AI & Agentic Software · AI building blocks

# AI Gateway (LLM Router)

A layer between an application and AI providers that handles routing, caching, rate limits, fallbacks, logging and cost control across models.

Also searched as: LLM gateway · model router

## What it does

- One API for many models
- Caching and retries
- Spend limits and keys
- Logging and redaction
- Automatic fallbacks

### Who uses it

Teams using several AI models or controlling AI spending across an organization.

### Well-known examples

Cloudflare AI Gateway · OpenRouter · LiteLLM · Portkey · Kong AI Gateway

How AI is changing it

With new models arriving monthly, a gateway lets businesses switch or mix models without rewriting software.

## Buy, build or connect?

- [OpenAI, ChatGPT & Claude API Integration](https://wisconsintechshop.com/ai-integration/openai-claude-api-integration/): Integrate large language models from OpenAI, Anthropic (Claude), Google and others into your software, with cost controls, safety and fallbacks. (From $1,000)
- [Cloudflare Workers & Serverless Development](https://wisconsintechshop.com/hosting/cloudflare-workers-development/): Serverless apps, APIs and automations built on Cloudflare Workers, D1, R2 and Queues: fast worldwide, nearly zero maintenance and low running costs. (From $1,250)
- [AI Policy, Privacy & Security for Business](https://wisconsintechshop.com/ai-for-business/ai-privacy-security/): Use AI without leaking customer data: a written AI policy, approved tools, access controls and staff training tailored to your business. (From $375)

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## Questions about AI gateway (LLM router)

### What is AI gateway (LLM router)?

A layer between an application and AI providers that handles routing, caching, rate limits, fallbacks, logging and cost control across models.

### How is AI changing AI gateway (LLM router)?

With new models arriving monthly, a gateway lets businesses switch or mix models without rewriting software.

## Need AI gateway (LLM router) set up, connected or built?

Tell us what you use today and what you need it to do. We will tell you honestly whether to buy, build or connect, with a fixed quote.

- Big projects and small ones are all welcome
- Fixed-price quotes, no surprise invoices
- You own your code, data and accounts
- A client portal to track progress, invoices and payments
- Rooted in Wisconsin, serving businesses nationwide

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Source: https://wisconsintechshop.com/software/ai-software/ai-gateway/
Contact: hello@wisconsintechshop.com · https://wisconsintechshop.com/contact/