Sixfold

Sixfold is an underwriting agent for insurers that learns each carrier's appetite.

At a glance

$30 million Series BVerifiedAs of Jan 29, 2026Sixfold announcement

Supports insurers representing $265 billion of premiumReported As of Jan 29, 2026

Evidence notes

Evidence level: Verified, primary.
Guidewire also invested in Sixfold’s Series B. Premium coverage is Sixfold’s own claim.
Led by Brewer Lane, with strategic investment from Guidewire.
Supports insurers representing $265 billion of premium. Gross written premium across 40+ lines, per Sixfold. Not independently confirmed.

As of Nov 11, 2026

Who it's for: Carriers that want an AI agent to read and triage submissions.
What does it do?: An underwriting agent that learns each carrier's appetite, remembers past decisions and suggests the next best action on each submission.
Who buys it?: Insurers.
Named customers: Zurich North America, Skyward Specialty, Guardian, Generali GC&C, AXIS and Mosaic, per Sixfold.
Funding and scale: Raised a $30 million Series B on Jan 29, 2026, led by Brewer Lane with strategic investment from Guidewire. Sixfold says it supports insurers representing $265 billion in gross written premium across 40+ lines.
What does the AI actually do?: Sixfold's homepage quotes Guardian saying it cut underwriter review time by 50%. This is a customer quote on the vendor's own site.

Sources

What is Sixfold?

Sixfold is an underwriting agent for insurers that learns each carrier's appetite.

Who is Sixfold for?

Carriers that want an AI agent to read and triage submissions.

How much does Sixfold cost?

We have no price on record for Sixfold. Check Sixfold's site.

Does Sixfold run locally or in the cloud?

Sixfold runs in the vendor's cloud. You use it through chat apps and an API.

What are alternatives to Sixfold?

See the Insurance shortlist for the other options.

No head-to-head pages for this one yet.