Gemini Pro (demo)
Fictional placeholder model used to demo cross-provider views.
Current versionConfirmed
Gemini Pro 3 (demo) demo-gemini-pro-3
Context 1M · max output 64K · text, image, audio, video, pdf · tool use yes · structured output yes Community-reported
| Platform | Input / 1M | Output / 1M | Cached input / 1M | Batch discount | Effective |
|---|---|---|---|---|---|
| Direct API | $2 | $12 | $0.2 | 50% | 2026-09-15 Community-reported |
| Google Vertex AI | $2 | $12 | $0.2 | 50% | 2026-09-15 Community-reported |
Availability
| Platform | Region | Gemini Pro 3 (demo) |
|---|---|---|
| Direct API | global | GA 15 Jul 2026 |
| Google Vertex AI | asia-south1 | GA 15 Jul 2026 |
All versions
- Gemini Pro 4 (demo)Announced (not yet available)
demo-gemini-pro-4· expected 1 Oct 2026 - Gemini Pro 3 (demo)Confirmed
demo-gemini-pro-3· released 15 Jul 2026
Proofs across versions
| Suite | Version | Endpoint | Results | Run cost | Date |
|---|---|---|---|---|---|
| RAG over documents Measured by us | Gemini Pro 3 (demo) | Google Vertex AI · asia-south1 | Answer accuracy: 88.9% Citation faithfulness: 91% Hallucination rate: 3.4% | $10.20 | 16 Sept 2026 |