anthropic-sdk
5 posts
Article
The cache we enabled was a 25% surcharge.
A broken prompt-cache config charged Foundry a 25% input premium for 11 days. The fix, the batch ratio, and why RAM prices set your token bill.
Article
Our repair agent patched the wrong file four times
A Claude Code repair agent patched the wrong file four times in 31 hours. Why agents anchor on tracebacks, and the prompt rewrite that fixed it.
Article
Refusal bypass isn't the scary part
What broke when I ran a self-modifying pen test agent through Foundry's harness: $47 burned in 3 hours, a strategy ossification loop, and the registry fix.
Article
Claude Code deleted our deploy pipeline
Why semantic code understanding for Claude Code agents needs an entity index on top of git, not an LSP. Receipts from 90 days of production edits.
Article
your logs are lying to you
Five production failure modes in Claude Code platforms, the exact code that causes each, and the five-step debugging loop that isolates them.