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Nessie

Pre-SeedFunding signal
nessielabs.com/ConsumerSan Francisco, CA, 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 Information may be incomplete or outdated — verify independently before making decisions.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 · Jun 28, 2026, 6:32 PM

Worth a meetingEvidence-bound analyst verdict
  • •Funding: Part of Y Combinator's Fall 2025 batch
  • •Hiring: No explicit hiring information
  • •Engineering: No github information available
  • •Product/news: Launched Mac app for download

What would change this read

  • →Limited information available about the company's development and growth

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 Research may be incomplete, outdated, or incorrect.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)

Nessie offers a system of record for AI conversations and cumulative thinking, structuring and organizing AI-generated knowledge.

Funding

Part of Y Combinator's Fall 2025 batch

Quick read

  • •Helps turn scattered AI chats into compounding personal knowledge
  • •Provides a Mac app for downloading and organizing AI thinking

Key signals

Funding

High

Part of Y Combinator's Fall 2025 batch

Hiring

Low

No explicit hiring information

GitHub

Low

No github information available

Product / news

High

Launched Mac app for download

Traffic / social

Low

No explicit traffic or social metrics

Evidence summary

Verified facts

  • •Nessie is a part of Y Combinator's Fall 2025 batch
  • •Nessie offers a system of record for AI conversations and cumulative thinking
  • •Nessie provides a Mac app for download

Inferred (corpus-only)

  • •Nessie's product may help individuals organize and structure their AI-generated knowledge, interpretation of corpus only
  • •Nessie's participation in Y Combinator may indicate early-stage development, interpretation of corpus only

Recent movers

  • •Fall 2025: Joined Y Combinator's batch, source: Y Combinator
  • •Fall 2025: Joined Y Combinator's batch, source: 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

Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B

Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B https://techcrunch.com/2023/11/02/unredacted-ftc-suit-shows-project-nessie-price-raising-algorithm-made-amazon-1-4b/

Affected score: noObserved: Jun 28, 2026Amount: $1.4B
funding_articleMay 20, 2026Confidence: high

Nessie | Y Combinator

Fall 2025 batch; system of record for AI conversations and cumulative thinking.

Affected score: yesObserved: May 20, 2026Round: Pre-Seed
raisedpre-seed

Open roles (indexed)

No open roles indexed yet.

Public index
140Activity 75/100Elevated public activity signal
7D+3 (+2.2%)
30D+40 (+40.0%)
Needs Review

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:homeok
    Last checked Thu, Jul 2, 04:26 PM
  • githubok
    Last checked Sun, Jun 28, 08:11 PM
  • fundingok
    Last checked Sun, Jun 28, 08:10 PM

    discovery:google:HTTP 403

  • public_market_enrichmentok
    Last checked Sun, Jun 28, 07:06 PM
  • public_page:_ok
    Last checked Sun, Jun 28, 07:06 PM

Signal timeline

11 dated public signals · newest on the right

Funding
Code
Press
Company
Other
Sep 24, 2023Mar 3, 2025Aug 10, 2026
Funding (2)Code (5)Press (1)Company (1)Other (2)

Signal breakdown

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

Public source summary

Total evidence rows
11
Latest evidence
Thu, Jul 2, 04:26 PM

Source types found

fundingfunding_articlegithubofficial_siteotherpress

Strongest / recent news-style rows

  • Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B

    techcrunch · Sun, Jun 28, 08:10 PM · confidence 78%high quality

  • Nessie | Y Combinator

    Wed, May 20, 06:08 PM · confidence 88%high quality

  • Nessie

    wikipedia · Sun, Jun 28, 08:10 PM · confidence 50%medium quality

Public signal timeline

Newest first · 11 event(s)

1
Thu, Jul 2, 04:26 PM · official_site · 70% · publichigh qualityNessie

Source: Homepage

Nessie makes your thinking legible to every AI you use.

Source ↗
2
Sun, Jun 28, 08:10 PM · funding · 78% · publichigh qualityUnredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B

Source: techcrunch

Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B https://techcrunch.com/2023/11/02/unredacted-ftc-suit-shows-project-nessie-price-raising-algorithm-made-amazon-1-4b/

Source ↗
3
Wed, May 20, 06:08 PM · funding_article · 88% · verified_publichigh qualityNessie | Y Combinator

Fall 2025 batch; system of record for AI conversations and cumulative thinking.

Source ↗
4
Sun, Jun 28, 08:11 PM · github · 55% · publicmedium quality@nessielabs/daemon

Source: npm_registry

Headless Linux ingestion daemon for Nessie agent traces.

Source ↗
5
Sun, Jun 28, 08:11 PM · github · 55% · publicmedium qualitynessie-nodejs-sdk

Source: npm_registry

Nessie SDK for Node

Source ↗
6
Sun, Jun 28, 08:11 PM · github · 55% · publicmedium qualityiceberg-catalog-nessie

Source: npm_registry

OpenAPI client for iceberg-catalog-nessie

Source ↗
7
Sun, Jun 28, 08:11 PM · github · 55% · publicmedium quality@nessie-org/cli

Source: npm_registry

Nessie project management CLI

Source ↗
8
Sun, Jun 28, 08:11 PM · github · 55% · publicmedium qualitynessie-ui

Source: npm_registry

dunnhumby media UI component library

Source ↗
9
Sun, Jun 28, 08:10 PM · other · 50% · publicmedium qualityNessie

Source: wikipedia

Source ↗
10
Sun, Jun 28, 08:10 PM · other · 50% · publicmedium qualityNESSIE

Source: wikipedia

Source ↗
11
Wed, May 20, 06:08 PM · press · 85% · verified_publicmedium qualityLaunch YC: Nessie

Turns scattered AI chats into compounding personal knowledge.

Source ↗

Official / company site

1 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, 04:26 PM·Confidence 70%high qualitypublic
Nessie

Nessie makes your thinking legible to every AI you use.

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.

other·Sun, Jun 28, 08:10 PM·Confidence 50%medium qualitypublic
Nessie

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

Open source ↗
other·Sun, Jun 28, 08:10 PM·Confidence 50%medium qualitypublic
NESSIE

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

Open source ↗
press·Wed, May 20, 06:08 PM·Confidence 85%medium qualityverified_public
Launch YC: Nessie

Turns scattered AI chats into compounding personal knowledge.

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

Open source ↗

Funding / news

2 row(s)

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

funding·Sun, Jun 28, 08:10 PM·Confidence 78%high qualitypublic
Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B

Unredacted FTC suit shows ‘Project Nessie’ price-raising algorithm made Amazon $1.4B https://techcrunch.com/2023/11/02/unredacted-ftc-suit-shows-project-nessie-price-raising-algorithm-made-amazon-1-4b/

Why it matters: Funding signal — capitalization evidence; check the linked source for round, amount, and investors.

Open source ↗
funding_article·Wed, May 20, 06:08 PM·Confidence 88%high qualityverified_public
Nessie | Y Combinator

Fall 2025 batch; system of record for AI conversations and cumulative thinking.

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

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·Sun, Jun 28, 08:11 PM·Confidence 55%medium qualitypublic
@nessielabs/daemon

Headless Linux ingestion daemon for Nessie agent traces.

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

Open source ↗
github·Sun, Jun 28, 08:11 PM·Confidence 55%medium qualitypublic
nessie-nodejs-sdk

Nessie SDK for Node

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

Open source ↗
github·Sun, Jun 28, 08:11 PM·Confidence 55%medium qualitypublic
iceberg-catalog-nessie

OpenAPI client for iceberg-catalog-nessie

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

Open source ↗
github·Sun, Jun 28, 08:11 PM·Confidence 55%medium qualitypublic
@nessie-org/cli

Nessie project management CLI

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

Open source ↗
github·Sun, Jun 28, 08:11 PM·Confidence 55%medium qualitypublic
nessie-ui

dunnhumby media UI component library

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

Open source ↗

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