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| Aug 12, 2026 | Nvidia Ships Co-Packaged Optics Switch as Ecosystem Testing Gap Widens | By Chase Fiorini
Published: Aug 12 2026, 1:44 PM EDT
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| Jul 22, 2026 | Seoul Researchers Design Programmable Photonic Chip That Rewrites Optical Delay On the Fly | By Roger Satterfield
Published: Jul 22 2026, 3:03 PM EDT
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| Jul 1, 2026 | Exploring Lightmatter with Nicholas Harris, Founder & CEO: Powering AI at $4.4B Valuation | Lightmatter is a silicon photonics company connecting the world’s largest AI data centers using light. By shifting from traditional electronic signals to photonics, the company addresses the massive data-routing and energy bottlenecks that ... |
| Jun 16, 2026 | ACON OPTICS (TWSE: 6820) Strengthens AI High-Speed Interconnect Portfolio with CPO and 1.6T Connectivity Technologies at COMPUTEX 2026 | TAIPEI, June 16, 2026 /PRNewswire/ -- ACON OPTICS (TWSE: 6820), a leading provider of advanced optical connectivity solutions, showcased its latest innovations in AI optical interconnect technologies at COMPUTEX 2026 under the theme "S... |
| Jan 30, 2026 | Свет вместо транзисторов: как Neurophos пытается переписать будущее ИИ | Графические процессоры Nvidia уже много лет остаются главной рабочей лошадкой искусственного интеллекта. На них обучают гигантские модели, крутят инференс в промышленных масштабах, и со стороны кажется, что все идет по накатанной: больше яд... |
| Nov 22, 2025 | AI на фотонных чипах все ближе: ученые провели тензорные вычисления с помощью света | В Университете Аалто в Финляндии разработали чип, который использует свет для выполнения тензорных вычислений — базовой операции современных нейронных сетей. Исследование опубликовано в Nature Photonics и описывает прототип оптической систе... |
| Dec 11, 2024 | Optical chip interconnect startup Ayar raises $155M to bring light to AI workloads
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Join the community tha ... | Ayar Labs Inc., a startup that’s developing optical interconnects that can transmit data between computer chips via light, said today it has closed on a hefty late-stage $155 million funding round led by Advent Global Opportunities and Ligh... |
| Oct 16, 2024 | Lightmatter Raises $400M Series D; Valued $4.4B | Lightmatter, a Mountain View, CA-based company which speciaizes in photonic supercomputing, raised $400M in Series D funding, at $4.4B valuation.
The round, which brought the total amount to $850M, was led by T. Rowe Price Associates, Inc. ... |
| Oct 16, 2024 | Lightmatter raises $400M at $4.4B valuation for next-gen photonic data center networking
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Join the communi ... | Lightmatter Inc., a startup building photonic supercomputing products, today announced it has raised $400 million in a late-stage round, raising the company’s valuation to $4.4 billion.
The Series D round was led by T. Rowe Price Associates... |
| Oct 16, 2024 | Photonic startup Lightmatter secures $400 million amid AI data center boom, now valued at $4.4 billion | The rise of artificial intelligence continues to fuel a growing demand for infrastructure like AI chips and data centers. This trend has led to a massive influx of capital, with venture firms betting big on AI startups. One of the latest is... |
| Jul 2, 2024 | ИИ нуждается в огромной вычислительной мощности. Могут ли помочь световые чипы? | Оптические нейронные сети, использующие фотоны вместо электронов, имеют преимущества перед традиционными системами. Но они также сталкиваются и с серьезными препятствиями.
Закон Мура уже работает весьма быстро. Он утверждает, что примерно к... |
| Jan 10, 2024 | Lightmatter Receives Follow On Investment from SIP Global Partners; Now Valued at $1.2B | Lightmatter, a Boston, MA-based company which specializes in photonics compute, received a follow-on investment from SIP Global Partners.
Lightmatter has raised more than $420M to date and is valued at over $1.2B.
The company intends to use... |
| Dec 19, 2023 | Lightmatter Raises $155M; Valued at $1.2 Billion | Lightmatter, a Boston, MA-based company which specializes in photonics-enabled technologies, raised $155M in Series C-2 at a $1.2 Billion valuation.
The round, which brought the total amount to $420M, was led by GV and Viking Global Investo... |
| Dec 19, 2023 | Lightmatter raises $155M for photonic computing at $1.2B valuation
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Join the community that includes m ... | Lightmatter Inc., a startup building computing products that use light for computing, said today that it has raised $155 million in additional funding increasing the company’s valuation to $1.2 billion.
The funding was led by GV, the ventur... |
| Jul 25, 2023 | Akhetonics raises capital for its all-optical processor prototype | Traditional processors from the likes of Intel, AMD, or Nvidia have well-known limitations around speed, energy efficiency, and electromagnetic interference. For instance, foundational chip makers like TSMC and Samsung are currently racing ... |
| Jun 17, 2023 | How AI and advanced computing can pull us back from the brink of accelerated climate change | Join top executives in San Francisco on July 11-12, to hear how leaders are integrating and optimizing AI investments for success. Learn More
Barely a week passes without another dramatic report about humanity and the planet reaching a clim... |
| May 31, 2023 | Lightmatter Raises $154M in Series C Funding | Lightmatter, a Boston, MA-based company which specializes in photonic technologies, raised $154M in Series C funding.
The round, which brought the total amount to over $270M, saw participation from SIP Global, Fidelity Management & Rese... |
| May 31, 2023 | SIP Global Partners Co-Leads $154M Series C Funding Round for Lightmatter, World Leader in Photonics for AI Computing | “Generative AI and supercomputing will be transformed by photonic technologies in the coming years. We look forward to enabling the Japanese AI ecosystem with Lightmatter’s next-generation computing technologies," said Lightmatter co-f... |
| May 31, 2023 | Lightmatter’s photonic AI hardware is ready to shine with $154M in new funding | Photonic computing startup Lightmatter is taking its big shot at the rapidly growing AI computation market with a hardware-software combo it claims will help the industry level up — and save a lot of electricity to boot.
Lightmatter’s chips... |
| Aug 30, 2022 | This startup claims to have unlocked the secret to speedy CPUs | As technology grows more advanced, there is only so much more that manufacturers can do in order to up the ante without running into massive issues like overheating, increased power consumption, and even just the sheer size of high-end chip... |
| Jun 16, 2021 | Lightmatter Appoints Vice President of Sales and Head of Product; Announces West Coast HQ | Experienced sales and product leaders join Lightmatter to drive next phase of growth
Lightmatter, the leader in photonic computing, announced it has named Bob Turner its new Vice President of Sales and Sudarshan Yadav its new Head of Produc... |
| May 24, 2021 | Light is the key to long-range, fully autonomous EVs | Nick Harris Contributor
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Nick Harris is a scientist, engineer, and the founder and CEO of Lightmatter, which manufactures photonic processors.
Advanced driver assistance systems (ADAS) hold immense promise. At times, the hea... |
| May 6, 2021 | Lightmatter’s photonic AI ambitions light up an $80M B round | AI is fundamental to many products and services today, but its hunger for data and computing cycles is bottomless. Lightmatter plans to leapfrog Moore’s law with its ultra-fast photonic chips specialized for AI work, and with a new $80 mill... |
| May 6, 2021 | Light-based AI chip startup Lightmatter raises $80M round backed by GV
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Cookies | MIT spinout Lightmatter Inc. today announced that it has raised another $80 million in funding to finance the development and commercialization of its optical artificial intelligence chips, which use photons to perform calculations.
Viking ... |
| May 6, 2021 | Lightmatter Raises $80M in Series B Funding | Lightmatter, a Boston, MA-based photonic computing company, raised $80m in Series B funding, bringing total investment raised so far to $113m.
The round was led by Viking Global Investors with participation from GV (formerly Google Ventures... |
| Apr 7, 2021 | Photonic Supercomputer For AI: 10X Faster, 90% Less Energy, Plus Runway For 100X Speed Boost | |
| Oct 27, 2020 | Lightmatter details Passage, a light-based chip interconnect that enables 1Tbps data transfers | Photonic computing technology startup Lightmatter today detailed Passage, a “wafer-scale” programmable chip interconnect fabric that uses light to boost performance while reducing energy usage. Lightmatter says Passage, which allows arrays ... |
| Oct 27, 2020 | Lightmatter details Passage, a light-based chip interconnect that enables 1Tbps data transfers | Did you miss a session from GamesBeat Summit 2022? All sessions are available to stream now. Learn more.
Photonic computing technology startup Lightmatter today detailed Passage, a “wafer-scale” programmable chip interconnect fabric that us... |
| Aug 17, 2020 | Photonics startup Lightmatter details its AI optical accelerator chip | Ahead of the Hot Chips conference this week, photonics chip startup Lightmatter revealed the first technical details about its upcoming test chip, which is on track for a fall 2021 release. Unlike conventional processors and graphics cards,... |
| Aug 17, 2020 | Photonics startup Lightmatter details its AI optical accelerator chip | We are excited to bring Transform 2022 back in-person July 19 and virtually July 20 - 28. Join AI and data leaders for insightful talks and exciting networking opportunities. Register today!
Ahead of the Hot Chips conference this week, phot... |
| Jun 3, 2020 | LightOn researchers explain how they trained an AI model on an optical co-processor | We are excited to bring Transform 2022 back in-person July 19 and virtually July 20 - 28. Join AI and data leaders for insightful talks and exciting networking opportunities. Register today!
In a technical paper published on the preprint se... |
| Jun 3, 2020 | LightOn researchers explain how they trained an AI model on an optical co-processor | In a technical paper published on the preprint server Arxiv.org, scientists at LightOn, a startup developing optical computing hardware for AI applications, detail what they claim is one of the first optical co-processors able to accelerate... |
| Apr 15, 2019 | Lightelligence releases prototype of its optical AI accelerator chip | Did you miss a session from GamesBeat Summit 2022? All sessions are available to stream now. Learn more.
Accelerator chips that use light rather than electrons to carry out computations promise to supercharge AI model training and inference... |
| Feb 26, 2019 | Lightmatter Receives $22M in Series A-1 Funding | Lightmatter, a Boston, MA-based maker of an ultra efficient light-powered AI chip, received $22m in Series A-1 funding.
The round, which brought the total Series A raise to $33m, was led by GV, with participation from existing investors Mat... |
| Feb 5, 2018 | Spark Capital Leads $11M Series A for Lightmatter | Lightmatter, maker of an ultra efficient light-powered AI chip, today announced that it has received $11 million in Series A funding to accelerate development of the industry’s first chip to leverage the unique properties of light to enable... |
| Lightmatter | “The photonic (super)computer company.” |
