Bloomsbury AI
AcquiredEntrepreneur First '16London, GB · Founded 2016 · 4 known investors
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Bloomsbury AI was an artificial intelligence company that developed Cape, a natural language question-answering tool, which it later open sourced. The company has since ceased operations.
Also known as Bloomsbury AI
Founders & leadership
Bloomsbury AI was founded in 2016 by Guillaume Bouchard.
Investors · 4
Company profile
researched Aug 2026Bloomsbury AI was a London-based artificial intelligence company working on natural language processing, specifically machine reading: technology that enables software to read unstructured text documents and answer questions about their contents. Its sole product was Cape, an API that let developers add question-and-answer functionality to websites and documents. The team framed its mission as resolving the gap between natural human language and machine understanding, positioning machine reading as a foundation for applications requiring elements of reading and synthesis rather than simple keyword search.
The company grew out of University College London's AI research community and was an alumnus of the Entrepreneur First company builder. Its CTO/Head of Research, Sebastian Riedel, was a UCL professor and recognised NLP researcher; cofounder Guillaume Bouchard was described in tribunal proceedings as a highly qualified AI expert. Press reporting at the time of its exit characterised the group as research-strong but not yet commercially proven, and a later UK Employment Tribunal judgment recorded that Bloomsbury AI had no customers.
In July 2018 Facebook confirmed it had acquired the team behind Bloomsbury AI, citing intentions to expand its AI presence in London and strengthen its natural language processing research, with reported applications including combating misinformation, fake news and terrorism-related content. Following the transaction the Cape software was open sourced and the company ceased operations; its website states that Bloomsbury AI has been terminated.
Founding story
The company grew out of University College London's artificial intelligence research community and was an alumnus of the Entrepreneur First talent-first company builder, which invests at the pre-seed stage in technical founders.
Business model
Bloomsbury AI offered its machine-reading technology as a developer-facing API (Cape) that added question-and-answer capability over documents and websites. A 2021 Employment Tribunal judgment recorded that the company had no customers at the time of the Facebook deal and that its founders negotiated with investors to close the product down and open source it.
Not established in the sources; the product was an API and the company was reported to have no customers.
Traction
Reporting indicated the company was strong as a research group but had not shipped a commercially viable product; the Employment Tribunal judgment recorded that Bloomsbury AI had no customers and that its software was closed down and open sourced so that it had no value.
Latest developments
Following Facebook's July 2018 acquisition of the team, Cape was open sourced and Bloomsbury AI's website states the company has been terminated. In June 2021 The Register reported on an April 2021 UK Employment Tribunal judgment in which cofounder Guillaume Bouchard's unfair dismissal claim against Facebook was struck out because the tribunal found the transaction was an acqui-hire of individuals, giving him under two years' qualifying service.
▸Full profile — market position, technology, go-to-market, geography, history, risks & controversies
Market position
A small, research-led UK NLP startup that became part of the wave of large US technology companies acquiring British AI talent, a trend previously associated with Google-owned DeepMind.
Its main asset was research depth in machine reading and natural language understanding drawn from UCL, rather than a commercially scaled product; press reports described CTO Sebastian Riedel, a UCL professor and leading NLP expert, as the principal draw for the acquirer.
Technology
Natural language processing and machine reading: Cape was an AI system and API that read unstructured text documents and returned answers to questions about their contents, intended as a basis for applications requiring reading and synthesis rather than retrieval alone. The technology was open sourced after the company wound down.
Go-to-market
Developer-oriented distribution of the Cape API for adding question-answering over documents and websites; reporting at the time of the acquisition indicated the company had not achieved commercial traction and the tribunal record notes it had no customers.
Developers and organisations wanting automated question-answering over their documents and websites.
Geography
Based in London, United Kingdom; its London location was reported as a factor in Facebook's interest, as the acquirer sought to build an AI presence in the UK capital.
History
The startup emerged from University College London's AI research community and went through the Entrepreneur First programme. It raised backing from pre-seed and seed-stage investors including Entrepreneur First, Fly Ventures (Fly.VC), Seedcamp, IQ Capital, UCL Technology Fund and the London Co-investment Fund, plus angel investor William Tunstall-Pedoe. In May 2018 cofounders Guillaume Bouchard, Sebastian Riedel and UCL researcher Tim Rocktäschel visited Facebook's Menlo Park headquarters; Facebook subsequently hired the trio and confirmed the acquisition in early July 2018. The founders began work at Facebook in August 2018 on News Feed integrity issues after an internal bootcamp. Cape was open sourced and the company was wound down. In 2021 Bouchard lost an unfair dismissal claim against Facebook when an Employment Tribunal ruled the deal was an acqui-hire of individuals rather than a TUPE business transfer.
Risks & controversies
The acquisition was characterised in press coverage as having 'more than a whiff of acqui-hire', with a modest return for most investors. Cofounder Guillaume Bouchard subsequently brought an unfair dismissal claim against Facebook in the UK Employment Tribunal, arguing the talent acquisition amounted to a TUPE transfer; the tribunal disagreed and struck out the claim in April 2021.
Compiled by commissioned research from 6 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Founder mafia
4 people who came through Bloomsbury AI went on to found or lead other companies.
Timeline · 3
launches, deals, and filingsEmployment Judge N Walker found that Facebook had hired each Bloomsbury AI cofounder individually rather than acquiring business activity, clients, contracts or IP, so TUPE did not apply; cofounder Guillaume Bouchard therefore had under two years' qualifying service and his ordinary unfair dismissal claim was struck out. The judgment was published in late May 2021.
Facebook confirmed it had acquired the team behind Bloomsbury AI to expand its AI presence in London and strengthen natural language processing research, with reported applications to misinformation, fake news and terrorism-related content. Multiple sources cited by TechCrunch put the price between $23m and $30m in cash and stock, with roughly $5.5m to investors and about $17.5m to the founding team in restricted stock; ZDNet cited a $25-30m range. Financial terms were not officially disclosed.
The company's website states Bloomsbury AI has been terminated and that Cape was open sourced. The 2021 tribunal judgment noted the founders negotiated with investors to close Cape down and make it open source.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
Companies House · registry record
View on Companies House ↗- Registered name
- BLOOMSBURY AI LIMITED
- Company number
- 10580892
- Status
- Dissolved
- Company type
- Private limited company
- Incorporated
- 24 Jan 2017
- Dissolved
- 26 Nov 2025
- Registered office
- 21 Highfield Road, Dartford, Kent, DA1 2JS
- Nature of business (SIC)
- 62090 — Other information technology service activities
- Accounts
- last made up to 30 Apr 2018
- Confirmation statement
- last made up to 1 Mar 2018
Current officers
- Guillaume Michel Bouchard — director, appointed 24 Jan 2017
- Gabriel Matuschka — director, appointed 7 Apr 2017
- Sebastian Robert Riedel — director, appointed 23 Nov 2017
- Luis Rafael Ulloa Paredes — director, appointed 7 Apr 2017
- Iq Capital Directors Nominees Ltd — corporate director, appointed 7 Apr 2017
Source: Companies House public register · retrieved 23 Aug 2026. Contains public sector information licensed under the Open Government Licence v3.0.
In the news
▸Research sources · 6
primary sources listed
- Bloomsbury AIbloomsbury.ai · web
6 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Bloomsbury AI do?
- London NLP startup behind Cape, a machine-reading Q&A system, acqui-hired by Facebook in July 2018 and since wound down.
- Who founded Bloomsbury AI?
- Bloomsbury AI was founded by Guillaume Bouchard in 2016.
- Who are Bloomsbury AI's investors?
- Bloomsbury AI's investors include AlbionVC, Entrepreneur First, Fly Ventures, Seedcamp.
- Where is Bloomsbury AI headquartered?
- Bloomsbury AI is headquartered in London, GB.