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Trajectory raises $40M Series A at $300M valuation led by Sequoia Capital and Nvidia. The AI infrastructure startup enables businesses to continuously update models from production data.

PRIVATENov 02, 2026

Amount Raised

$40 Million

Round Type

Series A

San FranciscoSoftwareArtificial IntelligenceMachine LearningSaaS

Investors

Bessemer Venture PartnersNvidiaSequoia Capital

Description

Trajectory, a San Francisco-based AI infrastructure startup founded by former DeepMind and Apple researchers, has raised $40 million in Series A funding at a $300 million post-money valuation. The round was led by Sequoia Capital, Nvidia, and Bessemer Venture Partners. The company's self-service platform allows businesses to update their AI models from production data such as user corrections and edits, potentially on a weekly basis. This follows the company's $15 million seed round in May 2026 at a $115 million valuation.

Quick answer

Trajectory raised $40 Million in a Series A round, dated August 1, 2026. Investors: Bessemer Venture Partners, Nvidia and Sequoia Capital. Trajectory is based in San Francisco, California, United States.

How much did Trajectory raise?
Trajectory raised $40 Million in a Series A round on August 1, 2026.
Who invested in Trajectory?
Bessemer Venture Partners, Nvidia and Sequoia Capital are named as investors in this round.
What does Trajectory do?
Trajectory is a San Francisco-based AI infrastructure startup founded by former researchers from Google DeepMind and Apple.
Where is Trajectory based and how big is it?
Trajectory is based in San Francisco, California, United States. Fundz records about 2 employees.
Who are the decision-makers at Trajectory?
Fundz holds 2 contacts at Trajectory, including the Co-Founder. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

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Company Information

Company

Trajectory

Location

San Francisco, California, United States

About

Trajectory is a San Francisco-based AI infrastructure startup founded by former researchers from Google DeepMind and Apple. The company has developed a self-service platform that enables businesses to continuously update their AI models using real-world user corrections and edits. Using a technique called self-distillation policy optimization, Trajectory automates the process of model refinement without requiring manual data curation or retraining by research teams. The platform allows companies to improve their models as frequently as weekly based on production data.

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Fundz sees it the moment Trajectory raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.

Related People

2 contacts
Verified contactsArjun, Co-Founder hiddenSee plans and pricing
Predictive Intelligence
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Funding Insights

What this usually means
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months

Trajectory 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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