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Luminal

SeedFunding signal
luminal.comB2BCA, USA
Market index

Market data is refreshed once per day from public sources. Information may be incomplete or outdated — verify independently before making decisions. This is not investment advice.

Investor read

Evidence-bound summary — expand sections for movement, risks, and signals.

Memo snapshot · May 20, 2026, 6:15 PM

Worth a meetingEvidence-bound analyst verdict
  • •Funding: Raised $5.3M across 1 funding round. Latest: $5.3M Seed (Nov 2025). Investors: Felicis Ventures, Paul Graham, Guillermo Rauch, Ben Porterfield, Y Combinator.
  • •Named backers in indexed sources: Felicis, Felicis Ventures, Paul Graham, Guillermo Rauch.
  • •Engineering: 1 GitHub‑linked row(s)
  • •Product/news: 2 product/news‑styled row(s); headline risk without filings

What would change this read

  • →Open roles appearing would signal burn capacity and growth intent.

DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.

TL;DR

Seed (YC)

Luminal - Inference at the Speed of Light AI inference compiler for GPUs and ASICs.

Funding

Raised $5.3M across 1 funding round. Latest: $5.3M Seed (Nov 2025). Investors: Felicis Ventures, Paul Graham, Guillermo Rauch, Ben Porterfield, Y Combinator. (High).

Quick read

  • •Luminal - Inference at the Speed of Light AI inference compiler for GPUs and ASICs.
  • •Reported angle: Luminal raises $5.3 million

Key signals

Funding

Raised $5.3M across 1 funding round. Latest: $5.3M Seed (Nov 2025). Investors: Felicis Ventures, Paul Graham, Guillermo Rauch, Ben Porterfield, Y Combinator. (High).

GitHub

1 GitHub‑linked row(s) (Low).

Product / news

2 product/news‑styled row(s); headline risk without filings (High).

Evidence summary

Verified facts

  • •Luminal - Inference at the Speed of Light AI inference compiler for GPUs and ASICs.
  • •Reported angle: Luminal raises $5.3 million

Recent movers

  • •May 20, 2026 · techcrunch.com — Luminal raises $5.3 million
  • •May 20, 2026 · ycombinator.com — Luminal | Y Combinator
  • •May 11, 2026 · GitHub (linked from site) — GitHub - luminal-ai/luminal: Inference at the speed of light. · GitHub
  • •May 20, 2026 · techcrunch.com — Luminal raises $5.3 million
  • •May 20, 2026 · ycombinator.com — Luminal | Y Combinator
  • •May 11, 2026 · GitHub (linked from site) — GitHub - luminal-ai/luminal: Inference at the speed of light. · GitHub
  • •Felicis
  • •Felicis Ventures
  • •Paul Graham
  • •Guillermo Rauch
  • •Ben Porterfield
  • •Y Combinator

Suggested next steps

  • ▸Open a founder conversation this month; validate traction claims against the indexed evidence.
  • ▸Add to the active watchlist so new signals trigger alerts.

Funding & hiring signals

fundingConfidence: medium

Luminal raises $5.3 million to build a better GPU code framework

Luminal raises $5.3 million to build a better GPU code framework https://techcrunch.com/2025/11/17/luminal-raises-5-3-million-to-build-a-better-gpu-code-framework/

Affected score: noObserved: Jun 29, 2026Amount: $5.3 m
fundingJun 29, 2026Confidence: high

Luminal Closes $10M Series B Round For Its Cloud Management Service

Luminal Closes $10M Series B Round For Its Cloud Management Service https://techcrunch.com/2014/08/14/luminal-closes-10m-series-b-round-for-its-cloud-management-service/

Affected score: yesObserved: Jun 29, 2026Round: Series BAmount: $10M
fundingJun 29, 2026Confidence: high

Luminal.com $5.3M Seed Round

Luminal.com $5.3M Seed Round https://www.luminal.com/blog/introducing-luminal

Affected score: yesObserved: Jun 29, 2026Round: SeedAmount: $5.3M

Open roles (indexed)

No open roles indexed yet.

Public index
214Activity 91/100Strong public activity signal
7D+36 (+20.2%)
30D+75 (+54.0%)
High Confidence

The index price and activity score are algorithmic estimates based on observed public company-level signals. They may be incomplete, stale, or inaccurate and are not investment, legal, tax, or business advice.

Source health

  • public_page:careersok
    Last checked Thu, Jul 2, 03:24 PM
  • public_page:homeok
    Last checked Thu, Jul 2, 03:24 PM
  • githubok
    Last checked Mon, Jun 29, 01:40 AM
  • socialok
    Last checked Mon, Jun 29, 01:40 AM

    Luminal:reddit_credentials_not_configured

  • fundingok
    Last checked Mon, Jun 29, 01:40 AM

    discovery:google:HTTP 403

  • public_market_enrichmentok
    Last checked Mon, May 11, 04:45 AM
  • public_page:_ok
    Last checked Mon, May 11, 04:45 AM

Signal timeline

17 dated public signals · newest on the right

Funding
Hiring
Code
Press
Social
Company
Other
Feb 21, 2014Jul 23, 2020Dec 23, 2026
Funding (4)Hiring (1)Code (5)Press (1)Social (1)Company (3)Other (2)

Signal breakdown

Latest momentum signal per category. Expand a card to inspect raw payloads.

Public source summary

Total evidence rows
17
Latest evidence
Thu, Jul 2, 03:24 PM

Source types found

careers_pagefundingfunding_articlegithubofficial_siteotherpresssocial

Strongest / recent news-style rows

  • Luminal raises $5.3 million to build a better GPU code framework

    techcrunch · Mon, Jun 29, 01:40 AM · confidence 98%high quality

  • Luminal Closes $10M Series B Round For Its Cloud Management Service

    techcrunch · Mon, Jun 29, 01:40 AM · confidence 98%high quality

  • Luminal.com $5.3M Seed Round

    hn_algolia · Mon, Jun 29, 01:40 AM · confidence 98%high quality

Public signal timeline

Newest first · 17 event(s)

1
Thu, Jul 2, 03:24 PM · careers_page · 90% · publichigh qualityCareers - Luminal

Source: Careers page

Join Luminal and help build the fastest AI inference engine in the world. We're hiring compiler, systems, and infrastructure engineers in San Francisco.

Source ↗
2
Thu, Jul 2, 03:24 PM · official_site · 90% · publichigh qualityLuminal - Inference at the Speed of Light

Source: Homepage

Luminal is an AI inference compiler that compiles and optimizes AI models for GPUs and ASICs, delivering the fastest, highest throughput inference in the world.

Source ↗
3
Mon, Jun 29, 01:40 AM · social · 48% · publichigh qualityProducing The Perfect Token

Source: hackernews

Source ↗
4
Mon, Jun 29, 01:40 AM · funding · 98% · publichigh qualityLuminal raises $5.3 million to build a better GPU code framework

Source: techcrunch

Luminal raises $5.3 million to build a better GPU code framework https://techcrunch.com/2025/11/17/luminal-raises-5-3-million-to-build-a-better-gpu-code-framework/

Source ↗
5
Mon, Jun 29, 01:40 AM · funding · 98% · publichigh qualityLuminal Closes $10M Series B Round For Its Cloud Management Service

Source: techcrunch

Luminal Closes $10M Series B Round For Its Cloud Management Service https://techcrunch.com/2014/08/14/luminal-closes-10m-series-b-round-for-its-cloud-management-service/

Source ↗
6
Mon, Jun 29, 01:40 AM · funding · 98% · publichigh qualityLuminal.com $5.3M Seed Round

Source: hn_algolia

Luminal.com $5.3M Seed Round https://www.luminal.com/blog/introducing-luminal

Source ↗
7
Mon, Jun 29, 01:40 AM · official_site · 75% · publichigh qualityCareers - Luminal

Source: official_site

Careers - Luminal LUMINAL Benchmarks Calculator Blog Careers Get Started Careers Treating compilation as a superoptimization problem. AI inference today runs on hand-written GPU kernels because no compiler is allowed to look hard enough for optimizations. Lum…

Source ↗
8
Mon, Jun 29, 01:40 AM · official_site · 75% · publichigh qualityLuminal - Inference at the Speed of Light

Source: official_site

Luminal - Inference at the Speed of Light LUMINAL Benchmarks Calculator Blog Careers Contact Get Started Inference at the speed of light . Luminal compiles AI models to give you the fastest, highest throughput inference in the world. Get Started GitHub The Co…

Source ↗
9
Wed, May 20, 06:15 PM · press · 85% · verified_publichigh qualityLuminal | Y Combinator

YC Summer 2025 batch company profile.

Source ↗
10
Wed, May 20, 06:15 PM · funding_article · 88% · verified_publichigh qualityLuminal raises $5.3 million

Seed led by Felicis; YC S25; AI inference compiler optimizing GPU utilization.

Source ↗
11
Mon, May 11, 04:45 AM · github · 72% · verified_publichigh qualityGitHub - luminal-ai/luminal: Inference at the speed of light. · GitHub

Source: GitHub (linked from site)

GitHub presence linked from official site for Luminal.

Source ↗
12
Mon, Jun 29, 01:40 AM · github · 55% · publicmedium qualityluminal

Source: npm_registry

Next.js documentation engine

Source ↗
13
Mon, Jun 29, 01:40 AM · github · 55% · publicmedium quality@luminal/amplitude-plugin

Source: npm_registry

<div align="center"> <p> <img src="../../.github/luminal-analytics.svg" alt="Luminal Analytics" /> </p> <h1 align="center">@luminal/amplitude-plugin</h1> </div>

Source ↗
14
Mon, Jun 29, 01:40 AM · github · 55% · publicmedium quality@luminal/types

Source: npm_registry

> `npm install --save-dev @luminal/types`

Source ↗
15
Mon, Jun 29, 01:40 AM · github · 55% · publicmedium quality@luminal/browser

Source: npm_registry

<div align="center"> <p> <img src="../../.github/luminal-analytics.svg" alt="Luminal Analytics" /> </p> <h1 align="center">@luminal/browser</h1> </div>

Source ↗
16
Mon, Jun 29, 01:40 AM · other · 50% · publicmedium qualityLuminal (album)

Source: wikipedia

Source ↗
17
Mon, Jun 29, 01:40 AM · other · 50% · publicmedium qualityLuminal

Source: wikipedia

Source ↗

Official / company site

3 row(s)

The company's own site — the authoritative description of what they sell and to whom. Marketing-controlled, so treat claims as positioning rather than verified traction.

official_site·Thu, Jul 2, 03:24 PM·Confidence 90%high qualitypublic
Luminal - Inference at the Speed of Light

Luminal is an AI inference compiler that compiles and optimizes AI models for GPUs and ASICs, delivering the fastest, highest throughput inference in the world.

Why it matters: Primary source — the company's own positioning; best read for what they sell and to whom, not for traction claims.

Open source ↗
official_site·Mon, Jun 29, 01:40 AM·Confidence 75%high qualitypublic
Careers - Luminal

Careers - Luminal LUMINAL Benchmarks Calculator Blog Careers Get Started Careers Treating compilation as a superoptimization problem. AI inference today runs on hand-written GPU kernels because no compiler is allowed to look hard enough for optimizations. Lum…

Why it matters: Primary source — the company's own positioning; best read for what they sell and to whom, not for traction claims.

Open source ↗
official_site·Mon, Jun 29, 01:40 AM·Confidence 75%high qualitypublic
Luminal - Inference at the Speed of Light

Luminal - Inference at the Speed of Light LUMINAL Benchmarks Calculator Blog Careers Contact Get Started Inference at the speed of light . Luminal compiles AI models to give you the fastest, highest throughput inference in the world. Get Started GitHub The Co…

Why it matters: Primary source — the company's own positioning; best read for what they sell and to whom, not for traction claims.

Open source ↗

News

3 row(s)

Third-party press coverage. Independent reporting corroborates company claims; repeated coverage across outlets is a momentum signal.

press·Wed, May 20, 06:15 PM·Confidence 85%high qualityverified_public
Luminal | Y Combinator

YC Summer 2025 batch company profile.

Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.

Open source ↗
other·Mon, Jun 29, 01:40 AM·Confidence 50%medium qualitypublic
Luminal (album)

Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.

Open source ↗
other·Mon, Jun 29, 01:40 AM·Confidence 50%medium qualitypublic
Luminal

Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.

Open source ↗

Funding / news

4 row(s)

Funding announcements and investor-database records. The strongest public signal of capitalization: round, amount, and syndicate quality when disclosed.

funding·Mon, Jun 29, 01:40 AM·Confidence 98%high qualitypublic
Luminal raises $5.3 million to build a better GPU code framework

Luminal raises $5.3 million to build a better GPU code framework https://techcrunch.com/2025/11/17/luminal-raises-5-3-million-to-build-a-better-gpu-code-framework/

Why it matters: Funding signal — seed per this source; verify against the linked original before relying on it.

Open source ↗
funding·Mon, Jun 29, 01:40 AM·Confidence 98%high qualitypublic
Luminal Closes $10M Series B Round For Its Cloud Management Service

Luminal Closes $10M Series B Round For Its Cloud Management Service https://techcrunch.com/2014/08/14/luminal-closes-10m-series-b-round-for-its-cloud-management-service/

Why it matters: Funding signal — Series B per this source; verify against the linked original before relying on it.

Open source ↗
funding·Mon, Jun 29, 01:40 AM·Confidence 98%high qualitypublic
Luminal.com $5.3M Seed Round

Luminal.com $5.3M Seed Round https://www.luminal.com/blog/introducing-luminal

Why it matters: Funding signal — Seed per this source; verify against the linked original before relying on it.

Open source ↗
funding_article·Wed, May 20, 06:15 PM·Confidence 88%high qualityverified_public
Luminal raises $5.3 million

Seed led by Felicis; YC S25; AI inference compiler optimizing GPU utilization.

Why it matters: Funding signal — Seed per this source; verify against the linked original before relying on it.

Open source ↗

Hiring

1 row(s)

Open roles and careers pages. Active hiring implies runway to spend and shows where the company is investing (engineering vs GTM vs ops).

careers_page·Thu, Jul 2, 03:24 PM·Confidence 90%high qualitypublic
Careers - Luminal

Join Luminal and help build the fastest AI inference engine in the world. We're hiring compiler, systems, and infrastructure engineers in San Francisco.

Why it matters: Hiring signal — open roles imply runway to spend and show where the company is investing.

Open source ↗

GitHub

5 row(s)

Public engineering activity. Sustained commits, releases, and stars indicate real product development and, for dev tools, developer adoption.

github·Mon, May 11, 04:45 AM·Confidence 72%high qualityverified_public
GitHub - luminal-ai/luminal: Inference at the speed of light. · GitHub

GitHub presence linked from official site for Luminal.

Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.

Open source ↗
github·Mon, Jun 29, 01:40 AM·Confidence 55%medium qualitypublic
luminal

Next.js documentation engine

Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.

Open source ↗
github·Mon, Jun 29, 01:40 AM·Confidence 55%medium qualitypublic
@luminal/amplitude-plugin

<div align="center"> <p> <img src="../../.github/luminal-analytics.svg" alt="Luminal Analytics" /> </p> <h1 align="center">@luminal/amplitude-plugin</h1> </div>

Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.

Open source ↗
github·Mon, Jun 29, 01:40 AM·Confidence 55%medium qualitypublic
@luminal/types

> `npm install --save-dev @luminal/types`

Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.

Open source ↗
github·Mon, Jun 29, 01:40 AM·Confidence 55%medium qualitypublic
@luminal/browser

<div align="center"> <p> <img src="../../.github/luminal-analytics.svg" alt="Luminal Analytics" /> </p> <h1 align="center">@luminal/browser</h1> </div>

Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.

Open source ↗

Social

1 row(s)

Social presence and mentions. A soft signal — useful for gauging attention and launch reception, not a substitute for verified traction.

social·Mon, Jun 29, 01:40 AM·Confidence 48%high qualitypublic
Producing The Perfect Token

Why it matters: Attention signal — social mention or presence; soft signal of market interest.

Open source ↗

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