AI21 Labs

AI-based Writing Solution

Business Software
Active
Series D Tel Aviv-Yafo, Israel Founded 2017
Last updated 2026-06-18
Total raised
$326.5M
Last: Undisclosed Round 2023-11
Stage
Series D
Founded
2017
Headcount
70
HQ
Tel Aviv-Yafo, Israel
Sector
Business Software

About

AI21 Labs is an artificial intelligence (AI) research and development company that focuses on creating AI technologies to solve complex problems across various industries. The company is dedicated to advancing the field of AI through research, development, and application of AI-based solutions.

AI21 Labs' technology stack includes a range of advanced natural language processing tools and models, deep learning frameworks, and computer vision algorithms. These tools and models are used to develop AI-based applications for a wide range of industries, including healthcare, finance, and retail.

One of the company's most notable products is the AI21 Studio, an AI-powered writing assistant that uses natural language processing to help writers improve their writing skills. This tool uses advanced algorithms to suggest better word choices, grammar corrections, and other improvements to make writing more engaging and effective.

Funding history · 7 rounds · $326.5M total

2023-11
E Round Extension $53.0M
★ Intel Capital★ Comcast Ventures
2023-08
E Round $155.0M
★ Walden CatalystGoogleNVIDIASCB10xPitangob2ventureSamsung NextAmnon ShashuaPitango GrowthSamsung Next TLVProfessor Amnon Shashua
2022-07
D Round $64.0M
★ Ahren★ Ahren Innovation CapitalPitangoMark LeslieTPY CapitalAmnon ShashuaPitango GrowthWalden CatalystProfessor Amnon Shashua
2021-11
C Round $20.0M
★ Walden Catalyst VenturesWalden Catalyst
2021-07
B Round Undisclosed
★ Pitango First
2020-11
A Round $25.0M
★ Pitango First8VCTPY Capital
2019-01
Seed $9.5M
★ 8VC★ TPY Capital★ Pitango First★ Amnon Shashua

Headcount over time

From 8 (2018-10) to 227 (2026-03) · +219 (+2738%) · 22 points · source: Finder history + radar grounding
2900 2018-10 2026-03

Q&A

What was the most recent funding round for AI21 Labs?
In November 2023, AI21 Labs completed a funding round, raising $53,000,000. Investors included Comcast Ventures and Intel Capital.
What is the total amount of funding AI21 Labs has raised to date?
AI21 Labs has raised a total of $326,500,000 across its funding rounds.
What is AI21 Labs' primary focus?
AI21 Labs is an artificial intelligence (AI) research and development company focused on creating AI technologies to solve complex problems across various industries, with a notable product being the AI21 Studio, an AI-powered writing assistant.
What is the employee count for AI21 Labs?
AI21 Labs has an employee count in the 201-500 range.
What significant leadership change occurred at AI21 Labs in July 2026?
In July 2026, Amnon Shashua departed from his roles at AI21 Labs.
Did AI21 Labs undergo any restructuring recently?
In May 2026, AI21 Labs laid off 60% of its employees.
What new system did AI21 Labs launch in March 2025?
In March 2025, AI21 Labs launched its Maestro planning and orchestration system.
What was a key topic discussed by Ori Goshen at Calcalist’s AI conference in September 2024?
In September 2024, Ori Goshen discussed how organizations struggle to adopt AI tools due to unreliability, high error costs, and data security issues, and how AI21 Labs' latest model addresses these problems.
What was the outcome of the reported acquisition talks between Nvidia and AI21 Labs in January 2026?
In January 2026, AI21 Labs denied media reports regarding acquisition talks with Nvidia, stating the reports were incorrect.

Team · 3

Amnon Shashua
Founder · Chairman
LinkedIn ↗
Yoav Shoham
Founder · Co-founder, Co-CEO & Chairman
LinkedIn ↗
Ori Goshen
Founder · Co-founder & Co-CEO
LinkedIn ↗

Sectors & technology

Primary sector
Business Software
Technologies
Target customers
Business model
B2BB2C

Tags

artificial-intelligencenatural-language-processinglarge-language-modelsgenerative-aibusiness-softwaresaasdeep-learningcomputer-visionai-infrastructure
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)

External links

Websiteai21.com
LinkedInlinkedin.com/company/ai21-labs/
X / Twittertwitter.com/AI21Labs
Facebookfacebook.com/AI21Labs
Wikipediaen.wikipedia.org/wiki/AI21_Labs
Wikidatawikidata.org/wiki/Q113030551

Identifiers & details

Legal nameAi21 Labs Ltd.
Founded2017-11
Employees (exact)70
Wikidata QIDQ113030551

Radar intelligence

Patents

EPO6

GitHub

Top reposin-context-ralm, lm-evaluation, Parallel-Context-Windows, ai21-python, factor

App Store

AppRatingRatings
Wordtune: AI Writing Keyboard4.42149

Web history (Wayback)

Domainai21.com

Wikidata

QIDQ113030551

Certificate / subdomain footprint

Subdomains186