Qianfan-OCR-Fast is $1.32 cheaper per 1M input tokens (66% lower; 2.94x difference).
API cost decision in 10 seconds
Qianfan-OCR-Fast vs Nano Banana Pro (Gemini 3 Pro Image Preview)
Pick Qianfan-OCR-Fast when budget is the priority.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Qianfan-OCR-Fast when budget is the priority.
On the standard 1M input plus 500K output workload, Qianfan-OCR-Fast is estimated at $2.08 vs $8 for Nano Banana Pro (Gemini 3 Pro Image Preview), saving $5.92 (73.9% lower).
Cost-first pickQianfan-OCR-Fast
Context-first pickBoth models
Sample savings$5.9273.9%
10x traffic gap$59.15
The reported context window is tied, so cost and provider fit carry more weight. At 10x that traffic, the same price gap is about $59.15. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Qianfan-OCR-Fast stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Qianfan-OCR-Fast | Nano Banana Pro (Gemini 3 Pro Image Preview) |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Qianfan-OCR-Fast | $4.81 | $16 |
| Balanced workload | 1M input + 1M output | Qianfan-OCR-Fast | $3.49 | $14 |
| Output-heavy chatbot | 1M input + 5M output | Qianfan-OCR-Fast | $14.73 | $62 |
Qianfan-OCR-Fast is $9.19 cheaper per 1M output tokens (76.6% lower; 4.27x difference).
Both models report the same context window at 65.54K tokens.
Qianfan-OCR-Fast is $5.92 cheaper on the standard workload (73.9% 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
Qianfan-OCR-Fast has the lower input price; Qianfan-OCR-Fast has the lower output price; both models report the same context window. For the 1M input plus 500K output sample, Qianfan-OCR-Fast is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $2.08 for Qianfan-OCR-Fast and $8 for Nano Banana Pro (Gemini 3 Pro Image Preview).
Choose Qianfan-OCR-Fast when you care most about lower input-token price, and lower output-token price.
Choose Nano Banana Pro (Gemini 3 Pro Image Preview) 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, Qianfan-OCR-Fast is estimated at $2.08 vs $8 for Nano Banana Pro (Gemini 3 Pro Image Preview), saving $5.92 (73.9% lower).
- Qianfan-OCR-Fast is $5.92 cheaper on the standard workload (73.9% lower).
- Qianfan-OCR-Fast is $1.32 cheaper per 1M input tokens (66% lower; 2.94x difference).
- Qianfan-OCR-Fast is $9.19 cheaper per 1M output tokens (76.6% lower; 4.27x difference).
- Both models report the same context window at 65.54K tokens.
| Feature | Qianfan-OCR-Fast (Baidu) | Nano Banana Pro (Gemini 3 Pro Image Preview) (Google) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.68 | $2 |
| Completion Price per 1M tokens | $2.81 | $12 |
| Sample Workload Cost 1M input + 500K output | $2.08 | $8 |
| Context Window | 65.54K | 65.54K |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Qianfan-OCR-Fast | On the standard 1M input plus 500K output workload, Qianfan-OCR-Fast is estimated at $2.08 vs $8 for Nano Banana Pro (Gemini 3 Pro Image Preview), saving $5.92 (73.9% lower). |
| High-volume input processing | Qianfan-OCR-Fast | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Qianfan-OCR-Fast | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Tie | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
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Open Google modelsQianfan-OCR-Fast is a domain-specific multimodal large model purpose-built for OCR. By leveraging specialized OCR training data while preserving versatile multimodal intelligence, it provides a powerful performance upgrade over Qianfan-OCR.
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...