cold-emailWrite B2B cold emails and follow-up sequences that get replies. Use when the user wants to write cold outreach emails, prospecting emails, cold email campaigns, sales development emails, or SDR emails. Also use when the user mentions "cold outreach," "prospecting email," "outbound email," "email to leads," "reach out to prospects," "sales email," "follow-up email sequence," "nobody's replying to my emails," or "how do I write a cold email." Covers subject lines, opening lines, body copy, CTAs, personalization, and multi-touch follow-up sequences. For warm/lifecycle email sequences, see emails. For sales collateral beyond emails, see sales-enablement.
Install via ClawdBot CLI:
clawdbot install Bluecraft-AI/cold-emailGrade Fair — based on market validation, documentation quality, package completeness, maintenance status, and authenticity signals.
Sends data to undocumented external endpoint (potential exfiltration)
POST → https://app.machfive.io/api/v1/campaigns/{campaign_id}/generateCalls external URL not in known-safe list
https://app.machfive.io/settingsAI Analysis
The skill interacts with a documented external API (MachFive) for its stated purpose of generating cold emails, requiring explicit user-provided API keys and campaign IDs. While it sends lead data to an external service, this is consistent with the skill's functionality and requires user configuration, not unauthorized exfiltration.
Audited Apr 16, 2026 · audit v1.0
Generated Mar 1, 2026
A sales team at a SaaS company uses MachFive to generate personalized cold email sequences for targeting enterprise leads. They input lead data like job titles and company websites, and the AI researches prospects to craft emails that reference recent company news or specific pain points, increasing reply rates for demos.
A digital marketing agency leverages MachFive to automate outreach to potential clients in niche industries. By providing lead details such as LinkedIn profiles, the tool generates hyper-personalized email sequences that highlight the agency's relevant case studies, helping secure initial consultations.
A recruitment firm uses MachFive to create tailored outreach emails for passive job candidates. The AI analyzes candidates' profiles and company backgrounds to draft sequences that emphasize career opportunities and company culture, improving engagement for hard-to-fill roles.
An e-commerce business employs MachFive to reach out to potential suppliers or manufacturers. By inputting lead information, the tool generates emails that personalize based on the supplier's product lines and market position, facilitating partnership discussions and bulk order negotiations.
A nonprofit organization uses MachFive to craft personalized email sequences for donor outreach. The AI researches potential donors' philanthropic interests and past contributions, creating emails that align with the nonprofit's mission to increase donation rates.
MachFive operates as a subscription-based SaaS tool where users pay monthly or annual fees for access to AI-powered cold email generation. Revenue is generated through tiered pricing plans based on usage limits, such as the number of leads or emails per month, appealing to businesses of all sizes.
The platform uses a credit-based system where users purchase credits to generate email sequences, with each lead consuming a set number of credits. This model allows for flexible pay-as-you-go pricing, generating revenue from both occasional users and high-volume clients without long-term commitments.
MachFive offers enterprise licensing deals for large organizations requiring custom integrations, higher volume limits, and dedicated support. Revenue comes from annual contracts that include advanced features like API access and priority processing, targeting corporations with extensive outreach needs.
💬 Integration Tip
Ensure the AI agent handles long timeouts of 5-10 minutes for single lead generation and implements polling for batch processing to avoid response truncation.
Scored Apr 19, 2026
API-first email platform designed for AI agents. Create and manage dedicated email inboxes, send and receive emails programmatically, and handle email-based workflows with webhooks and real-time events. Use when you need to set up agent email identity, send emails from agents, handle incoming email workflows, or replace traditional email providers like Gmail with agent-friendly infrastructure.
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