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Investors / Kleiner Perkins / Compare with Magnetar AI Ventures

Kleiner Perkins vs Magnetar AI Ventures

Kleiner Perkins lists 308 portfolio companies and has joined 94 funding rounds; Magnetar AI Ventures lists 10 companies and has joined 13 rounds. Kleiner Perkins comes in most often at Growth (36% of its entries), Magnetar AI Ventures comes in most often at Growth (55% of its entries). 2 companies are on both portfolios, among them Cesium Astro and Terrafirma.

308Portfolio companies10
94Funding rounds joined13
35Rounds led5
58Rounds, last 12 months8
$100M or moreTypical round it comes in at$100M or more
0%Sites no longer answering0%
Show as a table
Kleiner Perkins and Magnetar AI Ventures, head to head
Kleiner PerkinsMagnetar AI Ventures
Portfolio companies30810
Funding rounds joined9413
Rounds led355
Rounds, last 12 months588
Typical round it comes in at$100M or more$100M or more
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed20%0%
Series A29%27%
Series B16%18%
Growth36%55%

Kleiner PerkinsMagnetar AI Ventures

Show as a table
Entry stages of Kleiner Perkins and Magnetar AI Ventures, share of entries
Kleiner PerkinsMagnetar AI Ventures
Pre-seed0%0%
Seed20%0%
Series A29%27%
Series B16%18%
Growth36%55%

Themes

share of checked companies
AI & Machine Learning26%29%
Cybersecurity7%14%
Industrial & Manufacturing6%14%
Space & Defense4%14%
Healthcare & Biotech13%0%
Enterprise Software11%0%

Kleiner PerkinsMagnetar AI Ventures

Show as a table
Themes of Kleiner Perkins and Magnetar AI Ventures, share of checked companies
Kleiner PerkinsMagnetar AI Ventures
AI & Machine Learning26%29%
Cybersecurity7%14%
Industrial & Manufacturing6%14%
Space & Defense4%14%
Healthcare & Biotech13%0%
Enterprise Software11%0%

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

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Compare Kleiner Perkins and Magnetar AI Ventures 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/kleinerperkins.com/portfolio

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