funding_articleMay 20, 2026Confidence: high
RunRL | Y Combinator
Spring 2025 batch; reinforcement learning as a service for LLMs and agents.
Affected score: yesObserved: May 20, 2026Round: Pre-Seed
raisedpre-seed
R
RunRL
Pre-SeedMarket 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 Information may be incomplete or outdated — verify independently before making decisions.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 Research may be incomplete, outdated, or incorrect.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, 6:12 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 Research may be incomplete, outdated, or incorrect.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
RunRL RL platform to improve models with reward functions.
Funding
Raised $500K across 1 funding round. Latest: $500K Pre-seed (Mar 2025). Investors: Y Combinator. (High).
Quick read
- •RunRL RL platform to improve models with reward functions.
- •Reported angle: RunRL
- •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
- •RunRL RL platform to improve models with reward functions.
- •Reported angle: RunRL
- •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 20, 2026 · ycombinator.com — RunRL | Y Combinator
- •May 11, 2026 · Blog / news — RunRL
- •May 20, 2026 · ycombinator.com — Launch YC: RunRL
- •May 20, 2026 · ycombinator.com — RunRL | Y Combinator
- •May 11, 2026 · Blog / news — RunRL
- •May 20, 2026 · ycombinator.com — Launch YC: RunRL
- •Y Combinator
Funding
Raised $500K across 1 funding round. Latest: $500K Pre-seed (Mar 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
Open roles (indexed)
No open roles indexed yet.
Failed or blocked links
- public_page:_pressnot_foundLast checked Mon, May 11, 04:38 AM
HTTP 404
- public_page:_newsnot_foundLast checked Mon, May 11, 04:38 AM
HTTP 404
- public_page:_companynot_foundLast checked Mon, May 11, 04:38 AM
HTTP 404
- public_page:_careersnot_foundLast checked Mon, May 11, 04:38 AM
HTTP 404
- public_page:_aboutnot_foundLast checked Mon, May 11, 04:38 AM
HTTP 404
DealFlow growth score
42.0Limited recent public signal
7D+0%
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_enrichmentokLast checked Mon, May 11, 04:38 AM
- public_page:_jobsokLast checked Mon, May 11, 04:38 AM
- public_page:_blogokLast checked Mon, May 11, 04:38 AM
- public_page:_okLast checked Mon, May 11, 04:38 AM
- public_page:homeokLast checked Mon, May 11, 04:38 AM
DealFlow score momentum
427D +030D +0
100500
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, 06:12 PM
Source types found
blogcompany_sitefunding_articlepress
Strongest / recent news-style rows
RunRL | Y Combinator
Wed, May 20, 06:12 PM · confidence 88%high quality
https://www.ycombinator.com/companies/runrlLaunch YC: RunRL
Wed, May 20, 06:12 PM · confidence 85%medium quality
https://www.ycombinator.com/launches/NXH-runrl-improve-llms-and-agents-with-reinforcement-learning
Public signal timeline
Newest first · 4 event(s)
1
Wed, May 20, 06:12 PM · funding_article · 88% · verified_publichigh quality
Source ↗RunRL | Y Combinator
Spring 2025 batch; reinforcement learning as a service for LLMs and agents.
2
Wed, May 20, 06:12 PM · company_site · 85% · verified_publichigh quality
Source ↗RunRL
RL platform to improve models with reward functions.
3
Mon, May 11, 04:38 AM · blog · 45% · publichigh quality
Source ↗RunRL
Source: Blog / news
RunRL
4
Wed, May 20, 06:12 PM · press · 85% · verified_publicmedium quality
Source ↗Launch YC: RunRL
Custom RL fine-tuning from reward definitions.
Official / company site
1 row(s)
company_site·Wed, May 20, 06:12 PM·Confidence 85%high qualityverified_public
RunRL
RL platform to improve models with reward functions.
https://runrl.com/News
1 row(s)
press·Wed, May 20, 06:12 PM·Confidence 85%medium qualityverified_public
Launch YC: RunRL
Custom RL fine-tuning from reward definitions.
https://www.ycombinator.com/launches/NXH-runrl-improve-llms-and-agents-with-reinforcement-learningFunding / news
1 row(s)
funding_article·Wed, May 20, 06:12 PM·Confidence 88%high qualityverified_public
RunRL | Y Combinator
Spring 2025 batch; reinforcement learning as a service for LLMs and agents.
https://www.ycombinator.com/companies/runrlBlog
1 row(s)
blog·Mon, May 11, 04:38 AM·Confidence 45%high qualitypublic
RunRL
Source name: Blog / news
RunRL
https://runrl.com/blogPrivate workspace
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