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Cluster
Techstars '24New York City, US · Founded 2026 · 3 employees on LinkedIn · 3 known investors
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Cluster provides go-to-market infrastructure for AI agents, giving them access to 50+ GTM data sources, LinkedIn and email sending tools, and the ability to run many subagents in parallel for outbound prospecting. It handles lead building, enrichment, scoring, in-market signals, campaign sequences, and gifting for sales and outbound teams working through models like Claude and Codex.
Also known as Cluster · hello-cluster.com
Investors · 3
How we know: the Techstars portfolio · open dataset · Top 3000 Accelerator Startups (no YC) 2026-08 · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · Not right? Tell us
How we know: funding news · Not right? Tell us
Company profile
researched Sep 2026Cluster offers go-to-market (GTM) infrastructure designed to be used by AI agents rather than directly by human operators. The platform connects agents to more than 50 GTM data providers — including LinkedIn, Apollo, Crunchbase, Greenhouse, BuiltWith, Clearbit, Attio, HubSpot, Salesforce, Reddit and X — and exposes signals, enrichments and outreach sequences through an MCP server and CLI. It works with any AI client that supports MCP, including Claude, Codex, Cursor and OpenClaw, positioning itself as a layer between frontier models and a sales pipeline.
Product capabilities span buying-signal detection (hiring activity, funding events, social engagement, tool switches), agentic prospecting (pulling leads from 50+ sources, enriching, scoring and qualifying them against an ICP, then pushing to CRM with deduping and guardrails), and multichannel outbound over email and LinkedIn. Campaign sequences are described as self-improving, with agents suggesting sequences based on observed patterns and adapting them to customer data. Cluster also offers a gifting workflow in which agents launch same-day, hand-delivered gift campaigns (cupcakes, cake or cookies) with handwritten notes to a prospect's office. The system runs many research agents in parallel while keeping each lead's context separate for review.
Business model
Cluster sells access to its GTM data and outreach platform, delivered as an MCP server and CLI that AI agents call. Prospective users can begin with a free trial and complete onboarding in approximately five minutes, after which their agent can source leads and run LinkedIn and email outreach.
Traction
Customer testimonials cite outcomes including an 11% reply rate on a first LinkedIn engagers campaign and hundreds of replies over 30 days for one user running Cluster with Codex. The site lists teams at companies including Prized among its users.
▸Full profile — market position, technology, go-to-market
Market position
Cluster presents itself as an infrastructure layer between frontier AI models and sales pipeline generation, competing in the AI-driven outbound prospecting, sales intelligence and data enrichment space.
Cluster positions itself as supplying agents with lead data that is not publicly accessible to general-purpose models, automatically routing to the most accurate and best-priced provider for a given use case, and running large numbers of parallel agents while preserving separate, reviewable context per lead. It also bundles an unusual physical gifting channel alongside email and LinkedIn outreach.
Technology
The platform is delivered through a performance-engineered MCP server and CLI, compatible with any MCP-supporting AI client such as Claude, Codex, Cursor and OpenClaw. It aggregates and routes queries across 50+ third-party data providers, selecting sources for accuracy and price per use case, and orchestrates hundreds of concurrent agents (research, review, outreach, gifting and personalization roles) with isolated per-lead context.
Go-to-market
Self-serve acquisition via a free trial and short onboarding on the company website, supported by customer testimonials from founders at early-stage startups and accelerator-backed companies.
Sales, growth and outbound teams that operate through AI coding and chat agents. Named customer references come from early-stage technology startups, including Signals (YC W26), Prized (YC S26), Modern Industrials, Chambas AI and Proper Motion.
Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
▸Research sources · 8
primary sources listed
- Clusterhello-cluster.com · web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Cluster do?
- Cluster is a go-to-market data and outreach platform that connects AI agents to 50+ GTM data providers for prospecting.
- Who are Cluster's investors?
- Cluster's investors include Techstars, Mapleblock Capital, Paper Ventures.
- Where is Cluster headquartered?
- Cluster is headquartered in New York City, US.