The new frontier AI lab.
Frontier intelligence. Lower costs.
We build Unbiased, the platform for Pareto, our model that blends frontier and open models.
Pareto 26.10 Preview · See the results →
01 / Pareto 26.10 Preview
Increase Intelligence. Decrease Costs.
Pareto 26.10 Preview blends frontier and open models. In preliminary results, it is matching or setting the Pareto frontier on all four benchmarks.
$0.24 per task. Terminal-Bench 4.0 50.8 Agentic terminal use.
$0.48 per task. HLE (text-only) 49.9 Expert reasoning.
$0.008 per task. GPQA-Diamond 92.4 Science reasoning.
$0.004 per task.
Preliminary runs from October 1, 2026; results may change before final publication. Scores out of 100; costs are reported mean USD per task, not token prices. Denominators and cost methodology require confirmation.
Published competitor results use different evaluators, harnesses and settings, not a controlled head-to-head. Full comparison, sources and methodology →
What's live.
Build with Pareto
One model string, one bill. Access Pareto through the Unbiased API, connect your agent, or explore the 26.10 Preview on OpenRouter. Set up your agent →
Unbiased Chat
Pareto in a chat app. File analysis, web search, image generation and Projects. Included with Personal and Personal Max plans. Open Chat → Read the launch note →
Unbiased Harness
A coding workspace powered by Pareto. Projects, Git worktrees, code review, a terminal and a browser in one app. For Apple Silicon Macs. Explore the harness →
Plans & API access
Personal $10/month. Personal Max $100/month. Team on a prepaid, usage-based balance. Compare plans →
Our mission is to increase access to AI for everyone by reducing the cost of frontier AI.
No hype. No noise. Just consistently great output.
Where we came from.
Sept 2026
Our founders came from Stripe. We started with ATXP, payment rails that let AI agents discover services and pay for the tools they need. Now we're a frontier AI lab focused on cutting the cost of frontier intelligence.
Founders
Our backers helped build these companies.
Talk to us.
Join our team
We don't do job descriptions. Write your own and send it.
careers@circuitandchisel.com