Gemini 2.5 Flash is $0.5 cheaper per 1M input tokens (62.5% lower; 2.67x difference).
API cost decision in 10 seconds
🔥Gemini 2.5 Flash vs Claude 3.5 Haiku
Pick Gemini 2.5 Flash when budget and context both matter.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Gemini 2.5 Flash when budget and context both matter.
On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $2.8 for Claude 3.5 Haiku, saving $1.25 (44.6% lower).
Cost-first pickGemini 2.5 Flash
Context-first pickGemini 2.5 Flash
Sample savings$1.2544.6%
10x traffic gap$12.5
Gemini 2.5 Flash is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $12.5. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Gemini 2.5 Flash stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Gemini 2.5 Flash | Claude 3.5 Haiku |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Gemini 2.5 Flash | $2.75 | $6 |
| Balanced workload | 1M input + 1M output | Gemini 2.5 Flash | $2.8 | $4.8 |
| Output-heavy chatbot | 1M input + 5M output | Gemini 2.5 Flash | $12.8 | $20.8 |
Gemini 2.5 Flash is $1.5 cheaper per 1M output tokens (37.5% lower; 1.6x difference).
Gemini 2.5 Flash has 848.58K more context (5.24x larger).
Gemini 2.5 Flash is $1.25 cheaper on the standard workload (44.6% lower).
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Gemini 2.5 Flash has the lower input price; Gemini 2.5 Flash has the lower output price; Gemini 2.5 Flash offers the larger context window. For the 1M input plus 500K output sample, Gemini 2.5 Flash is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $1.55 for Gemini 2.5 Flash and $2.8 for Claude 3.5 Haiku.
Choose Gemini 2.5 Flash when you care most about lower input-token price, lower output-token price, and larger context window.
Choose Claude 3.5 Haiku when its provider, model quality, latency, or availability is more important than the numeric price/context winner.
- On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $2.8 for Claude 3.5 Haiku, saving $1.25 (44.6% lower).
- Gemini 2.5 Flash is $1.25 cheaper on the standard workload (44.6% lower).
- Gemini 2.5 Flash is $0.5 cheaper per 1M input tokens (62.5% lower; 2.67x difference).
- Gemini 2.5 Flash is $1.5 cheaper per 1M output tokens (37.5% lower; 1.6x difference).
- Gemini 2.5 Flash has 848.58K more context (5.24x larger).
| Feature | 🔥Gemini 2.5 Flash (Google) | Claude 3.5 Haiku (Anthropic) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.3 | $0.8 |
| Completion Price per 1M tokens | $2.5 | $4 |
| Sample Workload Cost 1M input + 500K output | $1.55 | $2.8 |
| Context Window | 1.05M | 200K |
| Release Date | ||
| Popularity | #15 | #104 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Gemini 2.5 Flash | On the standard 1M input plus 500K output workload, Gemini 2.5 Flash is estimated at $1.55 vs $2.8 for Claude 3.5 Haiku, saving $1.25 (44.6% lower). |
| High-volume input processing | Gemini 2.5 Flash | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Gemini 2.5 Flash | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Gemini 2.5 Flash | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Gemma 4 31B (free) can replace Gemini 2.5 Flash when lower sample workload cost matters most: $0.
- Gemma 4 26B A4B (free) can replace Gemini 2.5 Flash when lower sample workload cost matters most: $0.
- Lyria 3 Clip Preview can replace Gemini 2.5 Flash when lower sample workload cost matters most: $0.
- Lyria 3 Pro Preview can replace Gemini 2.5 Flash when lower sample workload cost matters most: $0.
- Llama 4 Scout offers 10M context with $0.23 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Owl Alpha offers 1.05M context with $0 sample workload cost.
- DeepSeek V4 Flash · DeepSeek · #1
- Hy3 preview · Tencent · #2
- Claude Opus 4.7 · Anthropic · #3
- Claude Sonnet 4.6 · Anthropic · #4
Cheaper alternatives
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