Trajectory raises $45M Series A at $300M valuation to automate AI post-training
Trajectory raises $45M to make AI model training accessible to nontechnical experts
AI Overview
Trajectory, an 18-person startup founded by three Stanford classmates, raised a $45 million Series A led by Sequoia at a $300 million valuation.
Why it matters
The round and its backers show where investors see demand for post-training tools that let domain experts tune open source models without in-house research teams.