Comparison

Kubeflow vs Portkey

On the evidence we track, Portkey leads this comparison with a composite score of 79/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Kubeflow46
★Portkey79
Score
vioscaleAI score
Kubeflow46 / 100low · 43%
Portkey79 / 100medium · 74%
Pricing
Free tier
Kubeflow✓
Portkey✓
Model
Kubeflowopen_source
Portkeyfreemium
Price level
Kubeflowfree
Portkeymid
Starting price
Kubeflow–
Portkey$49
Transparent
Kubeflow✓
Portkey✓
Integrations
Count
Kubeflow7
Portkey1,600
Security
Certifications
Gdpr
Kubeflow–
Portkey✓
Hipaa
Kubeflow–
Portkey✓
Iso27001
Kubeflow–
Portkey✓
Scorecard
Kubeflow4.5
Portkey–
Soc2
Kubeflow–
Portkey✓
Reliability
Status page
Kubeflow–
Portkey✓
Adoption
Dependent repos
Kubeflow40
Portkey–
Github stars
Kubeflow15,902
Portkey–
Activity
Commits last 30d
Kubeflow1
Portkey–
Release
Cadence days
Kubeflow25
Portkey–
History
Kubeflow20 items
Portkey–
License
Spdx
KubeflowApache-2.0
Portkey–
Market
Availability
Kubeflow–
Content
Faq
Kubeflow6 items
Portkey6 items

Capabilities

Feature-by-feature on the axes that matter for mlops & llmops tools. “-” means undocumented, not absent.

Core
Tool role
KubeflowEnd-to-end ML platform
PortkeyModel gateway / router
Deployment
Self-hostable / OSS core
Kubeflow✓
Portkey✓
Managed cloud available
Kubeflow✗
Portkey✓
On-prem / VPC deployment
Kubeflow✓
Portkey✓
Observability
LLM tracing / observability
Kubeflow-
Portkey✓
Evaluation (offline / LLM-judge / human)
Kubeflow-
Portkey✓
Dev
Prompt management + versioning
Kubeflow-
Portkey✓
Tracking
Experiment tracking / model registry
Kubeflow✓
Portkey✓
Serving
Model serving / inference endpoint
Kubeflow✓
Portkey✓
Interop
OpenTelemetry / OpenLLMetry compatible
Kubeflow-
Portkey-
Framework-agnostic
Kubeflow✓
Portkey✓
Gateway
Multi-provider model support
Kubeflow✓
Portkey✓
Data
No-train-on-customer-data guarantee
KubeflowYes
PortkeyUnknown

What each one is

The product in its own terms, so the numbers below have context.

Kubeflow

Kubeflow is an open-source platform that provides composable, Kubernetes-native tools for the entire AI lifecycle, including model training, hyperparameter tuning, pipeline orchestration, model management, and notebook environments. It enables AI teams to build scalable ML systems on any Kubernetes infrastructure.

Independently observed

Portkey

Leader

Platform providing API gateway functionality, observability with logging and traces, safety guardrails, access governance, and prompt version management for teams deploying AI applications at scale.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Kubeflow

Open source
as of verify ↗

Portkey

Leader
from $49/moHybridFree tier

Free tier with 10k logs/month. Production at $49/month with usage overages. Enterprise custom pricing for compliance-focused organizations.

  • DeveloperFree
    • Universal API & Key Management
    • Routing, Fallbacks, Load Balancing, Retries
    • 3 Prompt Templates with Playground, Versioning, Variables
    • Logs, Traces, Feedback, Custom Metadata, Filters
    • Simple Caching
    • +3 more
  • Production$49/month + $9 per 100k request overage
    • Universal API, Fallbacks, Load Balancing, Retries
    • Unlimited Prompt Templates with Playground, API Deployment, Versioning, Variables
    • Logs, Traces, Feedback, Metadata, Filters, Alerts
    • LLM & Partner Guardrails
    • Role-Based Access Control, Service Account API Keys
    • +3 more
  • EnterpriseContact sales
    • Custom retention periods for logs and metrics
    • Advanced Evaluation Templates with custom guardrail hooks
    • Role-Based Access Control, SSO (Okta), Granular Budget & Rate Limits
    • Private Cloud Deployment, VPC Hosting, Data Export to Data Lakes
    • SOC2 Type 2, GDPR, HIPAA compliance certifications
    • +3 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Kubeflow✓
Portkey✓
CLI
Kubeflow✓
Portkey✓
Deployment
Cloud / SaaS
Kubeflow✓
Portkey✓
Self-hosted
Kubeflow✓
Portkey✓
On-premise
Kubeflow✓
Portkey✓
Hybrid
Kubeflow✓
Portkey✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Kubeflow

9 total
  • PyTorch
  • TensorFlow
  • JAX
  • XGBoost
  • Spark
  • HuggingFace
  • DeepSpeed
  • Megatron
  • MLX
Independently observed

Portkey

Leader
16 total
  • OpenAI
  • Google Cloud (Vertex AI, Gemini)
  • Azure
  • AWS
  • GCP
  • Langgraph
  • CrewAI
  • Strands Agents
  • Google ADK
  • Anthropic
  • Claude
  • Mistral
  • Google
  • MongoDB
  • Vertex AI
  • Claude Code
Independently observed
Still deciding?

Kubeflow or Portkey: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.