Pydantic
Pydantic is the AI engineering stack for teams building with AI.
Recommended for
- Solo / Indie
- Idea-Stage
- Pre-Seed
- Seed
- Series A
- Scaleup
- Late-Stage
- Public / Enterprise
SSIE
Stage Fit Recommendations
Following data shows why Pydantic is recommended for listed teams. The Fit Score represents the percentage fit of Pydantic to each company stages, as calculated by the SSIE.
Stage
Fit Score
Fit Reasons
Solo / Indie
$0–$2,000 MRR
87- GDPR - baseline compliance certification
- Provides 10M free telemetry records monthly
Idea-Stage
$0
88- Data encryption at rest and in transit
- Data deletion and right to erasure
- Free plan available (Calculation), no purchase required to start
- Self-serve signup from $2/mo, no sales call required
Pre-Seed
$0–$10k MRR
91- Data export and portability
- Traces AI agent decisions across models, APIs, and databases
- Converts production failures into evaluation test cases
Seed
$10k–$100k MRR
94- Staff security awareness training
- Monitors AI application cost in context with system performance
- Integrates with OpenTelemetry for unified tracing and metrics
Series A
$100k–$500k MRR
94- Data residency and regional hosting controls
- Supports agent frameworks: LangGraph, CrewAI, AutoGen, Google ADK
- Detects sensitive data exposure across system layers
Scaleup
$500k–$2M+ MRR
91- SOC 2 Type II - core enterprise certification
- Reduces tool sprawl by unifying traces, evals, and infrastructure
Late-Stage
$2M+ MRR
88- Multi-factor authentication
- Enforces AI observability SLOs with burn-rate alerts
Public / Enterprise
$100M+ ARR
86- SSO / SAML on the Enterprise plan
- SCIM provisioning on the Enterprise plan
- Role-based access control on the Enterprise plan
- Uptime SLA on the Enterprise plan
- Custom contracts / procurement on the Enterprise plan
- Third-party penetration testing
- Self-hosted deployment option via Kubernetes Helm chart

Pydantic is the AI engineering stack for teams building with AI. It includes Logfire for observation, Pydantic Evals for evaluation, Pydantic AI for type-safe agents, and AI Gateway for tracking LLM costs. The product is trusted across the Python ecosystem and by engineering teams building the systems people rely on. It offers features like faster issue resolution, trace queries, and cost spike detection. Pydantic provides transparent pricing with a free tier and paid plans for teams and growth. The product includes features like agent monitoring, service monitoring, and host monitoring.
Pricing
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