Blog
Notes from the team.
Harness engineering, model quirks, design, and what we ship each week.
· The Cusp team
Introducing Cusp
Any model. One agent. Today we're releasing the first preview of Cusp, an agentic coding workspace that works with any model or gateway.
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The harness is the product
On Terminal-Bench, the same model scores up to about 30 points apart depending on the agent that runs it. What the published data says, and what Cusp does about it.
Designing the cusp
How a mark drawn from four circles became our logo, our spinner, our thinking voice and a small ink mascot.
Why we're building Cusp
A short note on the idea behind Cusp, before there was much to show.