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SPECIFICTION
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FlareSight vs Harmonic

FlareSight

flaresight.org

Harmonic

harmonic.ai

Side by side

FigureFlareSightHarmonic
Price from$24/mo—
Free planYes—
Free trial—Yes
Open source——
WebYesYes
iOS—Yes
APIYesYes
Plans published33
Spec score · Startup Databases8.1 (#5)7.8 (#10)
HeadquartersLas Vegas, Nevada, United StatesNew York, United States
SupportThe support page says the team typically replies within one business day at [email protected].The maker lists email support at [email protected].

Plans

FlareSight

  • FreeFree
  • Starter$24 a month
  • Pro$80 a month

FlareSight pricing →

Harmonic

  • API accessPriced on request
  • Bulk dataPriced on request
  • Console accessPriced on request

Harmonic pricing →

In their own words

FlareSight

FlareSight turns SEC filings into startup funding information for investors, sales teams, recruiters and founders. The site says it tracks more than 127,000 startups and updates daily; most companies appear within 24 hours of filing, after prior-day filings are processed at 6am UTC. Funding amounts and filing details come directly from SEC filings, and each record links to its Form D. Users can filter activity by sector, stage and geography. Company profiles can include founder names, roles and LinkedIn profiles, while metadata such as sector and description is enriched from additional sources and verified where possible. Free accounts include all search filters, five profile views per day, one view-only watchlist and a weekly email digest. Starter costs $24 a month, billed $288 annually, and includes 30 monthly contact reveal credits, three watchlists, daily digests and AI-drafted email openers. Pro costs $80 a month, billed $960 annually, with 250 monthly contact reveals and API access. Contacts revealed on any plan can be exported to CSV.

Visit flaresight.org

Harmonic

Harmonic is a startup intelligence database for following companies and people as they grow, hire, raise funds, launch products, or change direction. Its Console and Bulk Data offerings list 40 million companies, 200 million people, and 250 thousand investors. Harmonic says it combines legal filings with dozens of public sources and refreshes the information regularly. Scout lets users ask questions about startups or schedule AI agents to find, evaluate, and monitor companies, people, deals, and markets. Network Mapping connects LinkedIn relationships, email and calendar events, and CRM engagements with companies and operators in the database. The maker positions Harmonic for venture capital, growth capital, corporate innovation, and go-to-market prospect discovery. It offers REST and GraphQL APIs, MCP connectivity, and bulk delivery through S3, BigQuery, or Snowflake. Integrations include Slack alerts, Google accounts, Affinity, LinkedIn connections, Polytomic, and Zapier. Console, API, and Bulk Data prices are available on request. Scout includes up to $750 of credits per user each month, and the Scout API has a $250 free credit allowance.

Visit harmonic.ai