Armilla vs Testudo

Both are Lloyd’s coverholders that sell standalone AI liability policies to US companies through licensed surplus lines brokers. Armilla also sells to AI developers, publishes a higher limit and starts with a technical review of the AI system. Testudo sells to US companies that deploy generative AI, says it needs no technical audit and publishes its US producer license numbers.

Read from each company’s own pages, checked 22 October 2026. We take no commissions from either.

Side by side

Armilla and Testudo compared
	Armilla	Testudo
What it is	MGA and Lloyd’s coverholder	MGA and Lloyd’s coverholder
Who underwrites	Armilla Insured is underwritten by certain underwriters at Lloyd’s, whom Armilla does not name. Its coverage page lists Chaucer Group, AXIS Capital and Convex for Insured, and Chaucer, Greenlight Re and Swiss Re for the warranty. The page gives AM Best ratings of Superior for Chaucer and Swiss Re and Excellent for AXIS, Convex and Greenlight Re.	Underwritten at Lloyd’s. Its January 2026 launch post cites support from Apollo and other syndicates, without syndicate numbers, and FinTech Global reports that Atrium and QBE joined the panel in 2026. Testudo says the capacity is rated A+ by AM Best. Its licenses page says Testudo US, Inc. places cover and does not bear the risk.
AI cover	Armilla Insured is a standalone policy for third-party loss from AI. It lists six areas: model errors and hallucinations, claims over model outputs such as defamation, agent mistakes, non-breach privacy and data leakage, property damage, and AI regulatory violations such as the Colorado AI Act and EU AI Act. Claims must be reported during the policy period. Armilla states limits up to $25M aggregate per insured and up to $5M per model. Armilla Guaranteed pays a remedy if an AI product misses agreed accuracy or bias targets.	A standalone, claims-made third-party liability policy that pays defense costs and settlements. It has six insuring agreements: generative AI errors, IP infringement and personal injury, unauthorized data disclosure, bodily injury, property damage and AI regulatory violation. Testudo’s launch post gives limits of $1M to $10M; FinTech Global reported up to $9.25M per insured in March 2026. The two figures come from different sources and Testudo’s own policy pages state no limit.
Who it is for	AI developers and vendors, and companies that deploy AI built in-house or bought. Sectors named include financial services, insurance, HR and hiring, telecommunications, retail and e-commerce, professional services and software.	US companies that use generative AI in products or operations where outputs could lead to third-party claims. Internal use counts if the output reaches an outside party. Testudo’s pages do not say whether AI developers qualify.
How you buy	Through licensed surplus lines brokers only. Armilla’s team scopes a policy after an AI risk assessment and can connect you with an appointed broker; brokers can apply to be appointed. Nothing is bound until Armilla confirms in writing.	Only through licensed surplus lines brokers; Testudo says it does not quote or bind directly. Brokers can apply to be appointed. Testudo says no audit or integration with your AI systems is needed and prices on litigation data.
Published prices	Not published	Not published
Licenses	Armilla Insurance Services is the Lloyd’s coverholder. Its footer says products are offered only through surplus lines insurers and licensed surplus lines brokers, and may not be available in all jurisdictions. We found no producer license numbers on the pages we read.	Testudo UK Limited (company number 15528400, FCA firm reference 1017533) is a Lloyd’s coverholder and an appointed representative of Pro MGA Solutions Ltd, which the FCA authorizes. Testudo US, Inc. is a licensed producer, not an insurer. Its licenses page lists producer and surplus lines numbers for 26 states and DC.
Ownership and funding	Venture-backed. Announced a $4.5M seed round led by Mistral Venture Partners on 15 Feb 2024, with MS&AD Ventures, SixThirty Ventures, Morgan Creek Digital, Y Combinator, Greenlight Re and Chaucer. BetaKit and TechCrunch put total raised at about $7M, including a 2021 pre-seed round. We found no later funding round.	Venture-backed. Testudo says it has raised capital from IA Capital Group, LocalGlobe, A100x, Josh Buckley, Charlie Songhurst, Goldman Sachs partners and other VC scout funds. It publishes no amounts or dates, and we found none. Its launch post says it takes part in Lloyd’s Lab Cohort 14.
Founded	2020 (Y Combinator company page; not stated on Armilla’s site), Toronto	2024
Online reviews	G2: No reviews	No review profile found
Regulatory actions found	None found	None found

Armilla: Armilla’s footer says its surplus lines insurers are generally not licensed or supervised by state insurance departments, and Armilla Guaranteed is a contractual warranty, not insurance.

Testudo: Cover applies only to AI systems scheduled on the policy, is excess and surplus lines only, and is not available in every state.

The differences that matter

Armilla sells to AI developers and vendors as well as companies that deploy AI, and also offers Armilla Guaranteed, a performance warranty it says is not insurance. Testudo’s policy is for US companies that use generative AI, covers only the AI systems scheduled on the policy, and its pages do not say whether developers qualify. [1][2][3]
Armilla states limits up to $25M aggregate per insured and up to $5M per model. Testudo’s launch post gives limits of $1M to $10M, and FinTech Global reports up to $9.25M per insured after Atrium and QBE joined its panel. [1][2][3][4]
Armilla begins with an AI risk assessment, and says its underwriters price from a technical review of each system. Testudo says no lengthy audits or integration with your AI systems are needed and prices from litigation data. Both sell through surplus lines brokers; Testudo says it does not quote or bind directly. [1][2][3]
Armilla names Chaucer, AXIS Capital and Convex behind its liability policy, with AM Best ratings it lists itself. Testudo says its capacity is at Lloyd’s and rated A+ by AM Best, and Atrium and QBE are named alongside Apollo. Testudo names Apollo; neither gives syndicate numbers. [1][2][3]
Testudo publishes its UK coverholder and FCA appointed representative details and US producer and surplus lines license numbers for 26 states and DC, held by Testudo US, Inc. Armilla names Armilla Insurance Services as its Lloyd’s coverholder and publishes no license numbers on the pages we read. [1][2]

Which might suit you

Armilla may suit you if you build or sell AI, or want a published limit above $10M, and are willing to start with a technical risk assessment of your AI systems.
Testudo may suit you if you deploy generative AI in the US, want a broker-placed policy that Testudo says needs no technical audit, and want to see the license numbers of the producer placing it.

Whichever you choose, ask who the insurer is on each policy, its financial rating, and the limits and exclusions on the AI wording. See what AI startup insurance costs for published price data. Our AI clause scanner flags AI exclusions in policy text, and the underwriting questions checklist shows what you will be asked.

Other options

Armilla and Testudo are two of several providers on our register that sell AI cover. Specialist AI liability policies, such as those from Armilla and Testudo, are sold mainly through brokers. See insurance for AI startups for what to buy at each stage, or the full register.

More comparisons: Vouch vs Embroker · Corgi vs Vouch · Corgi vs Embroker · Coalition vs At-Bay · all startup insurers side by side

Questions

Are Armilla and Testudo insurers or brokers?

Armilla is a Lloyd’s coverholder and MGA that sells standalone AI liability insurance and a separate AI performance warranty. It also does AI risk assessments and, with Chaucer, runs the Vanguard AI program. Testudo is a Lloyd’s coverholder that writes standalone AI liability insurance for US companies that deploy generative AI. It also offers custom AI risk reports and litigation trend monitoring.

Do Armilla and Testudo cover AI risks?

Both sell AI cover. Armilla: Armilla Insured is a standalone policy for third-party loss from AI. It lists six areas: model errors and hallucinations, claims over model outputs such as defamation, agent mistakes, non-breach privacy and data leakage, property damage, and AI regulatory violations such as the Colorado AI Act and EU AI Act. Claims must be reported during the policy period. Armilla states limits up to $25M aggregate per insured and up to $5M per model. Armilla Guaranteed pays a remedy if an AI product misses agreed accuracy or bias targets. Testudo: A standalone, claims-made third-party liability policy that pays defense costs and settlements. It has six insuring agreements: generative AI errors, IP infringement and personal injury, unauthorized data disclosure, bodily injury, property damage and AI regulatory violation. Testudo’s launch post gives limits of $1M to $10M; FinTech Global reported up to $9.25M per insured in March 2026. The two figures come from different sources and Testudo’s own policy pages state no limit.

Which is cheaper, Armilla or Testudo?

Neither publishes prices. Price depends on revenue, funding stage, limits and claims history. Published figures are not quotes: get quotes from both for the same limits and retentions. Our cost guide gathers the published figures.

Do you earn a commission from either?

No. We do not sell insurance, take commissions or accept payment for placement or ranking. Every fact here comes from the companies' own pages or a named source.

Sources

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