Last updated 2026-07-26
- Raised Seed round, Jan 2021
Total raised
—
Stage
Mature
Founded
2016
Headcount
2
HQ
Tel Aviv-Yafo, Israel
Sector
Business Software
About
Lightkey is an Israeli software company focused on writing assistance. Its technology works completely offline, learns an individual user's writing patterns, and offers inline text predictions and spelling corrections accordingly, making repetitive writing tasks significantly faster and more efficient while helping users maintain their personal writing style. The company's mission is to empower users with creativity and excellence by building a product that seamlessly integrates into any content creation workflow.
Funding history · 1 round · — total
2021-01
Seed
Undisclosed
conduit+reconcile
Headcount over time
From 2 (2018-11) to 5 (2026-07) · +3 (+150%) · 4 points · source: Finder history + radar grounding
Q&A
- What is Lightkey Sources' primary focus?
- Lightkey Sources is an Israeli software company focused on writing assistance, creating an intelligent typing experience with offline text predictions and spelling corrections.
- When was Lightkey Sources founded?
- Lightkey Sources was founded in 2016.
- How many employees does Lightkey Sources currently have?
- Lightkey Sources has 1-10 employees.
- What type of funding round did Lightkey Sources complete in January 2021?
- Lightkey Sources completed a Seed funding round in January 2021.
- What are the primary sectors Lightkey Sources operates in?
- Lightkey Sources' primary sector is Business Software, with additional sectors including IT, R&D & Data Solutions, and Product Development Tools.
- What technologies does Lightkey Sources utilize?
- Lightkey Sources utilizes Artificial Intelligence, Natural Language Processing, Machine Learning, Platforms & Interfaces, and Software.
- Who are the co-founders of Lightkey Sources?
- The co-founders of Lightkey Sources are Guy Katabi and Eran Brauer.
- What is Lightkey Sources' product stage?
- Lightkey Sources' product is currently released.
- What was a recent news highlight for Lightkey Sources in December 2024?
- In December 2024, Deepgram featured Lightkey as an AI-Powered Writing Assistant that predicts text and learns from users.
Team · 2
Guy Katabi
Founder · Co-Founder
Eran Brauer
Founder · Co-Founder
Sectors & technology
Primary sector
Business Software
Sub-sectors
Business SoftwareIT, R&D & Data SolutionsProduct Development ToolsSoftware Development ToolsData Analysis & Decision SupportProject Management & CollaborationHealth Tech & Life SciencesDigital HealthcareDigital Accessibility Solutions
Technologies
Artificial IntelligenceNatural Language ProcessingMachine LearningPlatforms & InterfacesSoftware
Target customers
Healthcare & Life SciencesEnterprise & Professional ServicesEnterprisesConsumersProfessionals & Gig Economy
Business model
B2CB2B
Highlights
Verified
Tags
smbenterprisessoftware-applicationsenterprise-solutionsweb-platformconsumersartificial-intelligencepredictive-analyticsmobile-applicationsproductivitytext-analyticsnatural-language-processing
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | lightkey.io |
|---|---|
| linkedin.com/company/11326582 | |
| facebook.com/lightkey.io | |
| YouTube | youtube.com/channel/UCQf4NcWP4GSGol9SGwQV4uA |
Identifiers & details
| Legal name | Lightkey Sources Ltd. |
|---|---|
| Founded | 2016 |
| Employees (exact) | 2 |
Radar intelligence
Web history (Wayback)
| Domain | lightkey.io |
|---|
Certificate / subdomain footprint
| Subdomains | 2 |
|---|
Israeli Companies Registrar (רשם החברות / ICA)
| Registrar # (ח.פ.) | 515425304 |
|---|---|
| Status | פעילה |
| Corp type | ישראלית חברה פרטית |
| Incorporated | 2016-03-16 |
| Purpose | לעסוק בכל עיסוק חוקי |
| Liability | מוגבלת |
| In violation (unfiled) | no |
| Last annual report | 2025 |
| Active charges / liens | 0 |
| Registry events | 1 — annual_report (1) |
| Registered address | ריבלין יוסף 22 ירושלים |
Recent registry events
| Date | Event |
|---|---|
| 2025-12-22 | דו~ח שנתי-עדכון תחום עיסוק |