GPT-5.1-Codex-Mini is $0.43 cheaper per 1M input tokens (63.2% lower; 2.72x difference).
API cost decision in 10 seconds
Qianfan-OCR-Fast vs GPT-5.1-Codex-Mini
Pick GPT-5.1-Codex-Mini when budget and context both matter.
Pricing data updated:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick GPT-5.1-Codex-Mini when budget and context both matter.
On the standard 1M input plus 500K output workload, GPT-5.1-Codex-Mini is estimated at $1.25 vs $2.08 for Qianfan-OCR-Fast, saving $0.83 (40% lower).
Cost-first pickGPT-5.1-Codex-Mini
Context-first pickGPT-5.1-Codex-Mini
Sample savings$0.8340%
10x traffic gap$8.35
GPT-5.1-Codex-Mini is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $8.35. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
GPT-5.1-Codex-Mini stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Qianfan-OCR-Fast | GPT-5.1-Codex-Mini |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | GPT-5.1-Codex-Mini | $4.81 | $2.25 |
| Balanced workload | 1M input + 1M output | GPT-5.1-Codex-Mini | $3.49 | $2.25 |
| Output-heavy chatbot | 1M input + 5M output | GPT-5.1-Codex-Mini | $14.73 | $10.25 |
GPT-5.1-Codex-Mini is $0.81 cheaper per 1M output tokens (28.8% lower; 1.41x difference).
GPT-5.1-Codex-Mini has 334.46K more context (6.1x larger).
GPT-5.1-Codex-Mini is $0.83 cheaper on the standard workload (40% 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
GPT-5.1-Codex-Mini has the lower input price; GPT-5.1-Codex-Mini has the lower output price; GPT-5.1-Codex-Mini offers the larger context window. For the 1M input plus 500K output sample, GPT-5.1-Codex-Mini 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 $1.25 for GPT-5.1-Codex-Mini.
Choose Qianfan-OCR-Fast when its provider, model quality, latency, or availability is more important than the numeric price/context winner.
Choose GPT-5.1-Codex-Mini when you care most about lower input-token price, lower output-token price, and larger context window.
- On the standard 1M input plus 500K output workload, GPT-5.1-Codex-Mini is estimated at $1.25 vs $2.08 for Qianfan-OCR-Fast, saving $0.83 (40% lower).
- GPT-5.1-Codex-Mini is $0.83 cheaper on the standard workload (40% lower).
- GPT-5.1-Codex-Mini is $0.43 cheaper per 1M input tokens (63.2% lower; 2.72x difference).
- GPT-5.1-Codex-Mini is $0.81 cheaper per 1M output tokens (28.8% lower; 1.41x difference).
- GPT-5.1-Codex-Mini has 334.46K more context (6.1x larger).
| Feature | Qianfan-OCR-Fast (Baidu) | GPT-5.1-Codex-Mini (OpenAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.68 | $0.25 |
| Completion Price per 1M tokens | $2.81 | $2 |
| Sample Workload Cost 1M input + 500K output | $2.08 | $1.25 |
| Context Window | 65.54K | 400K |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | GPT-5.1-Codex-Mini | On the standard 1M input plus 500K output workload, GPT-5.1-Codex-Mini is estimated at $1.25 vs $2.08 for Qianfan-OCR-Fast, saving $0.83 (40% lower). |
| High-volume input processing | GPT-5.1-Codex-Mini | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | GPT-5.1-Codex-Mini | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | GPT-5.1-Codex-Mini | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- ERNIE 4.5 21B A3B Thinking can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.21.
- ERNIE 4.5 21B A3B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.21.
- ERNIE 4.5 VL 28B A3B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.42.
- ERNIE 4.5 300B A47B can replace Qianfan-OCR-Fast when lower sample workload cost matters most: $0.83.
- 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.
- Gemini 3.1 Flash Lite offers 1.05M context with $1 sample workload cost.
- No popular competitor is currently available.
Cheaper alternatives
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Open OpenAI 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.
GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex