Reka Flash Nano: pricing, context window and benchmarks
Reka Flash Nano is a mid-range model from Reka AI. It offers a 16,384-token context window, costs $3.93 per million input tokens and $16.57 per million output tokens, and averages 61.0 across the index's benchmark suite.
Pricing
Reka Flash Nano costs $3.93 per million input tokens and $16.57 per million output tokens. A blended 3:1 input-to-output mix works out to about $7.09 per million tokens. Cached input is listed at $0.46 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $3.93 | per 1M tokens |
| Output | $16.57 | per 1M tokens |
| Cached input | $0.46 | per 1M tokens |
| Blended 3:1 | $7.09 | estimate per 1M tokens |
| 1M in + 1M out | $20.50 | 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 | 66.4 | 435 | 28th | |
| GPQA Diamond | 59.0 | 417 | 31th | |
| SWE-bench Verified | 48.7 | 433 | 28th | |
| HumanEval | 65.9 | 431 | 28th | |
| MATH-500 | 61.5 | 448 | 25th | |
| AIME 2025 | 52.4 | 441 | 27th | |
| LiveCodeBench | 50.6 | 441 | 27th | |
| IFEval | 69.9 | 463 | 23th | |
| TruthfulQA | 63.6 | 481 | 20th | |
| HellaSwag | 74.6 | 449 | 25th | |
| MMMU | 58.8 | 445 | 26th | |
| Arena Elo | 1267.9 | 464 | 23th |
What Reka Flash Nano is good for
Reka Flash 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 $3.93 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.
Strengths
- Input price of $3.93 per million tokens is at or below the index median.
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 |
|---|---|---|---|---|
| Zephyr Chat | Hugging Face | 4096 | $1.49 | 61.3 |
| Llama 4 Scout 8B | Meta AI | 8192 | $1.46 | 61.2 |
| Mistral Large 3 7B | Mistral AI | 32768 | $1.44 | 61.1 |
| Reka Flash Nano | Reka AI | 16384 | $3.93 | 61.0 |
| MiniMax-M2 7B | MiniMax | 8192 | $1.44 | 60.8 |
| Pythia Instruct | EleutherAI | 8192 | $1.41 | 60.8 |
FAQ
How much does Reka Flash Nano cost?
Reka Flash Nano is listed at $3.93 per million input tokens and $16.57 per million output tokens. Cached input is $0.46 per million tokens. A blended 3:1 input-to-output mix is about $7.09 per million tokens.
What is the context window of Reka Flash Nano?
Reka Flash Nano has a context window of 16,384 tokens and can emit up to 16,384 output tokens per request in this index.
Is Reka Flash Nano open weights?
No. Reka Flash Nano is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Reka Flash Nano score on benchmarks?
Reka Flash Nano averages 61.0 across the scored benchmarks in this index, ranking #444 of 600 models. Its strongest relative result is Arena Elo at 1267.9.
What is Reka Flash Nano best for?
Reka Flash 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 $3.93 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.