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Investors / SciFounders / Compare with Y Combinator

SciFounders vs Y Combinator

SciFounders lists 9 portfolio companies and has joined 1 funding round; Y Combinator lists 5,150 companies and has joined 3,388 rounds. SciFounders comes in most often at Series A (100% of its entries), Y Combinator comes in most often at Seed (98% of its entries). 1 company is on both portfolios, among them Luminate.

9Portfolio companies5,150
1Funding rounds joined3,388
0Rounds led2,960
1Rounds, last 12 months579
$20M to $100MTypical round it comes in atunder $1M
0%Sites no longer answering0%
Show as a table
SciFounders and Y Combinator, head to head
SciFoundersY Combinator
Portfolio companies95,150
Funding rounds joined13,388
Rounds led02,960
Rounds, last 12 months1579
Typical round it comes in at$20M to $100Munder $1M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%98%
Series A100%1%
Series B0%0%
Growth0%1%

SciFoundersY Combinator

Show as a table
Entry stages of SciFounders and Y Combinator, share of entries
SciFoundersY Combinator
Pre-seed0%0%
Seed0%98%
Series A100%1%
Series B0%0%
Growth0%1%

Themes

share of checked companies
Healthcare & Biotech100%11%
AI & Machine Learning0%26%
Fintech0%13%
Enterprise Software0%10%
Education0%5%
E-commerce & Marketplaces0%5%

SciFoundersY Combinator

Show as a table
Themes of SciFounders and Y Combinator, share of checked companies
SciFoundersY Combinator
Healthcare & Biotech100%11%
AI & Machine Learning0%26%
Fintech0%13%
Enterprise Software0%10%
Education0%5%
E-commerce & Marketplaces0%5%

Companies both back

1

Shared companies are those both firms' own portfolio pages list, each checked against the company's site. The same comparison through the API is POST /v1/overlap, for up to 20 firms. How the data is graded

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Compare SciFounders and Y Combinator as data

Pull both portfolios and every co-investor through one API key or MCP, and lay up to 20 firms side by side with POST /v1/overlap. A free account adds Ask AI searches and alerts when either firm adds a company.

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  • Ask AI5 plain-English investor searches a day
  • Full listsEvery portfolio row and two-firm overlap
  • API and MCP100 REST or MCP calls a month, one key
  • AlertsFollow 5 investors for portfolio and fund changes
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/scifounders.com/portfolio

# also
GET /v1/firms/ycombinator.com/portfolio
GET /v1/firms/scifounders.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing