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Google Gemini 2.5 Flash
google·google/gemini-2.5-flash-4·GA·Closed·gemini-flash series
Fast Gemini model balancing multimodal reasoning, tool use, and cost
At a glance
Reference price$0.30 / $2.50 per 1M
Cache read $0.075 · Helicone
Lowest paid$0.30 / $2.50
Helicone Gateway
Context1,048,576
Output limit65,535
Capabilities
✓ Reasoning✓ Tool use? Structured output✓ TemperatureAttachments
Modalities
TextImage
Knowledge cutoff2025-06
Released / updated2025-06-17 / 2025-06-17
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Helicone gemini-2.5-flash | Gateway | $0.30 | $2.50 | $0.075 | $0.30 | 1,048,576 | 65,535 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Helicone$158.00
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)budget_tokens ≥ 0 ≤ 24,576
Related models
Gemini 3.7 Flashsame series$0.75 / $3.75Gemini 3.7 Flash (Google Vertex AI)same series$0.75 / $3.75Gemini 3.7 Flash (Google AI Studio)same series$0.75 / $3.75DeepSeek V4 Flashcheaper alternative$0.14 / $0.28GPT-5.6 Lunacheaper alternative$0.20 / $1.20MiMo-V2.5cheaper alternative$0.14 / $0.28Gemini 2.5 Flash-Litecheaper alternative$0.10 / $0.40
Price historyone sample accumulated per data sync
Input list $0.30Output list $2.50Min blended $0.85
Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-21). Each future sync adds a point, and once accumulated a line is drawn here.