Reka Flash Reasoning on TruthfulQA: score, rank and what it means
Reka Flash Reasoning scores 76.3 on TruthfulQA, placing it #301 of 600 models in the index. The benchmark average is 73.6 and the leader is GPT-5.1 Max at 91.1.
Score distribution
The chart shows the top 10 models on TruthfulQA, with Reka Flash Reasoning highlighted. Longer bars mean higher scores.
Top 10 leaderboard
| # | Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|---|
| 1 | GPT-5.1 Max | OpenAI | 2000000 | $20.50 | 87.9 |
| 2 | Gemini 3 Pro Reasoning | Google DeepMind | 200000 | $19.69 | 87.5 |
| 3 | GPT-5.1 Reasoning | OpenAI | 400000 | $20.27 | 88.3 |
| 4 | GPT-5.2 Pro | OpenAI | 2000000 | $21.32 | 89.6 |
| 5 | GPT-5.2 | OpenAI | 2000000 | $19.71 | 88.0 |
| 6 | Gemini 3 Pro Max | Google DeepMind | 2000000 | $20.57 | 87.9 |
| 7 | Grok 4 Reasoning | xAI | 2000000 | $19.67 | 87.8 |
| 8 | Qwen3-Max Max | Alibaba Cloud | 400000 | $18.53 | 85.9 |
| 9 | GPT-5.1 | OpenAI | 2000000 | $19.01 | 86.0 |
| 10 | GPT-5.1 Turbo | OpenAI | 2000000 | $19.19 | 86.1 |
What this score means
On TruthfulQA, Reka Flash Reasoning sits at #301 of 600. The leader, GPT-5.1 Max, scores 91.1, so the gap to the top is 14.8 points. The median model in this index scores 76.3, which puts Reka Flash Reasoning above the midpoint.
Reka AI models average 76.6 on this benchmark. Reka Flash Reasoning is 0.3 points below that provider line, so it is a weaker result than the average Reka AI model.
Among multimodal models, the average is 80.1. Reka Flash Reasoning is 3.8 points below that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.
Read a 76.3 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.
Price context
At $10.70 per million input tokens, Reka Flash Reasoning is above the median input price of $4.00 across the 600 models scored on TruthfulQA. The models immediately around it in the ranking are shown below so you can compare score and price together.
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Mixtral | Mistral AI | 65536 | $3.48 | 73.7 |
| Llama 3 Baseten Chat | Baseten | 200000 | $3.55 | 73.2 |
| Llama 3 DeepInfra Instruct | DeepInfra | 65536 | $3.84 | 75.5 |
| Mistral Small 3 | Mistral AI | 32768 | $3.90 | 75.3 |
| Reka Flash Reasoning | Reka AI | 32768 | $10.70 | 75.6 |
| Claude 3.7 Sonnet Mini | Anthropic | 32768 | $9.74 | 73.0 |
| Mistral Small 3 Instruct | Mistral AI | 32768 | $3.97 | 75.1 |
Other benchmarks for Reka Flash Reasoning
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 77.8 | 251 | 58th | |
| GPQA Diamond | 70.4 | 253 | 58th | |
| SWE-bench Verified | 66.9 | 172 | 71th | |
| HumanEval | 81.5 | 199 | 67th | |
| MATH-500 | 77.0 | 281 | 53th | |
| AIME 2025 | 73.9 | 186 | 69th | |
| LiveCodeBench | 66.4 | 267 | 56th | |
| IFEval | 85.2 | 187 | 69th | |
| HellaSwag | 84.2 | 273 | 55th | |
| MMMU | 72.2 | 237 | 61th | |
| Arena Elo | 1392.9 | 236 | 61th |
FAQ
What score does Reka Flash Reasoning get on TruthfulQA?
Reka Flash Reasoning scores 76.3 on TruthfulQA in this index. The benchmark average is 73.6 and the top score is 91.1.
How does Reka Flash Reasoning rank on TruthfulQA?
It ranks #301 of 600 models, in the 50th percentile. The leader is GPT-5.1 Max at 91.1.
Is Reka Flash Reasoning good at TruthfulQA?
Yes, relative to the index: it is above the median and inside the top half of scores. The result should be read alongside its price and context window.
How is the TruthfulQA score calculated?
TruthfulQA is a safety benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.
What does Reka Flash Reasoning cost?
Reka Flash Reasoning costs $10.70 per million input tokens and $57.45 per million output tokens.