Google Gemini Grounding API: Direct Access to Verified Data
Google updated the Gemini Grounding API to prioritize verified, structured data sources. Companies with schema.org markup and JSON-LD profiles now receive preferential treatment in Gemini's fact-grounding pipeline.
API changes
- Gemini Grounding now assigns trust scores to data sources.
- Schema.org Organization markup increases grounding priority by 2.8x.
- Timestamped, versioned data receives higher freshness scores.
Recommended actions
- Implement full schema.org Organization markup on company pages.
- Ensure JSON-LD includes dateModified and dateVerified properties.
- Register with Google Business Profile for additional grounding signals.
Verified Company Profiles on AuthorityPrompt
AuthorityPrompt maintains verified, structured company data optimized for AI systems and LLM indexing.