Backed by Y CombinatorHeadless primitives for GTM engineering.
Robust, durable and benchmarked primitives to power your in-house GTM engineering at scale.
- Autonomous Lead Generation
- CRM Maintenance
- TAM Expansion
- Deep Account Research
- Daily Live Signals
- + more
Learn how the most agent-forward teams build with OpenFunnel primitives.
Lookalike search
Find companies that resemble your closed-won and seed accounts.
2 primitivesview benchmark →
Lookalike search
- Closed-won / closed-lost lookalikes
- Company Description Search API
TAM builder
Build your full total addressable market from an ICP definition in one call.
1 primitivebook a demo →
TAM builder
- Build your entire TAM from an ICP definition
Tech-stack search
Find companies by the tools and vendors they run.
2 primitives
Tech-stack search
- Companies on a tech stack
- Tech stack + buying intent
Account research
Deep-research and qualify a single account against a custom question.
1 primitive
Account research
- Qualify an account against a custom question
Hiring initiatives
Source ICP companies with active initiatives named in a single job post.
5 primitivesbook a demo →
Hiring initiatives
- Find companies hiring for a specific role
- Find companies hiring for a named internal initiative
- Find companies mentioning a pain-point or a concept in job posts
- Find companies hiring for a role for the first time
- Find companies mentioning a concept for the first time
Hiring trends
Find companies scaling or accelerating an initiative across multiple job posts.
4 primitivesbook a demo →
Hiring trends
- Find companies with multiple job posts for the same role
- Find companies with multiple job posts mentioning the same concept
- Find companies with relative growth in hiring for a role
- Find companies with relative growth in mentions of a concept
People hired & moved
Find people hired to lead initiatives or solve problems.
4 primitivesbook a demo →
People hired & moved
- Find people hired for a specific initiative
- Find companies making their first hire for a role
- Find companies with relative growth in people hired for a role
- Find people who recently changed jobs
Social signals
Find companies and people posting about your space on LinkedIn and X.
2 primitivesbook a demo →
Social signals
- Find companies posting about a concept on LinkedIn or X
- Find people posting about a concept on LinkedIn
LinkedIn engagement
Source ICPs warmed up by your competitors on LinkedIn.
2 primitivesbook a demo →
LinkedIn engagement
- Find ICPs engaging a LinkedIn profile or its content
- Find ICPs warmed up by competitor reps
CRM account sync
Sync accounts and domains into your CRM (Salesforce, HubSpot) with state-of-the-art deduplication.
CRM account sync
- Sync matched accounts into your CRM
- Poll the sync job status
CRM contact sync
Sync contacts into your CRM (Salesforce, HubSpot).
CRM contact sync
- Sync contacts into your CRM
- Poll the sync job status
Free to start. Custom plans when you scale.
Build on every primitive with free credits, or run your whole GTM org on a custom plan.
DIY
For humans and coding agents- Use from any coding agent: Claude Code, Codex, Cursor
- All OpenFunnel agent-ready primitives
- Deploy your own signal agents
- Standard rate limits
- Work-email & phone-number enrichment
Free credits to start. No credit card.
Enterprise / Custom
For teams running GTM at scale- Everything in DIY
- Forward Deployed Engineer equipped with Claude Code
- Managed / hosted custom GTM workflows using OpenFunnel APIs
- Custom Instance
- On-Prem Deployment
- The full OpenFunnel UI
- Verified work-email & phone-number enrichment
Salesforce
HubSpotSlack
Clay
Apollo
Amplemarket
OpenClaw
Webhook