Reka Core Nano: pricing, context window and benchmarks
Reka Core Nano is a mid-range model from Reka AI. It offers a 16,384-token context window, costs $5.45 per million input tokens and $25.25 per million output tokens, and averages 65.1 across the index's benchmark suite.
Pricing
Reka Core Nano costs $5.45 per million input tokens and $25.25 per million output tokens. A blended 3:1 input-to-output mix works out to about $10.40 per million tokens. Cached input is listed at $0.72 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $5.45 | per 1M tokens |
| Output | $25.25 | per 1M tokens |
| Cached input | $0.72 | per 1M tokens |
| Blended 3:1 | $10.40 | estimate per 1M tokens |
| 1M in + 1M out | $30.70 | 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 | 68.5 | 412 | 31th | |
| GPQA Diamond | 59.9 | 407 | 32th | |
| SWE-bench Verified | 50.2 | 421 | 30th | |
| HumanEval | 68.1 | 413 | 31th | |
| MATH-500 | 69.3 | 385 | 36th | |
| AIME 2025 | 57.3 | 404 | 33th | |
| LiveCodeBench | 58.7 | 381 | 37th | |
| IFEval | 74.8 | 401 | 33th | |
| TruthfulQA | 67.8 | 416 | 31th | |
| HellaSwag | 79.5 | 390 | 35th | |
| MMMU | 61.8 | 411 | 32th | |
| Arena Elo | 1310.8 | 407 | 32th |
What Reka Core Nano is good for
Reka Core 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 $5.45 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 |
|---|---|---|---|---|
| StableLM 2 Instruct | Stability AI | 16384 | $1.93 | 65.2 |
| Reka Core Nano | Reka AI | 16384 | $5.45 | 65.1 |
| Molmo Base | Allen Institute for AI | 4096 | $2.02 | 65.0 |
| Nemotron Nano Base | NVIDIA | 8192 | $1.85 | 65.0 |
| Nova Lite Mini | Amazon | 16384 | $5.43 | 65.0 |
| StableLM 2 | Stability AI | 8192 | $1.91 | 65.0 |
FAQ
How much does Reka Core Nano cost?
Reka Core Nano is listed at $5.45 per million input tokens and $25.25 per million output tokens. Cached input is $0.72 per million tokens. A blended 3:1 input-to-output mix is about $10.40 per million tokens.
What is the context window of Reka Core Nano?
Reka Core 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 Core Nano open weights?
No. Reka Core Nano is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Reka Core Nano score on benchmarks?
Reka Core Nano averages 65.1 across the scored benchmarks in this index, ranking #402 of 600 models. Its strongest relative result is Arena Elo at 1310.8.
What is Reka Core Nano best for?
Reka Core 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 $5.45 per million input tokens with a 16,384-token window, check its benchmark profile against the specific task before committing.