APIEngineering

The Security Audit That Should Terrify You A security researcher recently scanned 900 publicly accessible configuration files on GitHub. Within minutes, they found 41 valid, active cloud service API keys — keys that granted immediate, unauthenticated access to production servers. No brute force, no social engineering. Just a simple git grep across misconfigured repos. This is not a hypothetical vulnerability. This is happening right now, at scale, across thousands of organizations. ...

Introduction DeepSeek’s disk-based automatic context caching is famous for near 90% input token savings: cached prefix tokens cost just a tiny fraction of standard input pricing, with zero manual configuration required. Thousands of developers switch to DeepSeek chasing this aggressive discount for long system prompts, code rules, and repeated tool definitions. But a costly reality hits teams running ClaudeCode / OpenCode (code agent runtimes built for Anthropic-style cache_control) against the DeepSeek API: ...