Pydantic
Pydantic builds Logfire, an observability platform, plus an AI gateway and the open-source Pydantic validation and Pydantic AI libraries, for developers.
pydantic.dev ↗ · Pydantic Services Inc.
Subprocessors (15)
List updated Feb 27, 2026 · Checked Oct 25, 2026 · source disclosure ↗
| vendor | purpose | evidence |
|---|---|---|
| Amazon Web Services United States, European Union | Cloud Hosted Infrastructure and Data Hosting | “Amazon Web Services | Cloud Hosted Infrastructure and Data Hosting” |
| | Sales enrichment and account management | “Clay, Inc. | Sales enrichment and account management” |
| | Content Delivery Services | “Cloudflare, Inc. | Content Delivery Services” |
| | Marketing and lifecycle email communications | “Customer.io, Inc. | Marketing and lifecycle email communications” |
| | Customer relationship management and interaction history | “Day AI, Inc. | Customer relationship management and interaction history” |
| Google Cloud Platform United States, European Union | Cloud Hosted Infrastructure and Data Hosting | “Google Cloud Platform | Cloud Hosted Infrastructure and Data Hosting” |
| | Email hosting, document storage and video conferencing | “Google LLC | Email Hosting, document storage & Video Conferencing” |
| | Usage-based billing and metering | “Metronome Holdings Inc. | Usage-based billing and metering” |
| Google Vertex AI European Union | AI model inference and processing (EU region users) | “Google Cloud Platform (Vertex AI) | AI model inference and processing (EU region users)” |
| OpenAI United States | AI model inference and processing (non-EU) | “OpenAI | AI model inference and processing (non-EU)” |
| | Incident management and alerting | “PagerDuty, Inc. | Incident management and alerting” |
| | Product analytics | “PostHog Inc. | Product Analytics” |
| | Customer support and helpdesk | “Pylon, Inc. | Customer support and helpdesk” |
| | Instant messaging and document transfer | “Slack Technologies, LLC | Instant messaging and document transfer” |
| | Payment processing platform | “Stripe, Inc. | Payment processing platform” |
- Amazon Web ServicesUnited States, European Union
Cloud Hosted Infrastructure and Data Hosting
“Amazon Web Services | Cloud Hosted Infrastructure and Data Hosting”
- ClayUnited States
Sales enrichment and account management
“Clay, Inc. | Sales enrichment and account management”
- CloudflareUnited States
Content Delivery Services
“Cloudflare, Inc. | Content Delivery Services”
- Customer.ioEuropean Union
Marketing and lifecycle email communications
“Customer.io, Inc. | Marketing and lifecycle email communications”
- Day.aiUnited States
Customer relationship management and interaction history
“Day AI, Inc. | Customer relationship management and interaction history”
- Google Cloud PlatformUnited States, European Union
Cloud Hosted Infrastructure and Data Hosting
“Google Cloud Platform | Cloud Hosted Infrastructure and Data Hosting”
- GoogleUnited States
Email hosting, document storage and video conferencing
“Google LLC | Email Hosting, document storage & Video Conferencing”
- MetronomeUnited States
Usage-based billing and metering
“Metronome Holdings Inc. | Usage-based billing and metering”
- Google Vertex AIEuropean Union
AI model inference and processing (EU region users)
“Google Cloud Platform (Vertex AI) | AI model inference and processing (EU region users)”
- OpenAIUnited States
AI model inference and processing (non-EU)
“OpenAI | AI model inference and processing (non-EU)”
- PagerDutyEuropean Union
Incident management and alerting
“PagerDuty, Inc. | Incident management and alerting”
- PostHogEuropean Union
Product analytics
“PostHog Inc. | Product Analytics”
- PylonUnited States
Customer support and helpdesk
“Pylon, Inc. | Customer support and helpdesk”
- SlackUnited States
Instant messaging and document transfer
“Slack Technologies, LLC | Instant messaging and document transfer”
- StripeUnited States
Payment processing platform
“Stripe, Inc. | Payment processing platform”