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Marc Gasser

GTM & AI Tools

My shortlist from 1,000+ hours of review work: featured picks and tools rated 4.0+ only, no affiliate rankings. Plus the market data that matters before you buy: headcount trend, team, region and pricing.

Market insights across 96 tools (87 with headcount trend). Median 12-month growth: +15%. Fastest-growing cluster: "Chat & Assistants" at median +59%; slowest: "Writing & Content" at +2%. Most mature: "Video & Audio" at ~97 employees median.

Top 10 growth

Growth by cluster

Median 12m

Click to filter Top 10

8 tools
Sales Enablement
Aligned: ProposalsFeatured
Proposals

Aligned

Aligned solves chaos in sales: An AI workspace pools resources, reaches 68% more decision-makers and shortens sales cycles through full transparency in one link.

5.0 / 5
Apollo: AI Sales Intelligence & Account ResearchFeatured
AI Sales Intelligence & Account Research

Apollo

Apollo combines B2B data and outreach in a single platform. It replaces expensive individual solutions, efficiently finds decision-makers, and accelerates sales success through automation.

5.0 / 5
DealHub: ProposalsFeatured
Proposals

DealHub

Problem: Faulty, slow quote generation. Solution: DealHub combines CPQ, DealRoom & CLM into a central quote-to-revenue platform. Result: Faster, more accurate deals.

5.0 / 5
1up: AI Sales Automation & WorkflowFeatured
AI Sales Automation & Workflow

1up

Problem: RFPs/Questionnaires take too long. Solution: 1up aggregates company knowledge and automatically fills in responses. Result: up to 11 times faster.

4.5 / 5
Advisr: AI Sales Automation & WorkflowFeatured
AI Sales Automation & Workflow

Advisr

Advisr automates complex sales processes: Through intelligent pitch creation and workflow tools, deals are closed 5x faster and higher sales are achieved.

4.5 / 5
Aircover: AI Sales Automation & WorkflowFeatured
AI Sales Automation & Workflow

Aircover

Salespeople often lack real-time information. An AI agent provides live answers during calls. This significantly increases revenue and saves valuable time on CRM maintenance.

4.0 / 5
Allego: ProposalsFeatured
Proposals

Allego

Problem: Salespeople lack contextual help. Solution: Allego combines training, content, coaching, and interactive digital sales rooms with AI agents. Result: faster onboarding, time savings, and increased revenue.

4.0 / 5
AssetMule: AI Sales Content & PersonalizationFeatured
AI Sales Content & Personalization

AssetMule

AssetMule replaces static PDFs with interactive sales assets. The result: 5x more engagement, higher conversion rates, and significantly faster sales cycles.

4.0 / 5
The next step

A tool is not a system.

The most common mistake after product-market fit: buying tools and hoping for scale. What's missing is the system behind them: processes, data and AI agents working together. I call it Get Multiplayer: a few pros plus AI agents, three instead of thirty.

Start here: How to get started with AI in B2B sales

Frequently asked

How are the tools in this directory rated?
Manual review work, 1,000+ hours. Only tools rated 4.0 or better, or my own recommendations, make the list. There are no affiliate deals and no paid rankings.
What does the headcount trend tell me about a tool?
It shows how the vendor's team is developing. That's a buying signal: growing teams keep shipping, shrinking ones are a risk for your stack.
Which tools belong in an autonomous GTM stack?
Typically: Clay, Apollo or Smartlead for outbound, HubSpot or Pipedrive as CRM, Supabase and n8n for orchestration, Claude and GPT for agent logic. The exact choice follows your ICP and your existing stack.
Is one tool enough to start with AI in GTM?
No. A tool is not a system. Processes and data come first, then AI agents that work on top. Learn it with gtm.science or have it built with Pedalix.