Fundz

Open Router reported raising $29.6 Million in an initial SEC Form D filing, from an offering of $47.6 Million

PRIVATEAug 25, 2025$29.6M of $47.6M raised

Amount Raised

$29.6 Million

$29.6 Million sold, per SEC Form D (first sale May 27, 2025)

Round Type

Venture

New YorkSoftwareArtificial IntelligenceMachine LearningCloud Infrastructureinformation technology & services

Investors

Sequoia Capital

Quick answer

OpenRouter raised $29.6 Million in a funding round, dated May 27, 2025. Investors: Sequoia Capital. OpenRouter is based in New York, New York, United States.

How much did OpenRouter raise?
OpenRouter raised $29.6 Million in a funding round on May 27, 2025.
Who invested in OpenRouter?
Sequoia Capital is named as investors in this round.
What does OpenRouter do?
OpenRouter is an AI infrastructure startup that simplifies access to various AI models through a single API.
Where is OpenRouter based and how big is it?
OpenRouter is based in New York, New York, United States. Fundz records about 20 employees.
Who are the decision-makers at OpenRouter?
Fundz holds 2 contacts at OpenRouter, including the Head of Startups. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Cloud Infrastructure and information technology & services around the same time

Companies in the same sectors as OpenRouter that raised within 45 days of this round, from Fundz verified event records.

  • Cursor raised an undisclosed amount (Funding Round) on April 21, 2025.
  • Reducto raised $25M (Series A) on April 26, 2025.
  • Opennote raised $850K (Pre-Seed) on July 11, 2025.
  • LGND AI raised $9M (Funding Round) on July 10, 2025.
  • aiOla raised $25M (Series A) on July 10, 2025.
  • ZeroEntropy raised $4.2M (Seed) on July 9, 2025.

Who to call at OpenRouter, and when

A new round usually means OpenRouter is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day OpenRouter raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
  • Who you already know at OpenRouter, from your own LinkedIn network

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Company Information

Company

OpenRouter

Location

169 Madison Ave

New York, New York, United States

About

OpenRouter is an AI infrastructure startup that simplifies access to various AI models through a single API. Founded in 2023 by former OpenSea CTO Alex Atallah, the company focuses on enhancing model routing by taking into account cost-efficiency, speed, and performance. With its intelligent routing capabilities, OpenRouter enables developers and enterprises to optimize AI usage without internal infrastructure challenges. The platform has rapidly gained traction, supporting over one million developers since its launch.

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Related People

2 contacts
Verified contactsAnastasia C., Head of Startups hiddenSee plans and pricing
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OpenRouter raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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