Creates a new A/B test in draft status. The test must include at least
two variants, each referencing a valid agent configuration with a traffic
weight. Requires ab_testing:manage permission.
Bearer token using an API key (format: nl_live_* or nl_test_*).
A/B test created successfully
An A/B test comparing multiple agent configurations.
Unique A/B test identifier
Account that owns this A/B test
A/B test display name
Current test lifecycle status
draft, running, paused, completed Agent configuration variants being compared
2Optional description of the test hypothesis