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>>manually approved · 474 tools indexed·since 2026
index / Arkolith vs xfinlink

>_ Arkolith vs xfinlink

Arkolith and xfinlink, side-by-side. Compare the facts below, then pick the one that fits your workflow.

Arkolith
xfinlink
one-liner
Provides SEC 13F institutional holdings, Form 4 insider trades, and congressional disclosures through MCP and REST API with per-datapoint provenance to primary SEC filings.
Financial data API service focused on providing structured market and fundamentals data for developers.
best for
querying institutional money flow and insider activity with per-datapoint provenance for grounded analysis and anti-hallucination citation
developers and researchers building factor backtests, screening systems, or equity analysis pipelines who need survivorship-bias-free data and standardized field names.
key feature
every datapoint returns with source filing, accession number, and SEC EDGAR URL
Financial data API access for equities-focused datasets intended for programmatic use.
who uses it
Retail, RIA, Hedge Fund
—
asset class
Equities
Equities
function
Data & APIs, Research
Data & APIs
strategies
Event-Driven / Special Situations, Fundamental Analysis, Value Investing
Quant / Systematic, Fundamental Analysis
workflow
Research, Monitoring
Screening, Research, Valuation
instruments
Stocks
Stocks, ETFs
regions
North America
North America
pricing
FREE-$$
FREE-$$
plans
Evaluation Grant 500 one-time credits at signup, no card
—
free tier
yes
yes
model
freemium
freemium
via
web, mcp, api
web, api, mcp
audience
—
—
upvotes
0
1

Arkolith vs xfinlink: key differences

  • Arkolith also covers monitoring in the workflow.
  • xfinlink also covers screening, valuation in the workflow.
  • Arkolith lists Retail, RIA, Hedge Fund users; xfinlink does not.
  • Arkolith is tagged for event-driven / special situations, value investing.
  • xfinlink is tagged for quant / systematic.

about Arkolith

arkolith provides SEC 13F institutional holdings, Form 4 insider trades, and congressional disclosures via REST API and MCP server. every datapoint returns with source filing metadata, accession number, and SEC EDGAR URL for verification. targets AI agents and developers through streamable-HTTP MCP endpoint and standard JSON REST, with 37 tools across 13 datasets including capital rotation, fund holdings, insider transactions, FDA catalysts, and FRED macro data.

about xfinlink

financial data API for US equities delivering standardized fundamentals, daily prices, insider transactions, institutional holdings, and pre-computed metrics. returns split-adjusted prices, as-originally-reported and restated financials, point-in-time index membership, and 110+ pre-computed ratios — accessible via REST API, python client, or model context protocol (MCP) server.

Arkolith
Provides SEC 13F institutional holdings, Form 4 insider trades, and congressional disclosures through MCP and REST API with per-datapoint provenance to primary SEC filings.
[↗] visit arkolith.com
xfinlink
Financial data API service focused on providing structured market and fundamentals data for developers.
[↗] visit xfinlink.com

See full data, pricing and alternatives on the Arkolith profile page, or the xfinlink profile page.

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