observability
Observability is now a business function for AI
As GenAI moves from experiments to production, observability is becoming a business-critical function, driving reliability, governance, and trust in enterprise AI systems.
Drishti Shah
ai gateway
Comparing lean LLMs: GPT-5 Nano and Claude Haiku 4.5
Compare GPT-5 Nano and Claude Haiku 4.5 across reasoning, coding, and cost. See which lightweight model fits your production stack and test both directly through Portkey’s Prompt Playground or AI Gateway.
ai gateway
Using OpenAI AgentKit with Anthropic, Gemini and other providers
Learn how to connect OpenAI AgentKit workflows with multiple LLM providers and get observability, guardrails, and reliability controls.
ai gateway
The most reliable AI gateway for production systems
Portkey’s AI Gateway delivers enterprise-grade reliability at scalw. Learn how configurable routing, governance, and observability makes Portkey the most reliable AI gateway for production.
OpenAI
Claude Sonnet 4.5 vs GPT-5: performance, efficiency, and pricing compared.
A head-to-head comparison of Claude Sonnet 4.5 and GPT-5, covering coding, reasoning, math, tool use, cost, and ecosystem integrations , with insights on where each model is best suited for enterprise use.
LLM Gateway
Failover routing strategies for LLMs in production
Learn why LLM reliability is fragile in production and how to build resilience with multi-provider failover strategies with an AI gateway.
observability
End-to-End Debugging: Tracing Failures from the LLM Call to the User Experience
Learn how Portkey and Feedback Intelligence combine to deliver end-to-end debugging for LLMs,tracing infrastructure health and user outcomes together to find root causes faster and build reliable AI at scale.
reliability
Why reliability in AI applications is now a competitive differentiator
Reliability is now a competitive edge for AI applications. Learn why outages expose critical gaps and how AI gateways and model routers build resilience, and how Portkey unifies both to deliver cost-optimized, reliable AI at scale.
state-of-the-art performance
Scaling production AI: Cerebras joins the Portkey ecosystem
Cerebras inference is now available on the Portkey AI Gateway,bringing ultra-fast performance with enterprise-grade governance and control.
ai gateway
How to choose an AI gateway in 2025
Learn how to choose the right AI gateway in 2025. Explore key evaluation factors i.e., provider support, governance, cost tracking, observability, agent integrations, and private deployments
LLM (Large Language Models)
GPT 5 vs Claude 4
Compare GPT-5 and Claude 4 on benchmarks, safety, and enterprise use. See where each excels and how Portkey helps teams use both seamlessly.
MCP
Simplifying MCP server authentication for enterprises
See how MCP authentication is messy today and how a unified approach makes servers secure, discoverable, and manageable.