Claude Code Ultimate Guide v3.45.1

Guide 3.45.1 is a patch release.

• Agent Router is public. The guide entry now links FlorianBruniaux/agent-router, public since October 28, 2026 as an experimental source candidate (tag v0.0.1, no packaged release). The license is corrected to Apache-2.0 and the install command follows the public README. The README establishes no general cost or quality gain yet.
• Links to sibling projects: the guide links the Cowork Guide and other sibling sites.

Validation: validate-reference-yaml.py --ci reports 0 hard failures and the public-path check reports 0 offending lines.

Full details: CHANGELOG