Mathematics · Reka AI

Reka Flash Nano on AIME 2025: score, rank and what it means

Reka Flash Nano scores 52.4 on AIME 2025, placing it #441 of 600 models in the index. The benchmark average is 63.6 and the leader is Claude Opus 4.5 Pro at 91.4.

Score
52.4
0–100 scale
Rank
#441
of 600
Percentile
27th
within the index
Benchmark avg
63.6
all models
Leader
91.4
Claude Opus 4.5 Pro
Gap to leader
39.0
points

Score distribution

The chart shows the top 10 models on AIME 2025, with Reka Flash Nano highlighted. Longer bars mean higher scores.

Claude Opus 4.5 Pro 91.4
GPT-5.2 Pro 91.0
GPT-5.1 Pro 90.6
GPT-5.2 90.6
o4 Reasoning 90.3
o4 Pro 89.9
Claude Opus 4.5 89.8
Gemini 3 Pro Max 89.6
Claude Opus 4.5 Max 89.3
Claude Opus 4.5 Reasoning 88.9

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
2 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
3 GPT-5.1 Pro OpenAI 200000 $19.77 87.8
4 GPT-5.2 OpenAI 2000000 $19.71 88.0
5 o4 Reasoning OpenAI 1000000 $19.69 87.5
6 o4 Pro OpenAI 1000000 $19.37 87.3
7 Claude Opus 4.5 Anthropic 400000 $19.42 87.7
8 Gemini 3 Pro Max Google DeepMind 2000000 $20.57 87.9
9 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
10 Claude Opus 4.5 Reasoning Anthropic 2000000 $20.91 88.2

What this score means

On AIME 2025, Reka Flash Nano sits at #441 of 600. The leader, Claude Opus 4.5 Pro, scores 91.4, so the gap to the top is 39.0 points. The median model in this index scores 67.6, which puts Reka Flash Nano below the midpoint.

Reka AI models average 68.5 on this benchmark. Reka Flash Nano is 16.1 points below that provider line, so it is a weaker result than the average Reka AI model.

Among mid-range models, the average is 60.1. Reka Flash Nano is 7.7 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 52.4 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 $3.93 per million input tokens, Reka Flash Nano is below the median input price of $4.00 across the 600 models scored on AIME 2025. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Qwen3-Coder 7B Alibaba Cloud 32768 $1.24 59.6
Qwen3 8B Alibaba Cloud 8192 $1.66 61.9
StableLM 2 Chat Stability AI 8192 $1.79 64.6
Firefunction Mini Fireworks AI 32768 $4.63 63.2
Reka Flash Nano Reka AI 16384 $3.93 61.0
Mistral Large 3 7B Mistral AI 32768 $1.44 61.1
Pythia Instruct EleutherAI 8192 $1.41 60.8

Other benchmarks for Reka Flash Nano

BenchmarkScoreRankPercentileRelative
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
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

FAQ

What score does Reka Flash Nano get on AIME 2025?

Reka Flash Nano scores 52.4 on AIME 2025 in this index. The benchmark average is 63.6 and the top score is 91.4.

How does Reka Flash Nano rank on AIME 2025?

It ranks #441 of 600 models, in the 27th percentile. The leader is Claude Opus 4.5 Pro at 91.4.

Is Reka Flash Nano good at AIME 2025?

It is below the median for this benchmark, so test it carefully before relying on it for this capability. The result should be read alongside its price and context window.

How is the AIME 2025 score calculated?

AIME 2025 is a mathematics 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 Nano cost?

Reka Flash Nano costs $3.93 per million input tokens and $16.57 per million output tokens.

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