Tags give the ability to mark specific points in history as being important
ic-engine v4.10.3 — holdings deterministic + 8 portfolio tools + perf drawdown + massive indices + symbology aliases
ic-engine v4.10.1 — portfolio_holdings deterministic (no fabrication)
ic-engine v4.10.0 — market-data capability matrix + canonical symbology; indices resolve, no fabrication
ic-engine 4.9.0: market_snapshot realtime tool + stateless MCP + natural-language periods (final marketwatch fix bundle)
ic-engine 4.8.6: stateless MCP transport (fixes intermittent Unknown tool)
ic-engine 4.8.5: return sanity-guard + 30yr max horizon (bakes in hotpatched fixes)
ic-engine 4.8.4: natural-language periods + arbitrary-N + overflow clamp + per-symbol returns isolation
ic-engine 4.8.3: epoch-0 date fix + banner-stderr + scale parallelism + narrator performance_window recovery
ic-engine 4.8.2: large-portfolio scale fix (parallel per-symbol delta)
ic-engine 4.8.1: true incremental-delta performance_window (7-round adversarial-gated)
ic-engine 4.8.0 — deterministic portfolio_performance_window time-window tool (replaces narrator-recovery for temporal)
ic-engine 4.7.7 — functional temporal-hedge recovery (hmac-footer strip)
ic-engine 4.7.6 — narrator temporal-hedge recovery + skill docs (recommended config, yfinance disclaimer)
ic-engine 4.7.5 — narrator performance-refusal recovery (phrasing-robust)
ic-engine 4.7.4 — Massive-primary market data, yfinance last-resort fallback
ic-engine 4.7.3 — review-driven correctness + Massive-provider + visibility fixes