[Articles](/i) / AI Gateway

# AI Gateway

Rate limiting and monitoring for AI APIs

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    2 AugustAI Gateway

    ### OpenRouter alternatives for production AI in 2026

    Vercel

    ](/i/openrouter-alternatives)

- [

    2 AugustAI Gateway

    ### Semantic caching for LLM apps: how it works, where it breaks, and how the gateway does it for you

    Vercel

    ](/i/semantic-caching-llm-apps)

- [

    2 AugustAI Gateway

    ### LLM cost management: how to track and control model spend in production

    Vercel

    ](/i/llm-cost-management-track-control-model-spend)

- [

    29 JulyAI Gateway

    ### What is a mixture of experts model?

    Vercel

    ](/i/mixture-of-experts)

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    27 JulyAI Gateway

    ### The 7 Best AI Gateways in 2026 (Vercel, OpenRouter, Portkey, LiteLLM, Cloudflare, Kong, and Helicone Compared)

    Vercel

    ](/i/best-ai-gateways)

- [

    27 JulyAI Gateway

    ### AI Gateway vs. calling the OpenAI API directly

    Vercel

    ](/i/ai-gateway-vs-openai-api-direct)

- [

    27 JulyAI Gateway

    ### Vercel AI Gateway vs. Cloudflare AI Gateway

    Vercel

    ](/i/vercel-ai-gateway-vs-cloudflare-ai-gateway)

- [

    27 JulyAI Gateway

    ### Vercel AI Gateway vs Kong AI Gateway: How to choose

    Vercel

    ](/i/vercel-ai-gateway-vs-kong-ai-gateway)

- [

    26 JulyAI Gateway

    ### Vercel AI Gateway vs Portkey

    Vercel

    ](/i/ai-gateway-vs-portkey)

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    25 JulyAI Gateway

    ### A Guide to Secure AI Gateway and How Data Routing Controls Work

    Vercel

    ](/i/secure-ai-gateway)

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    24 JulyAI Gateway

    ### AI Gateway vs. MCP: How they fit together

    Vercel

    ](/i/ai-gateway-vs-mcp)

- [

    24 JulyAI Gateway

    ### What is an AI gateway?

    Vercel

    ](/i/what-is-an-ai-gateway)

- [

    24 JulyAI Gateway

    ### Vercel AI Gateway vs. LangSmith: two different jobs in the same AI stack

    Vercel

    ](/i/ai-gateway-vs-langsmith)

- [

    24 JulyAI Gateway

    ### AI gateway architecture reference patterns for LLM deployments

    Vercel

    ](/i/ai-gateway-architecture-reference-patterns)

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    24 JulyAI Gateway

    ### Open source AI gateways compared

    Vercel

    ](/i/open-source-ai-gateways)

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    23 JulyAI Gateway

    ### We stopped picking models and started routing them

    Vercel

    ](/i/best-ai-models-for-developers)

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    22 JulyAI Gateway

    ### Vercel AI Gateway vs. OpenRouter for production AI

    Vercel

    ](/i/vercel-ai-gateway-vs-openrouter)

- [

    8 JulyAI Gateway

    ### 6 LLM routing strategies for teams running multi-model production traffic

    Ben SabicContent Engineer

    ](/i/llm-routing-strategies)

- [

    7 JulyAI Gateway

    ### What is serverless GPU? A developer's guide

    Anshuman BhardwajContent Engineer

    ](/i/what-is-serverless-gpu)

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    2 JulyAI Gateway

    ### GPT-5 vs. Gemini 3: How to choose the right model for your app

    ](/i/compare-gpt-5-and-gemini-3)

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    1 JulyAI Gateway

    ### GitHub Copilot vs. Gemini Code Assist: Features, pricing, and how to choose

    ](/i/github-copilot-vs-gemini-code-assist)

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    1 JulyAI Gateway

    ### DeepSeek V3 vs. R1: How to choose between them

    ](/i/deepseek-r1-vs-v3)

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    25 JuneAI Gateway

    ### Cursor vs. Claude Code: Which AI coding tool should you use?

    ](/i/cursor-vs-claude-code)

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    16 JanuaryAI Gateway

    ### Building reliable AI at scale: The LLM gateway layer

    ](/i/llm-gateway)

## Browse other topics

Explore more articles across the index.

- [

    AI ObservabilityTrace tokens, latency, and model cost

    ](/i/category/ai-observability)
- [

    AI SDKFramework for building AI applications

    ](/i/category/ai-sdk)
- [

    Build with AILearn about agentic development

    ](/i/category/agentic-ai)
- [

    CDNGlobal network with instant caching

    ](/i/category/cdn)
- [

    Chat SDKOpen-source SDK for building chatbots

    ](/i/category/chat-sdk)
- [

    ContainersDocker Containers on Vercel

    ](/i/category/containers)