Cambridge Photon Technology vs Lightmatter
Cambridge Photon Technology vs Lightmatter, compared side by side on 19 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Cambridge Photon Technology is on 48/100 and Lightmatter on 63/100.
Where each one leads
Cambridge Photon Technology
Leads on none of the measures we hold for both companies.
Lightmatter
- our overall score: 63/100 against 48/100
- agent readiness: 45/100 against 22/100
- domain rating: 57/100 against 16/100
- funding raised: $400M against $20.7M
At a glance
| Measure | Cambridge Photon Technology | Lightmatter |
|---|---|---|
| What it is | Develops advanced photonic technologies for high-speed data transmission and sensing applications. | Developing photonic computing and interconnect technology to accelerate AI infrastructure and improve energy efficiency. |
| Category | Photonic Chip Design, Semiconductor, Advanced Manufacturing & Materials, Energy & Climate Tech | Hardware, Semiconductors, Photonics, AI Infrastructure |
| Sells toBusiness model | B2B | B2B |
| Offering | Hardware | Hardware |
| Founded | 2019 | 2017 |
| Headquarters | Cambridge, United Kingdom | Mountain View, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Cambridge Photon Technology | Lightmatter |
|---|---|---|
| Employees | Not published | 318 |
| Total funding | $20.7M | $400M |
| Latest round | Series A | Series D |
| Valuation | Not published | $4.4B |
| LinkedIn followers | Not published | 63,729 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Cambridge Photon Technology | Lightmatter |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 48/100 | 63/100 |
| Traction | 37/100 | 60/100 |
| Team | 60/100 | 10/100 |
| Community | 15/100 | 8/100 |
| Search visibility | 4/100 | 39/100 |
| Quality | 58/100 | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (22/100) | D (45/100) |
| Domain ratingLink authority, 0-100 | 16/100 | 57/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Cambridge Photon Technology | Lightmatter |
|---|---|---|
| Hosting | Self Managed | Not detected |
| CDN | Not detected | Cloudflare |
| CMS | WordPress | WordPress |
| Frameworks | Jquery | Alpinejs, Tailwind CSS |
| Analytics | Not detected | Google Analytics 4 |
What users say
| Measure | Cambridge Photon Technology | Lightmatter |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 1 positive, 0 negative across 5 threads |
“Lightmatter unveils Guide DR, the AI Industries first liquid-cooled laser NIC that quadruples rack density. This isn’t just a product update—it’s a fundamental rethink of how light powers the data center. The future of AI infrastructure is ”r/u/peterbordes
Cambridge Photon Technology vs Lightmatter: common questions
Which is better, Cambridge Photon Technology or Lightmatter?
On our 0-100 score Lightmatter rates higher (63/100 against 48/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 19 data points above: read the rows that match what you are buying for.
How do Cambridge Photon Technology and Lightmatter compare on the numbers?
Lightmatter leads on our overall score (63/100 against 48/100), agent readiness (45/100 against 22/100), domain rating (57/100 against 16/100), funding raised ($400M against $20.7M).
What do real users say about Cambridge Photon Technology and Lightmatter?
Lightmatter: 1 positive and 0 negative mentions across 5 Reddit threads we track, mostly in r/u/peterbordes.
Read the full Cambridge Photon Technology review and pricing or the Lightmatter review and pricing. You can also browse other Cambridge Photon Technology alternatives we track.

