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Portkey vs Onyx

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Portkey compared with Onyx
DetailPortkeyOnyx
What it doesProduction Stack for Gen AI Builders Open source enterprise search and AI assistant platform
StageNot given Growing
FoundedNot given Not given
Based inUS Not given
Pricing modelNot given freemium
PricingNot given Free open-source self-hosting available. Managed cloud Business plan: $20/user/month (annual) or $25/user/month (monthly). Enterprise plan with custom pricing, on-premise deployments, OIDC/SAML SSO, white-labeling, and dedicated support.
Key features
  • AI Gateway with universal API access to 1,600+ LLMs
  • Real-time observability dashboard for LLM monitoring
  • Guardrails for enforcing output quality and constraints
  • Prompt management with templates and versioning
  • AI Governance with role-based access control
  • Semantic and simple caching with unlimited TTL
  • Automatic fallbacks and advanced routing rules
  • Agent tracing and performance monitoring
  • PII redaction for data privacy
  • MCP Gateway for Model Context Protocol integration
  • Chat and search UI
  • Access to all major LLMs
  • Custom AI agents
  • MCP and OpenAPI actions
  • 40+ app connectors
  • Web search and deep research
  • Code interpreter
  • Slack integration
  • Developer APIs
  • Permission-aware connectors
What makes it different
  • Unified API access to 1,600+ LLMs with 3-line integration
  • Intelligent caching that saves thousands on repeated requests
  • Real-time observability and cost monitoring dashboard
  • End-to-end LLM orchestration for agents and complex workflows
  • Searches all sources in parallel for faster answers
  • Self-hosted with data never leaving customer infrastructure
  • Permission-aware from day one with real-time sync
  • Supports any LLM provider with one-click switching
  • State-of-the-art search outperforming industry leaders
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)74 no change since last check62 no change since last check
Trust Flow (Majestic)2729
Citation Flow (Majestic)4750
Referring domains (Majestic)30061686

3 details filled in for both companies.

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