Directory / Agent Infrastructure

Primitive

communication for agents

Primitive is a Primitive is email infrastructure for AI agents, providing universal email addresses, hosted functions, and transactional email so agents can send and receive messages over email. It is positioned for builders of AI agents rather than end users. AI agent company selling to Developers building AI agents that need email infrastructure. Latest disclosed round: Last known: Seed (2026) ($500,000, 2026-04-01). About 5 employees. 478 followers on X.

Agent InfrastructureAgent communications (email)Activeprimitive.dev ↗
Headcount
5
——3m · 6m
src: Clay (LinkedIn)
X followers
478
——7d · 30d
Traffic / month
1,876
src: Clay (web traffic)
// profile

Product

Agent type
Primitive is email infrastructure for AI agents, providing universal email addresses, hosted functions, and transactional email so agents can send and receive messages over email. It is positioned for builders of AI agents rather than end users.
Primary buyer
Developers building AI agents that need email infrastructure
Integrations
—
MCP support
—
HQ
san francisco, US
src: Clay enrichment 2026-11-04
Founded
2026
src: Clay enrichment 2026-11-04
LinkedIn
Profile ↗
// capital

Funding

Date
Apr 1, 2026
Leads
—
Investors
Ascend; Pioneer Fund; Y Combinator
src: Clay enrichment 2026-11-04
// team

Hiring

Employees
5
src: Clay (LinkedIn)
Growth 3m / 6m
— / —
Open roles (sample)
—
X mentions this week
—
X handle
@primitive
src: homepage-verified · https://www.ycombinator.com/companies/primitive | https://primitive.dev
// x.com

Top launch posts

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Recent news

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// provenance

Sources

Last verified: Nov 4, 2026
Headcount
Clay (LinkedIn)
Open jobs
—
Traffic
Clay (web traffic)
Clay enrichment
Clay enrichment 2026-11-04
seed_type
YC directory
funding_status
Last known (aggregator source)
funding_source_type
aggregator
// related

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// faq

About Primitive

What does Primitive do?+

communication for agents

How much has Primitive raised most recently?+

Last known: Seed (2026) of $500K on Apr 1, 2026.

How many employees does Primitive have?+

About 5 (3-month growth —).

How is Primitive priced?+

Freemium, starting at $13/mo.

// cite

Cite this data

Primitive profile. Agent Market Map, The GTM Engineering Newsletter. Last verified Nov 4, 2026. https://agentmarketmaps.com/company/primitive