Doubao 1.5 Pro Nano: pricing, context window and benchmarks
Doubao 1.5 Pro Nano is a mid-range model from ByteDance. It offers a 16,384-token context window, costs $5.78 per million input tokens and $31.42 per million output tokens, and averages 66.6 across the index's benchmark suite.
Pricing
Doubao 1.5 Pro Nano costs $5.78 per million input tokens and $31.42 per million output tokens. A blended 3:1 input-to-output mix works out to about $12.19 per million tokens. Cached input is listed at $0.85 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $5.78 | per 1M tokens |
| Output | $31.42 | per 1M tokens |
| Cached input | $0.85 | per 1M tokens |
| Blended 3:1 | $12.19 | estimate per 1M tokens |
| 1M in + 1M out | $37.20 | estimate |
Benchmarks
Scores below are modelled estimates on a 0–100 scale. Use them to compare relative position, not as official vendor results.
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 70.2 | 394 | 34th | |
| GPQA Diamond | 62.5 | 386 | 36th | |
| SWE-bench Verified | 52.9 | 398 | 34th | |
| HumanEval | 68.3 | 411 | 32th | |
| MATH-500 | 70.5 | 383 | 36th | |
| AIME 2025 | 60.5 | 384 | 36th | |
| LiveCodeBench | 57.8 | 390 | 35th | |
| IFEval | 73.6 | 409 | 32th | |
| TruthfulQA | 72.1 | 378 | 37th | |
| HellaSwag | 78.3 | 399 | 34th | |
| MMMU | 65.4 | 378 | 37th | |
| Arena Elo | 1334.1 | 384 | 36th |
What Doubao 1.5 Pro Nano is good for
Doubao 1.5 Pro Nano is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $5.78 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.
Strengths
- Accepts more than text, including image input where the provider supports it.
Trade-offs
- Proprietary licence: you cannot download the weights or self-host the model.
- Context window of 16,384 tokens is small for long-document work.
- Average benchmark score is below the index median; test it on your own task.
How it compares
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Molmo Chat | Allen Institute for AI | 32768 | $2.40 | 66.7 |
| Doubao 1.5 Pro Nano | ByteDance | 16384 | $5.78 | 66.6 |
| Nemotron Nano | NVIDIA | 8192 | $2.24 | 66.6 |
| Phi-3.5 Base | Microsoft | 65536 | $2.24 | 66.6 |
| Command A Nano | Cohere | 8192 | $5.90 | 66.3 |
| Nemotron Nano Chat | NVIDIA | 32768 | $2.21 | 66.2 |
FAQ
How much does Doubao 1.5 Pro Nano cost?
Doubao 1.5 Pro Nano is listed at $5.78 per million input tokens and $31.42 per million output tokens. Cached input is $0.85 per million tokens. A blended 3:1 input-to-output mix is about $12.19 per million tokens.
What is the context window of Doubao 1.5 Pro Nano?
Doubao 1.5 Pro Nano has a context window of 16,384 tokens and can emit up to 16,384 output tokens per request in this index.
Is Doubao 1.5 Pro Nano open weights?
No. Doubao 1.5 Pro Nano is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Doubao 1.5 Pro Nano score on benchmarks?
Doubao 1.5 Pro Nano averages 66.6 across the scored benchmarks in this index, ranking #389 of 600 models. Its strongest relative result is Arena Elo at 1334.1.
What is Doubao 1.5 Pro Nano best for?
Doubao 1.5 Pro Nano is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $5.78 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.