VS
6sense vs Demandbase
6sense and Demandbase are the two established enterprise account based marketing platforms, and on paper they cover much of the same ground: account identification, intent data, predictive scoring, a sales intelligence workspace with a browser extension, CRM and marketing automation sync, AI agents shipped through 2025 and 2026, and an MCP server so the intelligence can be queried from Claude, ChatGPT and other assistants. Both are named Leaders in the Gartner Magic Quadrant for account based marketing platforms by their own announcements, and neither publishes a price. The useful difference is emphasis. 6sense sells prediction first: accounts are scored and placed in a buying stage such as awareness, consideration or purchase, and that model is the capability reviewers most often name as the reason they bought. Demandbase sells breadth, with IP to account identification across a published 3.7B+ addresses, intent from its own keyword set plus an official Bombora integration, and its own business to business demand side platform running account targeted display, video, connected TV, social and web advertising inside the same contract. Both are quoted annually, checked August 2026, and both need operations resource to run well.
Two quote only platforms that overlap heavily, so the practical choice is emphasis: buying stage prediction on named accounts at 6sense, against account identification plus an in house advertising platform at Demandbase.
Pick 6sense if
- Buying stage prediction is the reason you are buying. 6sense scores accounts and places them in a stage such as awareness, consideration or purchase, and reviewers single that out as the capability worth paying for.
- You want contact and company data acquisition inside the same platform, through List Builder, Buyer Discovery and company and people search, unlocked with data credits.
- Conversational email is part of the plan. Email Agents 6AI are built on the Saleswhale technology acquired in 2022, alongside Advertising 6AI and smart form fill in their Revenue Marketing product.
- You want the intelligence available to AI assistants: their MCP server opened in beta in July 2026 for Claude, ChatGPT and other agents, alongside RevvyAI in the Chrome extension and account pages.
Pick Demandbase if
- You want media buying in the same contract. Their business to business demand side platform runs account and buying group targeted display, video, connected TV, social and web advertising.
- Account identification is the core need: IP to account identification across a published 3.7B+ addresses, with account matching and website visitor identification (claimed).
- You want intent from more than one source: their own keyword set, published as 865K+ keywords, plus an official Bombora intent topic integration.
- Enrichment has to land in your own systems. Their documented data API appends 80+ data points with match confidence scoring and pushes real time trigger events for funding, leadership changes and M&A.
6senseDemandbase6senseDemandbase6senseQuoted by their sales team, data credits meter contact and company record unlocks
Predictive AI model, scores and dashboards, AI recommended actions and AI account summaries, Company and contact data acquisition, Buyer Discovery and List Builder, Chrome extension, alerts and CRM integration
No predictive scores or AI account summaries. Quoted by their sales team
Company and contact data acquisition, Buyer Discovery and List Builder, Chrome extension, alerts and CRM integration
No data credits for contact and company record unlocks. Quoted by their sales team
Predictive AI model, scores and dashboards, AI recommended actions and AI account summaries, Chrome extension, alerts and CRM integration
Sold separately from Sales Intelligence, quoted by their sales team
Audience Builder and intelligent workflows, Email Agents 6AI and Advertising 6AI, Smart form fill, reporting and analytics
6sense does not publish prices. Their pricing page shows three Sales Intelligence bundles and routes every one of them to a demo booking, checked August 2026. Check their pricing page.
DemandbaseQuoted after a form fill, no self serve checkout and no published figures
Flat platform fee covering the software and services, Flat fee per user on top, Marketing, sales, advertising and data products bought as one platform
Quoted per account, module scope agreed in the sales process
Account based orchestration and journey stages, Audience building and website personalization, Pipeline influence reporting
Quoted per account, priced with a per user fee
Sales intelligence workspace with account and buying group views, Demandbase for Sales browser extension, Alerts and CRM embedded intelligence
Quoted per account, media spend is separate from platform fees
Account targeted display, video, connected TV, social and web, Campaign Outcomes Agent for automated bidding against a business goal
Quoted per account, volume terms agreed in the contract
Contact and company data with 80+ appended data points, API delivery and CRM enrichment, Trigger events for funding, leadership changes and M&A
Demandbase does not publish prices. Their pricing page asks for a form fill and describes the model as a flat platform fee covering the software plus a flat fee per user, checked August 2026. Check their pricing page.
6sense pros
- Buying stage prediction on named accounts is the capability reviewers consistently rate highest
- One platform covers intent, web deanonymization, contact data, advertising and sales prioritization
- Deep CRM and marketing automation integration across Salesforce, HubSpot, Dynamics, Marketo, Eloqua and Pardot
- AI has shipped rather than been promised, with RevvyAI, AI recommended leads and an MCP server for Claude and ChatGPT in 2026
- Named a Leader in the Gartner Magic Quadrant for Account Based Marketing Platforms for five consecutive years, per their own announcements
6sense cons
- No published prices, no free plan and no advertised trial, so cost and coverage cannot be checked before a sales process
- Their own site quotes materially different database figures on different pages, which makes coverage claims hard to pin down
- Reviewers report opaque tier structure, add-on fees for data feeds and cost increases at renewal
- Implementation and ongoing operation need dedicated marketing operations resource
Demandbase pros
- Account identification, intent, contact data, predictive scoring, orchestration and advertising come from one contract
- The business to business demand side platform covers display, video, connected TV, social and web against target accounts
- Agentbase AI agents and a Demandbase MCP offering for ChatGPT, Claude, Gemini and Copilot shipped in 2025 and 2026
- Intent runs on both their own keyword set and an official Bombora integration rather than one source
- Named a Leader in the 2025 Gartner Magic Quadrant for Account Based Marketing Platforms, their fifth consecutive year
Demandbase cons
- No published prices and no free plan, so cost cannot be compared without a sales conversation
- Third party cost estimates disagree by roughly ten times, which shows how little public pricing information exists
- Reviewers report a steep learning curve and implementations that need dedicated operations resource
- Their own pages publish different contact counts, 200M+ on the data page and 150M+ on the MCP page
Neither publishes a price. As of August 2026, the 6sense pricing page lists three Sales Intelligence bundles, with data credits and predictive AI, with data credits only, or with predictive AI only, and routes every one of them to a demo booking, with Revenue Marketing sold separately. Demandbase asks for a form fill and describes its model as a flat platform fee covering the software and services plus a flat fee per user. Expect an annual contract in both cases. Third party estimates of Demandbase's annual cost disagree by roughly ten times, which is a good reason to treat any figure published elsewhere as unreliable and get a quote.
Neither advertises a free plan. 6sense shows no free plan and no advertised trial on its pricing page or homepage as of August 2026, where every call to action is a demo booking; third party articles still describe a free tier with a small monthly credit allowance, but that is not reflected on their current pricing page, so confirm it with their team rather than assuming it. Demandbase has no free plan, though it publishes a formal trial agreement covering a trial term and a scope limited instance of the platform that requires installing their tags on your website, with the length and payment terms not published.
Both publish figures that vary between their own pages, so treat them as claims. 6sense quotes 65M to 75M company profiles across 200+ countries and B2B buyer profiles between 450M and 750M depending on the page, plus 111M+ verified emails and 98M+ direct dials. Demandbase quotes 200M+ contacts across 195 countries, 113M+ companies, 122M+ validated emails, 58M mobile numbers and 168M+ social profiles on its contact data page, and a lower 150M+ contacts on its MCP page. The comparison that matters is coverage against your own target account list, which both vendors can run during evaluation.
Yes, both shipped this in 2025 and 2026. 6sense opened an MCP server in beta in July 2026, described as making their go to market intelligence available through Claude, ChatGPT and other AI agents, alongside RevvyAI, AI recommended leads and Sales Copilot 6AI. Demandbase publishes a Demandbase MCP offering that connects ChatGPT, Claude, Gemini and Copilot to its account intelligence, buying group data and intent signals, alongside its Agentbase agents for campaign optimization, account engagement and intent summarization.
One of these tools is ours.
Weezly is in this directory too: LinkedIn outreach with AI clone videos, a 300M+ leads database and booking, from $59 per month. See if it earns a spot in your stack.