{"uid":"cap_Cfas3d8LnnHHDA8c7wevB","slug":"laevitas-vol-surface-risk-ladder-631ff0a6","name":"Laevitas Vol Surface Risk Ladder","description":"Professional market data API for crypto derivatives, spot markets, prediction markets, Hyperliquid HyperCore data, proprietary volatility surfaces, and analytics.\n\n## Authentication\n\nUse an API key for authenticated REST requests:\n\n```http\nX-API-Key: your-api-key-here\n```\n\nMost data endpoints also support x402 pay-per-request without an API key.\n\n| Resource | Path |\n| --- | --- |\n| OpenAPI JSON | `GET /openapi.json` |\n| x402 discovery | `GET /.well-known/x402` |\n| Changelog | `GET /api/v1/changelog` |\n| WebSocket docs | `GET /websocket` |\n\n## REST Surfaces\n\n| Surface | Examples |\n| --- | --- |\n| Instruments | Cross-market contract reference data |\n| Futures | OHLCVT, trades, tickers, orderbook, liquidations, carry |\n| Perpetuals | OHLCVT, trades, funding, open interest, orderbook, liquidations |\n| Options | OHLCVT, trades, Greeks, volatility, flow, dealer GEX |\n| Vol Surface | Proprietary surface snapshots, slices, strikes, term structure, risk |\n| Spot | OHLCVT, ticker, trades, volume, L2 orderbook, snapshots |\n| Predictions | Polymarket instruments, categories, trades, ticker history |\n| Hyperliquid - HyperCore | Node-derived fills, liquidations, positions, funding, TWAPs, resting orders, L2 books |\n| Analytics | Realized volatility and derived metrics |\n\n## Pagination\n\nPaginated endpoints return the cursor at `meta.next_cursor`. Pass that value back as the `cursor` query parameter to fetch the next page.\n\n## WebSocket Streaming\n\nReal-time streams are documented at `/websocket`.\n\n| Data | Channel pattern |\n| --- | --- |\n| Trades | `trades.{market}.{exchange}.{instrument}` |\n| OHLC ticker | `ohlc.ticker.{market}.{exchange}.{instrument}.{timeframe}` |\n| OHLCVT | `ohlc.vt.{market}.{exchange}.{instrument}.{timeframe}` |\n\nVariables: `market` is one of `perpetuals`, `futures`, `options`, or `spot`; `timeframe` is one of `1m`, `5m`, `15m`, `1h`, `4h`, or `1d`.\n\n## Quick Start\n\n```bash\ncurl \"https://apiv2.laevitas.ch/api/v1/futures/ohlcvt?exchange=deribit&instrument_name=BTC-PERPETUAL\" \\\n  -H \"X-API-Key: your-api-key-here\"\n```","url":"https://apiv2.laevitas.ch/api/v1/vol-surface/risk/ladder","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"positions":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Ql2isIBmXsqCCs2xVzOX6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a risk ladder (scenario P&L/Greeks across price moves) for a set of options/derivatives positions using Laevitas proprietary volatility surfaces.","exampleAgentPrompt":"Can you run a risk ladder for my current BTC options positions — I have a mix of long calls and short puts — and show me the scenario P&L and Greeks across different price levels using the Laevitas vol surface?","exampleUseCases":null,"resultDescription":"Returns a JSON object with a 'data' field containing the risk ladder results — scenario P&L, Greeks (delta, gamma, vega, theta), and other risk metrics computed across a range of underlying price moves — derived from Laevitas proprietary volatility surfaces, plus a 'success' boolean.","failureModes":["Invalid or malformed positions string returns error","Missing or invalid API key / unpaid x402 request returns 401/402","Empty positions input may return empty data object","Positions referencing unknown instruments may fail to resolve","Network timeout for large or complex position sets","Malformed JSON request body returns 400"],"whenToPreferThis":"Use this endpoint when you need to compute scenario risk (P&L and Greeks) across a range of price moves for a crypto options or derivatives portfolio, leveraging Laevitas's proprietary volatility surfaces rather than generic market implied vols. Prefer this over generic Greeks endpoints when you need a full ladder view across multiple price scenarios simultaneously.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:50:26.590Z","isFirstParty":false}