Jane Street

Estimate the worker pool a summarization queue needs using Little's Law

Estimate the monthly bill before and after adding a model routing tier

Identify the core problem weak to strong generalization tries to solve

Distinguish direct from indirect prompt injection with concrete sources

Proposition based indexing and the granularity problem it solves

Keeping a RAG index fresh as the source corpus changes: what does incremental indexing require?

Why an enterprise picks AWS Bedrock or GCP Vertex AI over the model vendor's direct API

Why cap tool output size at the tool boundary instead of letting the model deal with it?

Why is context stuffing the opposite of context engineering, even on a 1M-token window?

Match each LLM observability vendor to its 2026 positioning slogan