Gemini 2.5 Flash vs o4 Mini Deep Research
Gemini 2.5 Flash costs 3.2x less per output token.
Which Is Cheaper?
At 1M tokens/mo
Gemini 2.5 Flash: $1
o4 Mini Deep Research: $5
At 10M tokens/mo
Gemini 2.5 Flash: $14
o4 Mini Deep Research: $50
At 100M tokens/mo
Gemini 2.5 Flash: $140
o4 Mini Deep Research: $500
Which Performs Better?
| Test | Gemini 2.5 Flash | o4 Mini Deep Research |
|---|---|---|
| Structured Output | — | — |
| Strategic Analysis | — | — |
| Constrained Rewriting | — | — |
| Creative Problem Solving | — | — |
| Tool Calling | — | — |
| Faithfulness | — | — |
| Classification | — | — |
| Long Context | — | — |
| Safety Calibration | — | — |
| Persona Consistency | — | — |
| Agentic Planning | — | — |
| Multilingual | — | — |