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Function tools defined: custom code vs sandboxed runtimes

Distinguish custom function tools from sandboxed Code Interpreter runtimes to prevent treating external connections as identical black boxes in agents.

Jul 19, 2026

Diego Alvarez 15 min read

recallsqlite: Stop memory bloat with 80ms latency

I built recallsqlite to fix memory accumulation, keeping latency at 80ms while competitors drop to 0.05 accuracy with bloated contexts.

Jul 14, 2026

Diego Alvarez 12 min read