Agent Initiative Benchmark by Deepnote Ranks GPT-6 Astra First
The benchmark shifts evaluation focus from task completion to initiative judgement — knowing when not to act — a gap standard QA suites do not measure. Teams evaluating proactive agents for internal workspaces get a comparable cost-per-task metric alongside scores, which exposes Claude Fable 5.2's steep price gap versus the GPT-6 family. Builders choosing models for Slack integrations and agent orchestration can use the loop design as a template for their own internal evals.
