Advanced tool use (2025)¶
Reference
Citation: Anthropic. "Advanced tool use" (24 Nov 2025). Type: guidance. Link: anthropic.com/engineering/advanced-tool-use.
What it is¶
Engineering guidance on advanced tool use for agents. It reports how the size of the tool surface affects token cost and tool-selection accuracy.
Role in the record¶
- Grounds BP06: a large tool surface raises token cost and lowers tool-selection accuracy.
Atom-level for/against detail and quotes are in the provenance data (assets/provenance.yml), keyed by practice atom.