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Investors / Inertia Ventures / Compare with OpenAI Startup Fund

Inertia Ventures vs OpenAI Startup Fund

Inertia Ventures lists 49 portfolio companies and has joined 0 funding rounds; OpenAI Startup Fund lists 19 companies and has joined 26 rounds. OpenAI Startup Fund comes in most often at Series A (47% of its entries). 1 company is on both portfolios, among them Harvey.

49Portfolio companies19
0Funding rounds joined26
0Rounds led10
0Rounds, last 12 months13
n/aTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Inertia Ventures and OpenAI Startup Fund, head to head
Inertia VenturesOpenAI Startup Fund
Portfolio companies4919
Funding rounds joined026
Rounds led010
Rounds, last 12 months013
Typical round it comes in atn/a$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%26%
Series A0%47%
Series B0%11%
Growth0%16%

Inertia VenturesOpenAI Startup Fund

Show as a table
Entry stages of Inertia Ventures and OpenAI Startup Fund, share of entries
Inertia VenturesOpenAI Startup Fund
Pre-seed0%0%
Seed0%26%
Series A0%47%
Series B0%11%
Growth0%16%

Themes

share of checked companies
AI & Machine Learning28%32%
Healthcare & Biotech5%16%
Fintech15%7%
Enterprise Software8%10%
Space & Defense6%10%
Cybersecurity0%10%

Inertia VenturesOpenAI Startup Fund

Show as a table
Themes of Inertia Ventures and OpenAI Startup Fund, share of checked companies
Inertia VenturesOpenAI Startup Fund
AI & Machine Learning28%32%
Healthcare & Biotech5%16%
Fintech15%7%
Enterprise Software8%10%
Space & Defense6%10%
Cybersecurity0%10%

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 Inertia 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/inertia.vc/portfolio

# also
GET /v1/firms/openai.fund/portfolio
GET /v1/firms/inertia.vc/coinvestors
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