NotiluxThe simplest way to send iPhone notifications from your backend. No app, no APNs, no infrastructure.https://notilux.com/How to Turn an OpenAPI Spec into a Reliable LLM Tool (Without Manual Glue Code)https://notilux.com/blog/how-to-turn-openapi-spec-into-llm-tool/https://notilux.com/blog/how-to-turn-openapi-spec-into-llm-tool/A practical guide for backend teams on converting an OpenAPI spec into a reliable LLM tool without brittle glue code. Learn how to move from OpenAPI to GPT-ready tools the right way.Fri, 02 Jan 2026 00:00:00 GMTWhy LLM Function Calling Breaks with Real-World APIs (And How to Fix It)https://notilux.com/blog/why-llm-function-calling-breaks-with-api/https://notilux.com/blog/why-llm-function-calling-breaks-with-api/LLM function calling works in demos but fails with real-world APIs. Learn why it breaks and how to make your OpenAPI reliable for production LLM use.Sun, 11 Jan 2026 00:00:00 GMTFrom Swagger to GPT: Making Your API Actually Usable by Large Language Modelshttps://notilux.com/blog/from-swagger-to-gpt/https://notilux.com/blog/from-swagger-to-gpt/Why your OpenAPI spec isn’t enough for LLMs - and what backend teams must change to make APIs reliably usable by GPT and other large language models.Sun, 18 Jan 2026 00:00:00 GMTThe Hidden Costs of DIY LLM Tool Integration (Schema Drift, Validation, Retries)https://notilux.com/blog/hidden-costs-of-diy-llm-tool/https://notilux.com/blog/hidden-costs-of-diy-llm-tool/Schema drift, broken validation, and retry chaos silently erode DIY LLM tool integrations. Here’s what backend teams miss - and how to fix it.Sun, 25 Jan 2026 00:00:00 GMTBuilding Production-Grade LLM Tools from Existing REST APIshttps://notilux.com/blog/building-production-grade-llm-tools-from-api/https://notilux.com/blog/building-production-grade-llm-tools-from-api/How to turn your existing REST API into a reliable, production-grade LLM tool without brittle prompts, glue code, or constant firefighting.Sun, 01 Feb 2026 00:00:00 GMT