Particle
LLM & Generative AI · Artificial Intelligence
$660klatest round · Venture round · Jul 2020 · 6 yr ago
10+team · employees, estimated range
2020founded
22stories in the press
Overview
Particle is building a new AI inference layer for open weight models—fast, low-cost, and reliable. Use our API to power your apps with frontier AI.
Key facts
These are the key facts about Particle on Alion as of Nov 13, 2026. Particle is headquartered in Seattle, United States. It was founded in 2020. The latest round is Venture - Series Unknown of $660k, announced in 2020.
- Headquarters
- Seattle, United StatesAlion company profile, updated Nov 11, 2026
- Founded
- 2020Alion company profile, updated Nov 11, 2026
- Employees
- 10+Alion company profile, an estimated range
- Total raised
- $660kSum of 1 equity round Alion knows
- Latest round
- Venture - Series Unknown · $660k · Jul 1, 2020SEC Form D filing · sec.gov
Official records
Funding and backers
Total raised
$660k
1 round on record
Latest round
$660k
Venture round · Jul 2020 · 6 yr ago
Team
11-50
employees, estimated range
The money's age
Long since its last round
76 months since the last round · not hiring
Momentum
15/100
in the news
Last sign of life
2 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Tractionpublic signals, read monthly
Hacker News stories
2
best: 18 points
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Venture round | Jul 2020 | $660k | — | SEC Form D |
Registers and programsofficial lists and records that name the company
| Legal entity | Particle, Inc. | SEC Form D |
Founders and leadersfrom filings, registers and the company's site
Phillip BosuaExecutive Officer, DirectorSEC Form D
Ronald EricksonExecutive Officer, DirectorSEC Form D
Investors in similar startupsfunds that back the companies most like this one
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Financials
Total raised
$660k
Latest round
Venture - Series Unknown
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Venture - Series Unknown | 2020 | $660k | Details |
People
Phillip Bosua
Executive Officer, Director
Ronald Erickson
Executive Officer, Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
News
Something Weird Happened That We Can't Really Explain With Existing Physics
Scientists have proposed a new kind of subatomic particle to explain another particle's mysterious disintegration. What just happened?
Read more
Report
A particle made of force: physicists say they've found mysterious 'glueball'
Scientists have been predicting the existence of a particle made of gluons for a long time, but detecting it has taken decades.
Read more
Report
How one (very strange) particle could soon rewrite our laws of gravity
If particles are what carry the force of gravity, those particles should be detectable… in theory.
Read more
Report
The Particle Box: Kinetic Molecular Theory Simulator
A free interactive particle simulator: heat, compress, and cool a box of atoms to see gas pressure, the Maxwell-Boltzmann curve, and states of matter emerge.
Read more
Report
'A mixture from zero to infinity': Physicists split apart a photon - and ended up with an improbable swarm of particles
Physicists have found that splitting a photon would lead to a complex state that may change the way we think of particles.
Read more
Report
Report
Recreating a Two Million Particle World at 30 Hz with Centrifugo Centrifugo
Recreating David Gerrells' 2M-particle multiplayer simulation on top of Centrifugo WebSocket protocol. The naive single channel fanout balloons each tick from 129KB to 605KB. We explore how to improve that given Centrifugo nature and good UX in mind.
Read more
Report
Show more news
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Seattle
United States
HQ
10-50 est. staff
How to cite this page
Alion, "Particle: key facts", as of Nov 13, 2026. https://alion.io/company/particle
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page. CC BY-SA 4.0