RB2B
Person-level website visitor identification pushing real LinkedIn profiles directly to your Slack channels.
Ranked #1 of 13 in Autonomous Inbound Qualification by Autonomous Execution Score.
Top 3 tools earn a ranked badge. How badges work → RB2B is an autonomous autonomous inbound qualification and pipeline platform starting at Free tier available starting at $0/month. It achieves an Autonomous Execution Score of 83/100 and integrates natively with Slack, Clay, HubSpot. Its key operational strength is identifies specific US individuals visiting your site, not just company domains, while primary tradeoffs include person-level identification is limited to US traffic (company level elsewhere).
- Autonomy
- 83/100
- Value
- 4.51
- From
- $0/mo
- Pricing
- freemium
- Updated
- Nov 2026
Strengths
- Identifies specific US individuals visiting your site, not just company domains
- Generous free plan with unlimited Slack notifications
- Immediate real-time alerts enable fast sales outreach
Tradeoffs
- Person-level identification is limited to US traffic (company level elsewhere)
- Requires automated enrichment pipeline to convert to emails
Integrations
- Slack
- Clay
- HubSpot
- Webhooks
- Zapier
How this score is built
- Autonomy base
- (100 − 15 human effort) × 0.8
- Integrations
- +15
- Setup friction
- −0
- Value inputs
- 18 features, 4.9 rating
Human effort, feature count and rating are editorial estimates, not test results.
Evidence
Price checked Nov 2026. View source
Pricing tiers
- 150 Monthly Resolutions
- 300 Monthly Resolutions
- 45¢ overage per resolution
- From price
- 600 to 2,500 Monthly Resolutions
- 25¢ overage per resolution
- From price
- 25¢ overage per resolution
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