NSNikhil Saiinnikhilsaiankilla.hashnode.dev·Aug 9 · 3 min readLLM Token Counting, Pricing, and Context Windows ExplainedTokens are the unit every LLM API bills and budgets on. A prompt that "looks short" in the editor can still burn thousands of tokens once the system message, tool schemas, and conversation history are00
NSNikhil Saiinnikhilsaiankilla.hashnode.dev·Aug 9 · 3 min readPEM vs DER and How to Read an X.509 CertificateCertificates fail loudly in browsers and quietly in mutual-TLS services. The file on disk might be PEM, DER, or "a .crt that is secretly one or the other," and the error message is usually unable to l00
