The reliability layer
for LLM-powered
web extraction
Catch bad output before it ships. Compare cost and field-level accuracy across prompts, models, and pipelines with evals 🚀
Hallucinated Value
using GPT 5.5Model fabricated data that did not exist in the DOM
-"shipping_date": null
+"shipping_date": "2-3 business days"
Catch hallucinations.
Fix failures.
Ship with confidence.
Visual diffs and reliability metrics for LLM-powered web extraction. Validate unstructured data pipelines at the pixel and field level.
price:
- 19.99
+ 199.99
shipping_date:
- null
+ "Arrives tomorrow"
sku:
"MBA-M3-13-512"