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localmem vs FinzData

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

localmem compared with FinzData
Detaillocalmem logo localmemFinzData logo FinzData
What it doesMemory API and team meeting assistant with automatic document reading and fact extraction Point-in-time market data API for backtesting and quantitative research
StageNot given Not given
FoundedNot given Not given
Based inUS US
Pricing modelNot given Freemium
PricingMemory API: Test tier free always with 50 documents and 1,000 writes monthly for 2 customers. Live tier free for 3 months with 500 documents and 20,000 writes monthly for 10 customers. Starter $19/month with 500 documents and 50,000 writes. Growth $99/month with 3,000 documents and 500,000 writes. S Free: 1,000 calls/day, last 12 months of data. Look-back history: $195 for 5 years (one-time), $290 for 10 years, $385 for 15 years, $480 for 20 years, $575 for 25 years, $670 for 30 years, plus $19.95/month for daily updates. Individual products: GEX from $29 per ticker, futures from $49 per market
Key features
  • TypeScript and Python SDKs with automatic request signing and idempotency
  • Automatic retry logic with safe handling of concurrent requests
  • Document reading into structured facts with source attribution
  • Searches and recalls with generous limits included
  • Notion integration for meeting commitments and decisions
  • No external dependencies beyond language standard libraries
  • Business associate agreement support for health data
  • 16,000+ US stocks including delisted names with 26+ years of history
  • Point-in-time dealer gamma (GEX) for 11,209 stocks, ETFs and indexes since 2010
  • 22,700+ macro series with historical vintages and revisions
  • Intraday bars at 1-minute, 5-minute, 15-minute, 30-minute, hourly and daily resolutions
  • SEC fundamentals and 13F institutional holdings point-in-time since 2013
  • Python client with yfinance-style interface returning pandas DataFrames
  • MCP server integration for AI agents including Claude and ChatGPT
  • COT positioning data since 1986 for futures markets
  • CSV and Parquet download formats with bulk file options
What makes it different
  • Automatic idempotency ensures documents are never read twice even on network timeouts
  • Data ownership: team controls their own Notion workspace and facts
  • Transparent pricing with per-document overage costs shown before charging
  • No silent limits: requests refused with reset dates and admin notifications at thresholds
  • Survivorship-free: includes 9,000+ delisted stocks that broker APIs omit for more realistic backtests
  • Point-in-time accuracy prevents look-ahead bias in fundamentals and macro data
  • All data accessible through single API without stitching multiple sources together
  • Data ownership: purchased history is yours to download and keep forever
  • Intraday bars back 26+ years unlike brokers that provide only 60 days
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check2 +1 (up) since last check
Trust Flow (Majestic)03
Citation Flow (Majestic)026
Referring domains (Majestic)018

5 details filled in for both companies.

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