Canonical text fidelity
Verify verse boundaries, versification, translation identity, copyright terms, and how revisions are handled.
API comparison · Scripture and theology
Bible API vs.
theological evidence API
Understand when a Christian application needs exact Scripture text, broader theological evidence, or both—and what each API leaves to the product team.
Maintained by Feason
Short answer
Choose for the evidence contract you need.
A Bible API gives a product canonical Scripture text and reference operations. A theological evidence API gives it a structured evidence layer across Scripture and other Christian sources. Use both when the product combines a Bible reading experience with source-grounded AI study.Comparison
Different tools solve different layers.
| Approach | Best for | Provides | Your responsibility |
|---|---|---|---|
| Bible API | Reading surfaces, verse lookup, translation selection, canonical navigation, and Scripture search. | Bible text and reference structure, often across one or more licensed or public-domain translations. | Interpretation, historical sources, tradition claims, theological synthesis, and AI citation behavior. |
| Theological evidence API | Study assistants, theological research, claim checking, and inspectable Christian AI answers. | Retrieved Scripture and historical passages with provenance, source categories, positions, coverage, and caveats. | Bible reading UX, final conclusions, pastoral boundaries, and the model-generated response. |
| Combined architecture | Products that need a dependable Bible reader plus source-grounded study and AI features. | A clear canonical text layer alongside a separate evidence and research layer. | Identity mapping between references, rights compliance, citation rendering, and coherent user experience. |
Evaluation criteria
Inspect the evidence, not the pitch.
Non-Scripture provenance
Historical and doctrinal passages need author, work, date, edition, tradition, license, and a stable source path.
Layer separation
Keep canonical source text, curated relationships, and generated interpretation distinct in data and interface.
Reference interoperability
Test whether passage identifiers and canonical references can be linked across the reader and evidence services.
Disagreement modeling
A study product should attribute contested claims instead of blending them into an unlabeled Christian consensus.
Failure disclosure
Inspect rate limits, missing translations, absent sources, truncation, and whether unsupported requests fail clearly.
Implementation
A bounded way to test the choice.
Separate reading from research
Write down which requests need exact canonical text and which need evidence across source types or traditions.
Define the shared reference
Choose the canonical book, chapter, verse, source, and passage identifiers your interface will preserve.
Keep outputs visibly distinct
Render Bible text, historical quotations, curated notes, and model-generated explanation with separate labels.
Verify a complete journey
Open a verse, ask a disputed question, inspect every cited source, and confirm that missing coverage stays visible.
Questions
Frequently asked.
Is a theological evidence API a replacement for a Bible API?
No. A Bible API is the direct choice for canonical verse display and translation-aware reading. A theological evidence API answers a different need: retrieving Scripture together with attributed historical and tradition-specific sources.
Can an application use both?
Yes. A product can use a licensed Bible API for the reading surface and Feason Context for evidence discovery, tradition comparison, claim evaluation, and citation verification.
Does more source material make an answer correct?
No. More retrieval can improve inspectability but does not settle interpretation. Applications must preserve attribution, caveats, and human judgment.
How should missing tradition coverage be shown?
Show it as missing corpus coverage. Do not infer that a tradition lacks a position merely because the current source collection returned no passage.
Feason Context · Source-grounded Christian evidence