Gemini 2.5 Flash Preview: Intelligence, Performance & Price Analysis
Analysis of Google's Gemini 2.5 Flash Preview and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more. Click on any model to compare API providers for that model. For more details including relating to our methodology, see our FAQs.
Google has launched a newer model, Gemini 2.5 Flash. We suggest considering this model instead of Gemini 2.5 Flash (April '25). See the following pages for a comparison of Gemini 2.5 Flash to other models and Gemini 2.5 Flash API provider benchmarks.
Comparison Summary
Intelligence:
Gemini 2.5 Flash (April '25) is of higher intelligence compared to average, with Artificial Analysis Intelligence Index of 38.
Price:Gemini 2.5 Flash (April '25) is cheaper compared to average with a price of $0.26 per 1M Tokens (blended 3:1).
Gemini 2.5 Flash (April '25) Input token price: $0.15, Output token price: $0.60 per 1M Tokens.
Speed:Latency:Context Window:Gemini 2.5 Flash (April '25) Input token price: $0.15, Output token price: $0.60 per 1M Tokens.
Gemini 2.5 Flash (April '25) has a larger context windows than average, with a context window of 1.0M tokens.
Highlights
Intelligence
Artificial Analysis Intelligence Index; Higher is better
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Speed
Output Tokens per Second; Higher is better
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Price
USD per 1M Tokens; Lower is better
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Gemini 2.5 Flash Preview Model Details
Comparisons to Gemini 2.5 Flash (April '25)
- Gemini 2.5 Flash (April '25)
o3- o4-mini (high)
- gpt-oss-20B (high)
- GPT-4.1
- GPT-5 (medium)
- GPT-5 (minimal)
- gpt-oss-120B (high)
- GPT-5 (high)
Llama 4 Maverick- Gemini 2.5 Pro
- Gemini 2.5 Flash (Reasoning)
Claude 4 Sonnet Thinking
Magistral Small
DeepSeek R1 0528
Grok 4
Solar Pro 2 (Reasoning)
MiniMax M1 80k
Llama Nemotron Super 49B v1.5 (Reasoning)
Kimi K2
EXAONE 4.0 32B (Reasoning)
GLM-4.5
Qwen3 235B 2507 (Reasoning)
Further details
R1 1776
Nova Premier
Phi-4
Granite 3.3 Instruct 8B
Reka Flash 3
DeepHermes 3 - Llama-3.1 8B Preview
Aya Expanse 32B
Jamba 1.7 Large
OpenChat 3.5 (1210)
LFM 40B
DBRX Instruct
Llama 3.1 Tulu3 405B
Arctic Instruct
Yi-Large