{"site":"khanacademy.org","task":"education.find_free_course","available":true,"recipe":{"uri":"recipe://khanacademy.org/education.find_free_course/public-preflight-v1","version":1,"status":"active","agent_class":"browser_agent_public_preflight","summary":"Browse subjects and lessons free without an account; saving progress requires a free login. Fully public content for discovery.","steps":[{"order":1,"instruction":"Open the documented public path for Khan Academy: Browse subjects and lessons free without an account; saving progress requires a free login. Fully public content for discovery.","evidence_gate":"Public source or help surface is visible."},{"order":2,"instruction":"Check the listed blockers and policy constraints before entering account, payment, booking, or cancellation state.","evidence_gate":"policy_parseable"},{"order":3,"instruction":"Stop before any irreversible or user-sensitive action and ask for explicit approval.","evidence_gate":"User approval is captured before final action."}],"guards":["Content is free; progress tracking needs a learner account.","Provide informational workflow guidance only, not education or admissions advice."],"success_signals":["Relevant lesson/unit located","Course structure summarized"],"expires_at":"2026-06-10T05:36:36.996Z"},"known_blockers":[],"confidence":{"score":0.31,"level":"low","sample_size":3,"rationale":"Confidence reflects 1.05 effective weight, Wilson bounds 0.166847-0.99629, and Beta posterior mean 0.63082."},"freshness":{"updated_at":"2026-06-09T05:36:36.996Z","age_days":0,"status":"fresh","rationale":"Latest evidence is 0 days old."},"evidence":{"sample_size":3,"source_tiers":["public_web_observation"],"evidence_ids":["top100-education-4-khanacademyorg-educationfind-free-course"],"latest_evidence_id":"top100-education-4-khanacademyorg-educationfind-free-course","notes":["Open, free educational content; clearly parseable for discovery.","Source: https://www.khanacademy.org/","Source: https://www.khanacademy.org/about"]},"trust":{"score":0.32,"level":"low","reporter_count":0,"deduplicated_evidence_count":0,"quarantined_count":0,"rationale":"Low-trust public web observation from official or public task documentation; treat as directional until measured agent runs arrive."},"recommended_actions":[{"priority":"medium","actor":"agent","action":"Content is free; progress tracking needs a learner account.","expected_impact":"Keeps the agent inside documented, reversible, user-approved boundaries."}]}