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Modal

Serverless GPU compute platform for AI model training, inference, and data pipelines

by Modal LabsUSUnited States🌐US only
TrustKit Score36%Caution

About Modal

Modal was founded in 2021 by the former CTO of Khanmigo's parent organisation and a team of engineers from Stripe and other high-growth companies. The platform provides a Python-native serverless cloud designed specifically for computational workloads—model training, inference, data processing, and automation—that are difficult to run efficiently on traditional cloud platforms. Modal's core model is that developers define their compute workloads as Python functions decorated with Modal primitives, and the platform handles containerisation, dependency management, auto-scaling, and infrastructure. Functions can be scheduled, triggered by web hooks, or called from other systems. GPU access (A10G, A100, H100) is available on-demand with per-second billing, making it cost-efficient for bursty workloads like inference serving or batch training jobs. Modal has become popular in the AI developer community for building inference APIs on top of open-source models, running fine-tuning jobs, creating data pipelines for ML training data preparation, and running AI agents. The developer experience is notably polished compared to traditional cloud infrastructure. For European businesses, Modal's US incorporation (Delaware) and US-only data centre infrastructure present GDPR compliance challenges. There are no EU data centre options, and processing personal data through Modal requires GDPR transfer mechanisms. Modal does not publish ISO 27001 or SOC 2 Type II certifications as of early 2026. The platform is best suited for AI developers building non-personal-data workloads, internal tooling, or experimental systems where EU residency is not a requirement.

TrustKit Score Breakdown

?36% Caution
Data Residency
Where is your data stored and processed?
US-only infrastructure. No EU data centre options. Not suitable for GDPR personal data processing without SCCs and TIA.
1/5
Legal Jurisdiction
Which laws govern the company and your data?
Delaware incorporation, US jurisdiction, CLOUD Act applies. Basic GDPR privacy documentation. No EU subsidiary.
2/5
Data Retention & Training
Is your data used for model training?
Customer compute workloads are isolated and not used for shared training. Workload outputs are customer-controlled. Data governance documentation is lighter than enterprise-focused providers.
3/5
Certifications
ISO 27001, SOC 2, Cyber Essentials, etc.
No published independent certifications. Developer-focused startup with self-attested security practices. Not yet suitable for regulated industry enterprise procurement.
1/5
Regulatory Fit
Suitability for regulated industries and professional services
Suited to AI developers and startups building non-personal-data workloads. US jurisdiction and absence of certifications limit suitability for regulated EU industries. Good for R&D and prototyping contexts.
2/5

Pricing

Usage BasedFree tier
StarterFree
TeamFree
EnterpriseFree
Full pricing details →

Quick Facts

Starting PricePay-per-second compute / free creditsData HostingUS onlyTrains on Your DataNot used for training; customer workloads are isolatedFounded2021Employees11-50

Frequently Asked Questions

Is Modal GDPR compliant?

Modal has a TrustKit compliance score of 36% (Caution). Data Residency: US-only infrastructure. No EU data centre options. Not suitable for GDPR personal data processing without SCCs and TIA.. Legal Jurisdiction: Delaware incorporation, US jurisdiction, CLOUD Act applies. Basic GDPR privacy documentation. No EU subsidiary..

Where does Modal store data?

Modal hosts data in: US only. US-only infrastructure. No EU data centre options. Not suitable for GDPR personal data processing without SCCs and TIA.

Does Modal train on user data?

Modal: Not used for training; customer workloads are isolated. Customer compute workloads are isolated and not used for shared training. Workload outputs are customer-controlled. Data governance documentation is lighter than enterprise-focused providers.

What certifications does Modal hold?

No certifications have been confirmed for Modal yet. No published independent certifications. Developer-focused startup with self-attested security practices. Not yet suitable for regulated industry enterprise procurement.

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