GTM infrastructure for your agents
An all-in-one platform to run GTM through Claude and Codex.
Trusted by teams at
Every building block your agents need - in one platform
Seamlessly compose signals, enrichments, and sequences with a performance engineered MCP & CLI.
Self-Improving Campaign Sequences
Agents proactively suggest sequences based on proven patterns, and improve based on your data.
Signals
Social media engagement, funding, hiring, tool switches. Agents watch the web and tell you who's in-market this week, not last quarter.
Agentic prospecting
Cut list building from hours to minutes. Agents pull leads from 50+ sources, enrich, score them, and push to CRM with your guardrails and deduping logic.
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Gifting
Send cupcakes, cake, or cookies to a prospect's office. Same-day, hand-delivered, with a handwritten note. Agents launch the campaign and the courier shows up.
Give your agents the tools to build pipeline
GTM superpowers for Claude & Codex
Go from one-off prompts to agents that proactively find leads and draft multi-channel sequences. Cluster is the layer between frontier models and your pipeline.
Cluster runs hundreds of agents in parallel while keeping every lead's context separate, accurate, and easy to review.
* results measured on internal prospecting benchmark
99% of data isn't publicly available, which means Claude and GPT can't access it. With Cluster, we automatically give your agents the most accurate and best-priced lead data for your specific use case.
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“We created highly targeted campaigns that have ripped for us - all directly in Claude. I just wispr flow into Claude and it does all the work”
Alejandro Zaniolo
Co-founder @ Signals (YC W26)
“Cluster has helped us scale our top of funnel through lead research and management.”
Austin Mao
CEO @ Modern Industrials (a16z SR006)
“Cluster helps me run highly targeted outbound campaigns through Claude. It's unlocked this new channel for us”
Max Werner
Founder & CEO @ Chambas AI
“Our first LinkedIn engagers campaign got 11% reply rate. Needless to say, we've doubled down on Cluster since then.”
Marinos Eliades
Co-founder @ Prized (YC S26)
“We're hammering Cluster with Codex all day. It's made testing campaign angles seamless & we've gotten hundreds of replies in the last 30 days.”
Advitya Chhabra
Co-founder @ Proper Motion (a16z SR007)
Frequently Asked Questions
Getting started
Onboarding takes 5 minutes. After completing it, your agent can start finding leads and reaching out to them via LinkedIn & email.
Integrations
We integrate with 50+ data providers to surface LinkedIn, hiring, social engagement, contact data and more. Use your agent to compose this data into workflows that generate pipeline continuously.
Cluster works with any AI client supporting MCP. That includes Claude, Codex, Cursor, OpenClaw, and a lot more!
Both email and LinkedIn.