and resolve deliverability issues. By integrating Folderly into their sending stack, sales teams can ensure that their cold outreach consistently lands in the primary inbox, maximizing the impact of their campaigns.

The biggest win with Folderly is the ability to move from **Chat-to-Action**. By connecting it to your AI agent, you can automate AI Deliverability Monitoring, Automated Email Warmup, Sender Reputation Analysis without having to build a custom tech stack or hire a developer.

Direct Agent Workflow for Folderly

Connect: Give your Folderly API Key to Claude Code, Cowork, or your favorite AI agent.

Automate: Your agent handles AI Deliverability Monitoring and Automated Email Warmup directly.

Execute: No extra software or middleware required for Sales Engagement automation.

Use Folderly for
Technical Details
API Type
REST
Authentication
API Key
Pricing Tier
Paid Only
SDK Languages
N/A
Webhooks
Yes

Frequently Asked Questions

What does Folderly do?

Folderly is a sales engagement tool that provides AI-powered email deliverability and warmup API.

How do I use Folderly with AI agents?

Connect Folderly to agents like Claude Code or Cowork by using its REST and your API Key keys. This allows your agent to perform AI Deliverability Monitoring and Automated Email Warmup directly without needing extra software.

Is Folderly API free?

No, Folderly is a premium service. You can view their full pricing details at their official website.

What are the best alternatives to Folderly?

Based on features and use cases, the top alternatives to Folderly are Warmbox, First Sales, Instantly.ai and Nektar.