Lexi

Lexi is a proxy service that reduces AI API costs by restructuring conversation context and compressing tokens — achieving 78% reduction at turn 2 and 90% at turn 10. Users change a single API endpoint URL to route requests through Lexi, which works with 28+ models across OpenAI, Anthropic, Google, and others without modifying existing code. Lexi sits between your code and the model. It restructures context before each call — fewer tokens sent, same results back. GPT-4o benchmark, 75-turn conversation, March 2026. Results vary by content and conversation pattern. The platform provides 28+ model support, 78-90% token reduction, single url change integration among its primary features. Additional tools cover streaming and tool call compatible, transparent per-response cost headers, pay-for-savings model. Lexi offers a generous free plan alongside paid tiers that unlock additional capabilities. The tool serves users interested in ai, developer, cost optimization and related code development workflows.