{"slug":"tplink-archer-c4000-v3-us","display_name":"Archer C4000","model_name":"Archer C4000","hardware_revision":"v3","region_code":"US","category":"router","vendor":{"slug":"tplink","name":"TP-Link"},"verdict":{"status":"quiet","label":"Gone quiet","confidence":"medium","reason":"365 days since the last release against a median gap of 96 (3.8x)","algorithm_version":"lifecycle-1","computed_at":"2026-09-30T01:14:42.506492+00:00","thresholds":{"quiet_days":730,"active_max_days":365,"active_multiple":1.5,"slowing_multiple":3.0,"max_gap_dispersion":1.0,"high_confidence_releases":5,"min_releases_for_cadence":3,"never_updated_min_age_days":365}},"measurements":{"release_count":7,"first_release_date":"2019-05-13","last_release_date":"2025-09-30","days_since_last_release":365,"median_gap_days":96.5,"cadence_multiple":3.782,"observed_support":{"days":2332,"is_floor":true,"measured_from":"first_release"},"promise":{"end_date":null,"is_estimated":false,"is_floor":false,"honoured":null,"basis":"no_eol_announcement"},"cve_patch_latency_days":{"median":null,"measurable":false}},"releases":[{"version":"Archer C4000(US)_V3_1.1.1 Build 20250919","channel":"stable","claimed_release_date":"2025-09-30","claimed_date_precision":"day","is_vendor_dated":true,"first_observed_at":"2026-08-01T18:37:57.630436+00:00","observation_kind":"live_crawl","withdrawn_at":null,"changelog":"New Features/Enhancement: 1. 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