Gemini 2.5 Flash (Reasoning) API Pricing
Google · released 2025-05-20
Pricing
0.030¢ / 1K
0.250¢ / 1K
0.085¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.09¢ |
| RAG query | 4,000 in / 500 out | 0.245¢ |
| Long document summary | 50,000 in / 1,000 out | $0.0175 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.0140 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $27.00 |
Cost = (input tokens ÷ 1,000,000 × $0.30) + (output tokens ÷ 1,000,000 × $2.50).
Benchmarks
#201 of 533
#79 of 249
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Qwen3.5 4B (Reasoning) | 13.1 | $0.06 |
| Nemotron 3.5 Lightning | 12.9 | $0.095 |
| Granite 4.2 8B | 11.1 | $0.107 |
| GPT-5 nano (high) | 13.0 | $0.138 |
| Gemma 4 12B (Reasoning) | 14.2 | $0.15 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| EXAONE 4.5 33B | 13.2 | — |
| Command A+ | 13.1 | — |
| DeepSeek R1 0528 (May '25) | 13.1 | $1.763 |
| Gemini 2.5 Flash (Reasoning) | 13.1 | $0.85 |
| Qwen3.5 4B (Reasoning) | 13.1 | $0.06 |
| GPT-5 nano (high) | 13.0 | $0.138 |
| Nemotron 3.5 Lightning | 12.9 | $0.095 |
More from Google
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Gemini 3.8 Flash (high) | 40.9 | $1.50 |
| Gemini 3.7 Flash (medium) | 39.6 | $1.50 |
| Gemini 3.6 Flash (high) | 34.0 | $1.50 |
| Gemini 3.5 Flash (medium) | 33.6 | $3.375 |
| Gemini 3.1 Pro Preview | 29.7 | $4.50 |
| Gemini 3 Pro Preview (high) | 28.0 | $4.50 |
| Gemini 3 Flash Preview (Reasoning) | 26.3 | $1.125 |
| Gemini 3.5 Flash-Lite | 22.2 | $0.85 |
Count tokens & estimate cost for Gemini 2.5 Flash (Reasoning) See Gemini 2.5 Flash (Reasoning) on the leaderboard
Source: Artificial Analysis · last synced 2026-09-22
FAQ
Who develops Gemini 2.5 Flash (Reasoning)?
Gemini 2.5 Flash (Reasoning) is developed by Google, released 2025-05-20.
How much does Gemini 2.5 Flash (Reasoning) cost per million tokens?
Gemini 2.5 Flash (Reasoning) costs $0.30 per 1M input tokens and $2.50 per 1M output tokens ($0.85 blended), per Artificial Analysis's official pricing data.
How does Gemini 2.5 Flash (Reasoning) rank on benchmarks?
Gemini 2.5 Flash (Reasoning) scores 13.1 on the Artificial Analysis Intelligence Index, ranking #201 of 533 models we track.
Is there a cheaper model with similar intelligence to Gemini 2.5 Flash (Reasoning)?
Yes — Qwen3.5 4B (Reasoning) scores similar intelligence (13.1) at $0.06/1M blended, versus $0.85/1M for Gemini 2.5 Flash (Reasoning).
Where does this data come from?
Pricing and benchmark data for Gemini 2.5 Flash (Reasoning) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.