Data API

The investor graph as JSON, updated every day: firms, companies, rounds, investor→company edges with evidence, funds, SEC filings and lists. Keys, usage and billing live here; docs and pricing at /developers.

Plan

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Keys

a key is shown once, at creation

Quickstart

curl -H "Authorization: Bearer ff_live_…" \
  "https://fundraisingfox.com/api/v1/rounds?announced_since=2026-01-01&limit=5"

# what changed since yesterday (paid plans / prepaid rows)
curl -H "Authorization: Bearer ff_live_…" \
  "https://fundraisingfox.com/api/v1/changes?since=$(date -u -v-1d +%Y-%m-%dT%H:%M:%SZ)&include=rows"

Every response carries next_cursor, as_of and your usage. OpenAPI: /api/v1/openapi.json. Internal commercial use; no republication of the database.