/

Investors / Earlybird / Compare with Y Combinator

Earlybird vs Y Combinator

Earlybird lists 85 portfolio companies and has joined 29 funding rounds; Y Combinator lists 5,151 companies and has joined 3,388 rounds. Earlybird comes in most often at Seed (50% of its entries), Y Combinator comes in most often at Seed (98% of its entries). 2 companies are on both portfolios, among them Firstwork and Deed.

85Portfolio companies5,151
29Funding rounds joined3,388
13Rounds led2,960
15Rounds, last 12 months579
$5M to $20MTypical round it comes in atunder $1M
0%Sites no longer answering0%
Show as a table
Earlybird and Y Combinator, head to head
EarlybirdY Combinator
Portfolio companies855,151
Funding rounds joined293,388
Rounds led132,960
Rounds, last 12 months15579
Typical round it comes in at$5M to $20Munder $1M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed4%0%
Seed50%98%
Series A39%1%
Series B4%0%
Growth4%1%

EarlybirdY Combinator

Show as a table
Entry stages of Earlybird and Y Combinator, share of entries
EarlybirdY Combinator
Pre-seed4%0%
Seed50%98%
Series A39%1%
Series B4%0%
Growth4%1%

Themes

share of checked companies
AI & Machine Learning28%26%
Fintech14%13%
Healthcare & Biotech7%11%
Industrial & Manufacturing11%4%
Enterprise Software9%10%
Education3%5%

EarlybirdY Combinator

Show as a table
Themes of Earlybird and Y Combinator, share of checked companies
EarlybirdY Combinator
AI & Machine Learning28%26%
Fintech14%13%
Healthcare & Biotech7%11%
Industrial & Manufacturing11%4%
Enterprise Software9%10%
Education3%5%

Companies both back

2

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

Free account · no card

Compare Earlybird 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.

Work email, sign-in link by email. Already have an account? Log in
  • 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/earlybird.com/portfolio

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