C

emaillistverify-automation

by ComposioHQ

emaillistverify-automation helps agents run Emaillistverify workflows through Composio Rube MCP by discovering current tool schemas, confirming the connection, and executing email validation tasks safely.

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AddedJul 11, 2026
CategoryWorkflow Automation
Install Command
npx skills add ComposioHQ/awesome-claude-skills --skill emaillistverify-automation
Curation Score

This skill scores 66/100, which makes it acceptable but limited for directory listing. Directory users get enough evidence to understand when to install it—Emaillistverify automation through Composio/Rube MCP—and agents receive a usable discovery-first execution pattern, but the repository provides minimal concrete workflow detail and no supporting examples beyond SKILL.md.

66/100
Strengths
  • Valid frontmatter clearly identifies the skill, its MCP dependency, and its purpose: automating Emaillistverify through Rube MCP.
  • Prerequisites and setup steps are explicit, including requiring RUBE_SEARCH_TOOLS, RUBE_MANAGE_CONNECTIONS, and an ACTIVE Emaillistverify connection.
  • The skill repeatedly instructs agents to search tools first for current schemas, reducing the risk of stale or guessed tool calls.
Cautions
  • No support files, scripts, or README are provided beyond SKILL.md, so adoption depends entirely on the brief in-skill instructions.
  • The workflow guidance is mostly tool-discovery oriented; it does not show concrete Emaillistverify task examples or expected inputs/outputs for common actions.
Overview

Overview of emaillistverify-automation skill

What emaillistverify-automation does

emaillistverify-automation is a Claude skill for running Emaillistverify workflows through Composio’s Rube MCP server. Its main job is not to hard-code one verification flow; it teaches the agent to discover the current Emaillistverify tool schema first, confirm the account connection, and then execute the right Rube tool calls for the user’s email validation task.

Best-fit users and workflow goals

This skill is a good fit if you already use Claude with MCP tools and want help automating Emaillistverify operations inside a broader Workflow Automation process. Typical use cases include validating email lists before outreach, checking deliverability status, preparing cleaner CRM imports, or turning a manual Emaillistverify task into a repeatable agent-assisted workflow.

Key differentiator: schema-first execution

The most important behavior in the emaillistverify-automation skill is its requirement to call RUBE_SEARCH_TOOLS before taking action. That matters because Composio tool schemas can change, and guessing field names may cause failed calls or incomplete verification runs. The skill is useful when accuracy of tool invocation is more important than a generic “write me an automation” prompt.

Adoption constraints to know first

You need Rube MCP available in your client and an active Emaillistverify connection managed through RUBE_MANAGE_CONNECTIONS. The repository for this skill is lightweight and mainly consists of SKILL.md; there are no bundled scripts, reference datasets, or helper resources. Expect to provide your own list source, business rules, and desired output format.

How to Use emaillistverify-automation skill

emaillistverify-automation install context

Install from the skill repository with your skill manager, for example:

npx skills add ComposioHQ/awesome-claude-skills --skill emaillistverify-automation

Then configure Rube MCP in your client by adding https://rube.app/mcp as an MCP server. Before using the skill, verify that RUBE_SEARCH_TOOLS is available. Next, call RUBE_MANAGE_CONNECTIONS with toolkit emaillistverify; if the returned status is not ACTIVE, complete the auth link and re-check the connection.

Inputs the skill needs to work well

For reliable emaillistverify-automation usage, give the agent more than “verify these emails.” Include the source of the emails, approximate volume, whether results should be returned inline or prepared for another system, which fields must be preserved, and what counts as an acceptable result.

A strong prompt looks like:

Use emaillistverify-automation to validate this CSV of 2,000 B2B contacts. Preserve email, first_name, company, and source. First discover the current Emaillistverify tools with RUBE_SEARCH_TOOLS, confirm the connection is active, then run the appropriate verification workflow. Return a summary by status and a cleaned list excluding invalid or risky addresses.

This gives the agent enough operational detail to choose tools, plan batching if needed, and format output usefully.

Practical workflow for agents

A good emaillistverify-automation guide follows this order:

  1. Read composio-skills/emaillistverify-automation/SKILL.md.
  2. Confirm Rube MCP responds through RUBE_SEARCH_TOOLS.
  3. Confirm Emaillistverify connection with RUBE_MANAGE_CONNECTIONS.
  4. Search tools using the specific task, not a vague query.
  5. Inspect returned tool slugs, schemas, required fields, and pitfalls.
  6. Execute only after the current schema is known.
  7. Summarize results, failures, and any records needing retry or manual review.

The repository’s core instruction is simple, but the workflow quality depends on the specificity of the tool-discovery query.

Files to read before first use

Start with SKILL.md; it contains the prerequisites, setup flow, discovery pattern, and core Rube MCP execution pattern. There are no extra rules/, resources/, references/, or scripts to inspect in the current skill folder, so the main review task is checking whether the MCP dependency and Emaillistverify connection model fit your environment.

emaillistverify-automation skill FAQ

Is emaillistverify-automation for beginners?

It is beginner-friendly only if your Claude client already supports MCP and you are comfortable approving tool calls. If you have never configured an MCP server or connected a Composio toolkit, the setup is the main learning curve. Once Rube MCP and the Emaillistverify connection are active, the skill’s schema-first pattern reduces guesswork.

How is this better than an ordinary prompt?

A normal prompt can describe an email verification process, but it may invent tool names or assume outdated parameters. emaillistverify-automation explicitly tells the agent to discover current Rube tools first, then execute based on returned schemas. That makes it more reliable for live Workflow Automation where API/tool details matter.

When should I not use this skill?

Do not use it if you only need strategic advice about email hygiene and do not intend to call Emaillistverify tools. It is also a poor fit if your environment cannot use Rube MCP, if you cannot authorize the Emaillistverify toolkit, or if your email data cannot be shared with the connected service under your compliance rules.

Does it include batching, deduping, or CRM sync logic?

Not as bundled scripts. The skill can guide an agent to use available Emaillistverify tools, but batching rules, deduplication policy, CRM mapping, and export format should come from your prompt or surrounding workflow. If those decisions matter, specify them before execution.

How to Improve emaillistverify-automation skill

Improve emaillistverify-automation prompts

Better inputs produce better tool calls. State the task, data shape, expected output, and constraints in one prompt. For example, say whether duplicate emails should be removed before verification, whether role-based addresses should be excluded, and whether “unknown” results should be retried, quarantined, or kept.

Weak input: “Check my email list.”

Strong input: “Validate these 800 newsletter contacts, remove duplicates first, keep original row IDs, mark valid, invalid, risky, and unknown, and return a CSV-ready table plus a short deliverability summary.”

Reduce common execution failures

Most failures come from skipping discovery, assuming an inactive connection is ready, or omitting required fields returned by the current schema. The improvement path is procedural: always run RUBE_SEARCH_TOOLS, inspect required parameters, confirm ACTIVE connection state, and ask the user for missing inputs before calling a verification tool.

Add local workflow rules around the skill

Because the repository contains only the core skill file, teams can improve adoption by documenting their own rules outside the skill: maximum batch size, required columns, suppression-list handling, retry policy, status definitions, and where cleaned outputs should go. These additions make emaillistverify-automation for Workflow Automation safer in repeatable production processes.

Iterate after the first output

After the first run, ask for a status breakdown, failed-call details, and a sample of excluded records. Use that review to refine the next prompt: adjust filtering thresholds, add CRM field mappings, request a separate “needs review” file, or change how unknown results are handled. This turns emaillistverify-automation from a one-off validation helper into a controlled email-quality workflow.

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