Portkey AI Gateway
Enterprise AI gateway connecting 1600+ LLMs with unified API, smart routing, caching, and observability.
Pricing
- Limited requests/month
- Access to 200+ LLMs
- Basic observability
- Prompt library
- Higher request limits
- Semantic caching
- Virtual key management
- Fallback routing
- Unlimited requests
- Custom data residency
- SSO/SAML
- SLA guarantees
- On-premise deployment option
Key Features
- Unified API across 1600+ LLMs and providers
- Smart routing with automatic failover and load balancing
- Semantic and simple caching to reduce latency and cost
- Virtual key vault for centralized LLM credential management
- Real-time observability, logging, and usage analytics
- Prompt management with collaborative libraries and versioning
- Provider batch API support for high-volume workloads
Pros & Cons
Pros
- Exceptional breadth — 1600+ provider/model combinations via one integration
- Production-grade reliability features (failover, retries, load balancing) out of the box
- Open-source self-hostable core reduces vendor lock-in risk
- Caching can meaningfully cut costs on repetitive workloads
- Strong observability without requiring a separate tracing tool
Cons
- Pricing jumps sharply from free to paid for teams with moderate volume
- Feature depth can be overwhelming for simple single-provider use cases
- Fine-tuning and batching integrations depend on provider support, not always consistent
- Documentation quality varies across less-popular providers
Portkey is a mature, production-ready AI gateway that genuinely earns its place in any multi-LLM stack. The unified API, smart routing, and built-in caching solve real operational problems at scale. Best suited for teams already running multiple AI providers who need governance and reliability — overkill for a hobby project on a single model.
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Portkey AI Gateway Comparisons
Head-to-head comparisons featuring Portkey AI Gateway.
Kong Gateway vs Portkey AI Gateway: LLM API Routing Compared
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comparisonLiteLLM vs Portkey Gateway: LLM API Routing Compared
LiteLLM and Portkey both unify access to dozens of LLM providers, but they target very different teams. Here's which one fits your stack.
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LiteLLM
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