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Investors / 3Lines / Compare with Z3Partners

3Lines vs Z3Partners

3Lines lists 24 portfolio companies and has joined 2 funding rounds; Z3Partners lists 7 companies and has joined 1 round. 3Lines comes in most often at Series A (100% of its entries), Z3Partners comes in most often at Series A (100% of its entries). 1 company is on both portfolios, among them truefan.ai.

24Portfolio companies7
2Funding rounds joined1
0Rounds led1
1Rounds, last 12 months1
$5M to $20MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
3Lines and Z3Partners, head to head
3LinesZ3Partners
Portfolio companies247
Funding rounds joined21
Rounds led01
Rounds, last 12 months11
Typical round it comes in at$5M to $20M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%0%
Series A100%100%
Series B0%0%
Growth0%0%

3LinesZ3Partners

Show as a table
Entry stages of 3Lines and Z3Partners, share of entries
3LinesZ3Partners
Pre-seed0%0%
Seed0%0%
Series A100%100%
Series B0%0%
Growth0%0%

Themes

share of checked companies
AI & Machine Learning23%25%
Education13%17%
Media & Entertainment8%17%
Cybersecurity15%8%
Enterprise Software10%0%
Fintech8%8%

3LinesZ3Partners

Show as a table
Themes of 3Lines and Z3Partners, share of checked companies
3LinesZ3Partners
AI & Machine Learning23%25%
Education13%17%
Media & Entertainment8%17%
Cybersecurity15%8%
Enterprise Software10%0%
Fintech8%8%

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 3Lines and Z3Partners 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/3lines.vc/portfolio

# also
GET /v1/firms/z3partnersglobal.com/portfolio
GET /v1/firms/3lines.vc/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing