{"task":{"key":"commerce.compare_sellers","title":"Compare Sellers","surface":"seller_marketplace","description":"Compare marketplace sellers for the same product using price, condition, authenticity signals, shipping, and return policies.","aliases":["commerce seller comparison","marketplace seller compare","compare retail sellers"],"params_schema":{"type":"object","properties":{"product_query":{"type":"string"},"marketplace":{"type":"string"},"seller_requirements":{"type":"array","items":{"type":"string"}}}},"success_criteria":["Seller identity, rating, fulfillment method, and return terms are compared","Material risks such as low ratings or third-party fulfillment are surfaced","Recommended seller is justified with current evidence"],"recommended_agent_posture":"Autonomous comparison is appropriate; stop before selecting a seller if user constraints are ambiguous.","handoff_posture":"agent_autonomous","api_posture":"browser_only","typical_blockers":["dynamic_dom_unstable","hidden_fee","price_mismatch"],"related_tasks":["commerce.verify_authenticity","commerce.check_return_policy","commerce.compare_prices"],"category":"commerce","status":"live"},"category":{"key":"commerce","title":"Commerce","blurb":"Buying, comparing, tracking, returning, and resolving online purchases.","order":10,"status":"live","aliases":["shopping","buying","retail","marketplaces"]},"health":"unknown","sites":[],"known_blockers":[],"typical_blockers":["dynamic_dom_unstable","hidden_fee","price_mismatch"],"handoff_posture":"agent_autonomous","api_posture":"browser_only","confidence":{"score":0,"level":"low","sample_size":0,"rationale":"No verified CrawlDex runs are available for this site and task yet."},"freshness":{"updated_at":null,"age_days":null,"status":"unknown","rationale":"No timestamped evidence is available."},"evidence":{"sample_size":0,"source_tiers":[],"evidence_ids":[],"latest_evidence_id":null,"notes":[]},"trust":{"score":0,"level":"untrusted","reporter_count":0,"deduplicated_evidence_count":0,"quarantined_count":0,"rationale":"No measured evidence exists for this task yet."},"recommended_actions":[{"priority":"high","actor":"crawldex","action":"Run canaries for commerce.compare_sellers before routing agents through this task.","expected_impact":"Turns catalog-only task intent into evidence-backed operating guidance."}]}