LLM JSON API

This feed is designed for retrieval pipelines, assistants, and downstream LLM integrations that need deterministic scenario data.

Endpoints

Index of available scenario payloads: /llm/index.json
Scenario payload pattern: /llm/<category>/<slug>.json
Example payload: /llm/mortgage-payment/300000-at-6-5-for-30-years.json

Schema Contract

Version is set in the payload under version. Current contract version is 1.0.

Stable root fields: version, scenario, summary, followUpQAs, rateSensitivity, termComparison, sourcePath, generatedAt
Monetary values are USD numbers rounded to 2 decimals.
Consumers should tolerate additive fields in future minor updates.

Update Policy

Payloads are regenerated during the standard build process and aligned with the currently indexable scenario set.

Reviewed by PayCalc Editorial Team. Last content review: 2026-02-20.