OpenAI: GPT-5 Nano (batch)
The OpenAI GPT-5 Nano is a batch processing AI model that can handle multiple input modalities, including text, image, and file inputs. It has a high context length of 400,000 tokens, allowing for complex input processing. This model's price point is $0.025 per million input tokens and $0.2 per million output tokens, which may be competitive with other options in its class. Its benchmark blended score of 18.6 across one independent benchmark suggests a reliable performance level. However, its low coverage (1 out of 1) and lack of structured output may limit its suitability for tasks requiring specific format outputs or high-coverage performance metrics. Those looking for a balanced model with robust input capabilities and moderate pricing may want to consider the OpenAI GPT-5 Nano as an option.
Benchmark results
Independent, published benchmarks. Blended score 17.1 across 1 benchmark, last refreshed 2026-09-23. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 21.4 |
- Model ID
- openai/gpt-5-nano:batch
- Vendor
- openai
- Released
- August 2025
- Tokenizer
- GPT
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- 128,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $0.03/M input and $0.20/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.02 |
| A month of a busy support chatbot | 5M in / 2M out | $0.53 |
Category rankings
Where OpenAI: GPT-5 Nano (batch) places across the 6 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #9 | Social Media PostsWriting · of 25 ranked | 120 |
| #9 | Voice Assistant BackendVoice · of 25 ranked | 124 |
| #10 | Cheap Bulk InferenceCost · of 25 ranked | 137 |
| #18 | JSON ExtractionData · of 25 ranked | 132 |
| #19 | Customer SupportBusiness · of 25 ranked | 128 |
| #25 | Self-Hosted / LocalCost · of 25 ranked | 117 |
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Quick answers
- How much does OpenAI: GPT-5 Nano (batch) cost?
- $0.03 per million input tokens and $0.20 per million output tokens.
- What is OpenAI: GPT-5 Nano (batch)'s context window?
- 400,000 tokens, roughly 600 pages of text in a single request.
- Does OpenAI: GPT-5 Nano (batch) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can OpenAI: GPT-5 Nano (batch) process images?
- Yes, it accepts image input.