Gemini 3 Pro Image vs Gemini 3.1 Flash Image
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| Comparison | Gemini 3 Pro Imagegemini-3-pro-image | Gemini 3.1 Flash Imagegemini-3.1-flash-image |
|---|---|---|
| Type | Image | Image |
| Best for | Generating and editing images from text prompts | Generating and editing images from text prompts |
| TokenRex price | $0.134 per image | $0.0671 per image |
| Cached input / 1M tokens | No separate cached rate listed | No separate cached rate listed |
| Cache write / 1M tokens | Not applicable | Not applicable |
| Cached output | Not offered · standard output rate applies | Not offered · standard output rate applies |
| Market price | $0.134 per image | $0.0671 per image |
| Context window (provider) | Not applicable | — |
| Input token limit (provider) | 65,536 tokens | Within the context window |
| Maximum output | 32,768 tokens | — |
| Vendor input modalities | Text, Image | Not verified |
| Vendor output modalities | Text, Image | Not verified |
| TokenRex endpoints | POST /v1/images/generations · POST /v1/images/edits | POST /v1/images/generations · POST /v1/images/edits |
| Benchmarks | ||
| Benchmark evidence | 1 source-linked results | 1 source-linked results |
| Artificial Analysis AA-Image-T2I v2.0 Leaderboard | 1102Elo Also marketed as 'Nano Banana Pro'; Artificial Analysis Image Arena, pairwise human preference Elo. Published source text: Leaderboard entry: 'Nano Banana Pro (Gemini 3 Pro Image) | Elo 1102±8 (95% interval 1094-1110) | 17,341 samples | Nov 2025', rank 8-13. Artificial Analysis — AA-Image-T2I v2.0 Leaderboard | — |
| AA-Image-T2I v2.0 | — | 1126Elo Freshly fetched overall v2.0 human-preference table. Published configuration: Nano Banana 2. Quality setting is source-specific, not necessarily TokenRex default. Elo changes with votes; not a percentage or gateway test. Artificial Analysis · Text-to-Image Arena |
No overall score, winner or cost-versus-score frontier is calculated without comparable, attributable benchmark evidence. Different test configurations appear separately. Vendor capabilities are distinct from TokenRex API support.
— means no published value or no matching capability. Provider token limits are not tested gateway guarantees; TokenRex media controls and response formats are listed separately.
Gemini 3 Pro Image
Sources and verification
Provider specifications describe the upstream model, not a guarantee of every feature through TokenRex. Prices come from the enabled catalog; benchmark results belong to the exact tested model.
- Provider model specifications
Vendor-reported
Last checked - Artificial Analysis — AA-Image-T2I v2.0 Leaderboard
Third-party report
Last checked
Gemini 3.1 Flash Image
Sources and verification
Provider specifications describe the upstream model, not a guarantee of every feature through TokenRex. Prices come from the enabled catalog; benchmark results belong to the exact tested model.
- Vendor model documentation
Vendor-reported
Last checked - Artificial Analysis · Text-to-Image Arena
Third-party report
Last checked
Research notes (1)
- The reviewed discovery source does not verify every specification for this exact TokenRex ID. Missing fields have not been inferred from other releases.
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