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Libretto

Pre-Seed
libretto.shHealthcareSan 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 Information may be incomplete or outdated — verify independently before making decisions.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.

Beta

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 Research may be incomplete, outdated, or incorrect.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.

Investor read

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

Memo snapshot · May 20, 2026, 6:15 PM

Beta

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 Research may be incomplete, outdated, or incorrect.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.

What they do

Libretto — AI Toolkit for Web Integrations Agent skill and CLI for robust web automations.

Funding

Raised $500K across 1 funding round. Latest: $500K Pre-seed (Jan 2025). Investors: Y Combinator. (High).

Quick read

  • •Libretto — AI Toolkit for Web Integrations Agent skill and CLI for robust web automations.
  • •Reported angle: Jobs and logs - Libretto
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 2 product/news‑style — scoring reflects corpus coverage only.

Stage

Seed (YC)

Evidence summary

Verified facts

  • •Libretto — AI Toolkit for Web Integrations Agent skill and CLI for robust web automations.
  • •Reported angle: Jobs and logs - Libretto
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 2 product/news‑style — scoring reflects corpus coverage only.

Recent movers

  • •May 11, 2026 · News / page — Jobs and logs - Libretto
  • •May 20, 2026 · ycombinator.com — Libretto | Y Combinator
  • •May 20, 2026 · libretto.sh — Libretto Introduction Docs
  • •May 11, 2026 · News / page — Jobs and logs - Libretto
  • •May 20, 2026 · ycombinator.com — Libretto | Y Combinator
  • •May 20, 2026 · libretto.sh — Libretto Introduction Docs
  • •Y Combinator

Funding

Raised $500K across 1 funding round. Latest: $500K Pre-seed (Jan 2025). Investors: Y Combinator. (High).

Hiring

No hiring/careers evidence indexed (Low).

GitHub

No GitHub‑linked evidence indexed (Low).

Product / news

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

Traffic / social

No traffic/social evidence indexed (Low).

Funding & hiring signals

funding_articleMay 20, 2026Confidence: high

Libretto | Y Combinator

Spring 2025 batch; CLI/agent skill for deterministic browser automations as code.

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

Open roles (indexed)

No open roles indexed yet.

Failed or blocked links

  • public_page:_pressnot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_newsnot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_jobsnot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_companynot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_careersnot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_blognot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:_aboutnot_found
    Last checked Mon, May 11, 04:44 AM

    HTTP 404

  • public_page:customersnot_found
    Last checked Sun, May 10, 11:01 PM

    HTTP 404

  • public_page:pricingnot_found
    Last checked Sun, May 10, 11:01 PM

    HTTP 404

  • public_page:pressnot_found
    Last checked Sun, May 10, 11:01 PM

    HTTP 404

  • public_page:newsnot_found
    Last checked Sun, May 10, 11:01 PM

    HTTP 404

  • public_page:blognot_found
    Last checked Sun, May 10, 11:01 PM

    HTTP 404

DealFlow growth score
47.0Moderate public activity signal
7D-22%
30D+0%
Needs Review

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Source health

  • public_market_enrichmentok
    Last checked Mon, May 11, 04:44 AM
  • public_page:_docs_libretto-cloud-api_jobs-and-logsok
    Last checked Mon, May 11, 04:44 AM
  • public_page:_ok
    Last checked Mon, May 11, 04:44 AM
  • public_page:homeok
    Last checked Mon, May 11, 04:44 AM

DealFlow score momentum

477D -2230D +0
100500
2026-05-20: 47

More runs will build history.

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Signal breakdown

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

Public source summary

Total evidence rows
4
Latest evidence
Wed, May 20, 06:15 PM

Source types found

company_sitefunding_articlenewspress

Strongest / recent news-style rows

  • Libretto | Y Combinator

    Wed, May 20, 06:15 PM · confidence 88%high quality

    https://www.ycombinator.com/companies/libretto

  • Libretto Introduction Docs

    Wed, May 20, 06:15 PM · confidence 85%high quality

    https://libretto.sh/docs/get-started/introduction

  • Jobs and logs - Libretto

    News / page · Mon, May 11, 04:44 AM · confidence 90%high quality

    https://libretto.sh/docs/libretto-cloud-api/jobs-and-logs

Public signal timeline

Newest first · 4 event(s)

1
Wed, May 20, 06:15 PM · company_site · 85% · verified_publichigh quality

Libretto — AI Toolkit for Web Integrations

Agent skill and CLI for robust web automations.

Source ↗
2
Wed, May 20, 06:15 PM · press · 85% · verified_publichigh quality

Libretto Introduction Docs

Documentation for CLI browser automation toolkit.

Source ↗
3
Wed, May 20, 06:15 PM · funding_article · 88% · verified_publichigh quality

Libretto | Y Combinator

Spring 2025 batch; CLI/agent skill for deterministic browser automations as code.

Source ↗
4
Mon, May 11, 04:44 AM · news · 90% · publichigh quality

Jobs and logs - Libretto

Source: News / page

Jobs and logs - LibrettoSkip to main contentLibretto home pageSearch...⌘KGitHubnpmChangelogDiscordGet startedIntroductionInstallationConfigurationFundamentalsCore conceptsHow workflow generation worksAutomation & bot detectionWebsite authenticationWorkflow guidesOne-shot workflow generationInteractive workflow buildingDebugging workflowsConvert to network requestsCLI referenceopen & connectsessionsprofilessnapshotex…

Source ↗

Official / company site

1 row(s)

company_site·Wed, May 20, 06:15 PM·Confidence 85%high qualityverified_public

Libretto — AI Toolkit for Web Integrations

Agent skill and CLI for robust web automations.

https://libretto.sh/

News

2 row(s)

press·Wed, May 20, 06:15 PM·Confidence 85%high qualityverified_public

Libretto Introduction Docs

Documentation for CLI browser automation toolkit.

https://libretto.sh/docs/get-started/introduction
news·Mon, May 11, 04:44 AM·Confidence 90%high qualitypublic

Jobs and logs - Libretto

Source name: News / page

Jobs and logs - LibrettoSkip to main contentLibretto home pageSearch...⌘KGitHubnpmChangelogDiscordGet startedIntroductionInstallationConfigurationFundamentalsCore conceptsHow workflow generation worksAutomation & bot detectionWebsite authenticationWorkflow guidesOne-shot workflow generationInteractive workflow buildingDebugging workflowsConvert to network requestsCLI referenceopen & connectsessionsprofilessnapshotex…

https://libretto.sh/docs/libretto-cloud-api/jobs-and-logs

Funding / news

1 row(s)

funding_article·Wed, May 20, 06:15 PM·Confidence 88%high qualityverified_public

Libretto | Y Combinator

Spring 2025 batch; CLI/agent skill for deterministic browser automations as code.

https://www.ycombinator.com/companies/libretto

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