# subagentevaluations.com — the Evaluation primitive > A durable, evidence-based evaluation history generalized from the real Managed Agents outcome-evaluation event schema (span.outcome_evaluation_start/_ongoing/_end): a grader scores an artifact against a rubric and returns a result plus explanation. ## API - GET /api/evaluations — list all evaluations, filterable by ?target_site= and ?result= - GET /api/evaluations/:id — fetch one evaluation by id - POST /api/evaluations — create an evaluation (gated by EVALUATIONS_WRITE_SECRET) ## Family This site is one of 36 Cloudflare Workers in the subagent*.com family. For the live, machine-readable directory of every sibling domain, Cloudflare zone ID, and worker binding, fetch: https://subagentsubdomains.com/api/dns-zones For a unified catalog of every API route across every primitive in the family: https://subagentapi.com/api/catalog