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Investors / Bain Capital Ventures / Compare with OpenAI Startup Fund

Bain Capital Ventures vs OpenAI Startup Fund

Bain Capital Ventures lists 239 portfolio companies and has joined 93 funding rounds; OpenAI Startup Fund lists 19 companies and has joined 26 rounds. Bain Capital Ventures comes in most often at Series B (32% of its entries), OpenAI Startup Fund comes in most often at Series A (47% of its entries). 3 companies are on both portfolios, among them Adaptive Security, Chai Discovery and mergelab.io.

239Portfolio companies19
93Funding rounds joined26
36Rounds led10
55Rounds, last 12 months13
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Bain Capital Ventures and OpenAI Startup Fund, head to head
Bain Capital VenturesOpenAI Startup Fund
Portfolio companies23919
Funding rounds joined9326
Rounds led3610
Rounds, last 12 months5513
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed20%26%
Series A28%47%
Series B32%11%
Growth20%16%

Bain Capital VenturesOpenAI Startup Fund

Show as a table
Entry stages of Bain Capital Ventures and OpenAI Startup Fund, share of entries
Bain Capital VenturesOpenAI Startup Fund
Pre-seed0%0%
Seed20%26%
Series A28%47%
Series B32%11%
Growth20%16%

Themes

share of checked companies
AI & Machine Learning23%33%
Fintech16%6%
Healthcare & Biotech9%15%
Enterprise Software12%9%
Cybersecurity10%9%
Space & Defense3%9%

Bain Capital VenturesOpenAI Startup Fund

Show as a table
Themes of Bain Capital Ventures and OpenAI Startup Fund, share of checked companies
Bain Capital VenturesOpenAI Startup Fund
AI & Machine Learning23%33%
Fintech16%6%
Healthcare & Biotech9%15%
Enterprise Software12%9%
Cybersecurity10%9%
Space & Defense3%9%

Companies both back

3

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 Bain Capital Ventures and OpenAI Startup Fund 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/baincapitalventures.com/portfolio

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