Latest

A LiteLLM alternative is a gateway or router that replaces LiteLLM's proxy for multi-provider LLM access. This guide gives a decision framework and compares Bifrost, Kong AI Gateway, Cloudflare AI Gateway, Vercel AI Gateway, and OpenRouter.

Rate limiting caps how many requests or tokens a client can send in a time window. This guide covers rate limiting algorithms, HTTP 429 errors, exponential backoff, LLM provider limits, and how to enforce your own limits at the gateway.

An AI gateway is the control plane between your applications, agents, and every model provider they call. This guide ranks the best AI gateway approaches for 2026, from the Bifrost open-source control plane to managed platform gateways and API platform extensions.

Prompt caching lets an LLM provider reuse the computation for a repeated prompt prefix, cutting input cost and time to first token. This guide covers provider differences, prompt structure, cost trade-offs, and how to automate cache markers at the gateway.

An LLM router decides which provider and model serve each request. This guide shows how Bifrost routes between OpenAI, Anthropic, and Gemini behind one OpenAI-compatible endpoint, with CEL routing rules, fallbacks, key load balancing, and budget-aware routing.

AI spend management assigns, enforces, and attributes LLM costs to the teams and customers that incur them. This guide compares Bifrost, Kong AI Gateway, Cloudflare AI Gateway, Azure API Management, and Google Apigee on budget hierarchy, rate limits, and chargeback data.