jevnav — browser decisions you can replay

jevnav — browser decisions you can replay An architecture diagram generated by Archify. Agent or human · MCP client or shell · Architecture component Agent or human MCP client or shell jevnav MCP · stdio, 15 tools · Local machine — no telemetry, traces stay here · ready in 22ms jevnav MCP stdio, 15 tools ready in 22ms jevnav CLI · run · go · play · replay · Local machine — no telemetry, traces stay here jevnav CLI run · go · play · replay Jev · System One · typed questions · Architecture component · p50 312ms · $0.00004 Jev System One · typed questions p50 312ms · $0.00004 Gate · auto · review · blocked · Local machine — no telemetry, traces stay here · risky ⇒ review Gate auto · review · blocked risky ⇒ review Act · click · fill · select · Local machine — no telemetry, traces stay here · role locator Act click · fill · select role locator Candidate shortlist · role + accessible name · Local machine — no telemetry, traces stay here · ≤120, ranked Candidate shortlist role + accessible name ≤120, ranked Browser · fresh · profile · CDP · Local machine — no telemetry, traces stay here Browser fresh · profile · CDP Trace JSONL · shortlist + decision + verify · Local machine — no telemetry, traces stay here Trace JSONL shortlist + decision + verify replay · offline, no model call · Local machine — no telemetry, traces stay here · exit 1 on change replay offline, no model call exit 1 on change Side tools · console · network · js · perf · Local machine — no telemetry, traces stay here · never traced Side tools console · network · js · perf never traced Play mode · state probe → Jev · action set · Local machine — no telemetry, traces stay here · 5 decisions/s Play mode state probe → Jev · action set 5 decisions/s intent choices auto acts DOM, in-viewport first same JSONL play mode Local machine — no telemetry, traces stay here Legend Backend Database Cloud Security External