OptiSift
Comparison workspaces
Define what matters, collect and verify evidence, compare alternatives, run improvement agents, and publish only when the workspace is ready.
One shared engineMany schemasPrivate by defaultReview-gated AI
Example workspaces
Two live comparisons run on the same engine with completely different schemas — open either workbench, or bring your own data to start a third.
| Workspace | What it compares | Items | Metrics | Sources | |
|---|---|---|---|---|---|
AI Model Rankings ai-models · example | Compare large language models on price, context window, capabilities, and real benchmark scores. | 17 | 10 | 4 | Open workbench |
Golf Cart Comparisons golf-carts · example | Compare golf carts on top speed, range, battery, power, and price across major manufacturers. | 65 | 9 | 19 | Open workbench |
Crypto Markets crypto-markets | Sample comparison seeded live from the CoinGecko API: the top cryptocurrencies by market capitalization. | 20 | 5 | 1 | Open workbench |
Largest US Banks us-banks | Sample comparison seeded live from the FDIC BankFind API: the 20 largest FDIC-insured banks by total assets (amounts in $ thousands). | 1 | 5 | 1 | Open workbench |
Orbital Rockets spacex-rockets | Sample comparison seeded live from the Launch Library 2 API: orbital launch vehicles ranked on capacity, track record, and cost. | 19 | 8 | 1 | Open workbench |
Top Federal Contractors federal-contractors | Sample comparison seeded live from the USAspending API: the top recipients of federal contract obligations, FY2026 to date vs full FY2025. | 18 | 2 | 1 | Open workbench |
World Economies world-economies | Sample comparison seeded live from World Bank Open Data: the 20 largest economies by 2024 GDP. | 20 | 3 | 1 | Open workbench |