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InstaAgent

YC X26

San Francisco, US Β· Founded 2025 Β· 10 employees Β· 2 known investors

InstaAgent creates and distributes personalized advertising campaigns across Meta, TikTok, and niche social platforms, enabling brands to test and scale audience-specific creative variants based on persona and performance data.

Also known as InstaAgent

AdTechEnterprise SoftwareMarketing TechMarketingAdvertisingUnited States of AmericaAmerica / Canada

Founders & leadershipΒ· Y Combinator alumni (X26)

InstaAgent was founded in 2025 by Kyle Wong and Colin Tseung.

KWKyle Wong
Kyle Wongin𝕏Co-FounderKyle Wong is a repeat founder with prior experience in technology, media, and telecommunications roles at Goldman Sachs' China office and holds a triple major degree from Cornell University.
CTColin Tseung
Colin Tseungin𝕏Co-FounderColin Tseung studied mathematics at Oxford and previously founded a company that was acquired. He is now building InstaAgent.

Investors Β· 2

Company profile

researched Aug 2026

InstaAgent is a San Francisco-based advertising technology company that converts a single campaign brief into large numbers of audience-specific creative variants and distributes them across social channels. Its product is organized around four functions: create, distribute, learn and scale. In the create step, one brief is expanded into creatives grounded in persona, trend and established ad formats. Distribution places those creatives on Meta, TikTok and niche social accounts built for particular audiences.

The learn and scale steps test which personas, hooks, formats and channels perform, then reallocate spend toward winning variants and feed results into subsequent campaigns. The company positions the offering as a repeating cycle in which each campaign iteration incorporates performance data from the previous one. Marketing materials cite roughly ten creative variants per campaign, coverage of more than ten countries and regions, and more than 30% improvement in return on investment.

Business model

InstaAgent sells a campaign creation and distribution service to brands, engaging prospective customers through a demo request flow on its website; specific pricing and contract structures are not disclosed.

Traction

The company reports more than 500 clients served, distribution across more than ten countries and regions, roughly ten ad variants generated per campaign, and more than 30% ROI improvement for customers.

β–ΈFull profile β€” market position, technology, go-to-market, geography

Market position

InstaAgent describes itself as backed by Y Combinator and reports serving more than 500 clients across more than ten countries and regions.

Positions on breadth of audience-specific personalization from a single brief β€” producing many persona-grounded creative variants and distributing them across Meta, TikTok and niche audience-specific social accounts rather than running a single campaign creative.

Technology

The platform expands a single campaign brief into many audience-specific creative variants using persona data, trend signals and proven ad formats, then distributes and tests them across social channels and feeds performance results back into subsequent creative cycles.

Go-to-market

Direct sales motion driven by inbound demo requests from the company website, supported by client logos and stated performance benchmarks; a founder email address is used as the primary contact point.

Brands running paid social advertising that want to tailor and test creative across multiple distinct audience segments.

Geography

Headquartered in San Francisco, United States, with campaign distribution spanning more than ten countries and regions.

Compiled by commissioned research from 1 cited public sources β€” announcements, filings, and press listed under research sources below.

Key figures

latest reported
Ad variants per campaignJan 202510x ads variants
Clients servedJan 2025500 clients
Countries and regions coveredJan 202510
HeadcountAug 202611
ROI improvementJan 202530%

Company-reported or press-reported figures, each dated to when it was claimed β€” not independently audited.

In the news

β–ΈResearch sources Β· 1

primary sources listed

1 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does InstaAgent do?
InstaAgent turns a single campaign brief into audience-specific ad creatives distributed across Meta, TikTok and niche social channels.
Who founded InstaAgent?
InstaAgent was founded by Kyle Wong, Colin Tseung in 2025.
Who are InstaAgent's investors?
InstaAgent's investors include Y Combinator, LongHash Ventures.
Where is InstaAgent headquartered?
InstaAgent is headquartered in San Francisco, US.