Developer shares 50-line code for multi-LLM provider router

A developer has outlined a method for building a multi-provider LLM router using approximately 50 lines of code. This approach aims to mitigate vendor lock-in and optimize costs by directing queries to the most suitable and economical LLM provider. The router classifies incoming prompts based on complexity and type, then selects the best-fit provider from a configurable map, with fallback options in case of failure. AI

Summary written by gemini-2.5-flash-lite from 1 source. How we write summaries →

IMPACT Enables cost savings and resilience for applications using multiple LLM providers.

RANK_REASON The article describes a code implementation for a specific technical problem, not a new product launch or significant industry event.

Read on dev.to — LLM tag →

• Anthropic
• Cerebras
• Claude Sonnet 4
• GPT-4o
• Groq
• Llama 3.3
• LLM
• OpenAI

• product
• infra