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Investors / 1confirmation / Compare with Haystack

1confirmation vs Haystack

1confirmation lists 48 portfolio companies and has joined 6 funding rounds; Haystack lists 35 companies and has joined 24 rounds. 1confirmation comes in most often at Seed (80% of its entries), Haystack comes in most often at Seed (61% of its entries). 1 company is on both portfolios, among them Farcaster.

48Portfolio companies35
6Funding rounds joined24
2Rounds led2
1Rounds, last 12 months18
$5M to $20MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
1confirmation and Haystack, head to head
1confirmationHaystack
Portfolio companies4835
Funding rounds joined624
Rounds led22
Rounds, last 12 months118
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%
Seed80%61%
Series A20%35%
Series B0%0%
Growth0%4%

1confirmationHaystack

Show as a table
Entry stages of 1confirmation and Haystack, share of entries
1confirmationHaystack
Pre-seed0%0%
Seed80%61%
Series A20%35%
Series B0%0%
Growth0%4%

Themes

share of checked companies
Fintech44%8%
Healthcare & Biotech3%27%
AI & Machine Learning9%25%
Crypto & Web310%0%
Enterprise Software9%10%
Media & Entertainment8%0%

1confirmationHaystack

Show as a table
Themes of 1confirmation and Haystack, share of checked companies
1confirmationHaystack
Fintech44%8%
Healthcare & Biotech3%27%
AI & Machine Learning9%25%
Crypto & Web310%0%
Enterprise Software9%10%
Media & Entertainment8%0%

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 1confirmation and Haystack 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/1confirmation.com/portfolio

# also
GET /v1/firms/haystack.vc/portfolio
GET /v1/firms/1confirmation.com/coinvestors
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