Kong AI Gateway vs Portkey: LLM Gateways Comparison
Compare Kong AI Gateway and Portkey side by side. Both are tools in the LLM Gateways category.
Updated March 10, 2026
The short answer
Choose Kong AI Gateway if developer-friendly platform.
Choose Portkey if massive scale—10B requests monthly with 99.9999% uptime.
Want to compare Kong AI Gateway and Portkey on your own traffic?
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 250+ models through one gateway. Free tier covers 10K traces per month. Setup in 5 minutes, no credit card.
Quick Comparison
| Category | LLM Gateways | LLM Gateways |
| Pricing | Enterprise | Freemium |
| Best For | Enterprises using Kong who want to extend their API gateway with AI capabilities | Engineering teams who need a reliable, observable gateway for production LLM applications |
| Website | konghq.com | portkey.ai |
| Key Features |
|
|
| Use Cases |
|
|
Pros & Cons: Kong AI Gateway vs Portkey
- +Developer-friendly platform
- +Production-ready
- +Good performance
- +Active development
- −Enterprise pricing varies
- −Setup complexity
- −Learning curve
- +Massive scale—10B requests monthly with 99.9999% uptime
- +Comprehensive observability and analytics
- +Dedicated support even during POC phase
- +Strong security certifications (SOC2, ISO27001)
- −Real-world latency (20-40ms) higher than claimed
- −Benchmarks show competitors 228% faster
- −Complex feature set overwhelming for new users
- −High pricing for smaller teams
Pricing: Kong AI Gateway vs Portkey
- · Core features
- · Community support
- · Basic limits
- · Advanced features
- · Higher limits
- · Priority support
- · Custom solutions
- · Dedicated support
- · SLA guarantees
- · Open-source gateway
- · Infrastructure costs only
- · Full control
- · Community support
- · Managed infrastructure
- · Standard support
- · Advanced observability
- · Prompt management
- · RBAC, SSO
- · Private cloud/VPC
- · Data isolation
- · SOC2, ISO27001
When to Choose Kong AI Gateway vs Portkey
- Enterprise AI API management
- Load balancing across LLM providers
- AI traffic governance and security
- Enterprise LLM deployment with reliability
- Multi-provider failover and load balancing
- Cost reduction through semantic caching
About Kong AI Gateway
Kong AI Gateway extends Kong API Gateway with AI-specific routing and observability. The platform provides comprehensive features for production AI applications with focus on reliability and developer experience.
About Portkey
Portkey is an AI gateway and control panel trusted by thousands of development teams worldwide, providing comprehensive infrastructure for production AI applications. The platform processes over 10 billion LLM requests monthly with 99.9999% uptime and sub-40ms latency. Portkey's suite includes AI Gateway, Guardrails, Observability, and Prompt Management, routing requests to 1600+ models across major providers through a unified interface. Users praise easy integration, intuitive dashboards, dedicated support, and analytics providing detailed insights into traces, errors, caching, and cost visibility. However, real-world deployments often experience 20-40ms latency overhead (higher than claimed), with Kong benchmarks showing competitors 228% faster. Pricing typically ranges USD 2,000-10,000+ monthly depending on volume and deployment model. While powerful for enterprises, the platform can be overwhelming for new users and may require separate tools for comprehensive MLOps capabilities.
What is LLM Gateways?
Unified API platforms and proxies that aggregate multiple LLM providers behind a single endpoint, providing model routing, fallback, caching, rate limiting, cost optimization, and access control.
Browse all LLM Gatewaystools →Other LLM Gateways Tools
More LLM Gateways Comparisons
Run LLM Gateways in production with Respan
One platform for routing, observability, tracing, and evals across every LLM provider.