Kimi K1.5 1.5B on MATH-500: score, rank and what it means
Kimi K1.5 1.5B scores 53.4 on MATH-500, placing it #532 of 600 models in the index. The benchmark average is 72.5 and the leader is GPT-5.2 Max at 96.7.
Score distribution
The chart shows the top 10 models on MATH-500, with Kimi K1.5 1.5B highlighted. Longer bars mean higher scores.
Top 10 leaderboard
| # | Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|---|
| 1 | GPT-5.2 Max | OpenAI | 1000000 | $21.39 | 89.2 |
| 2 | GPT-5.1 Reasoning | OpenAI | 400000 | $20.27 | 88.3 |
| 3 | GPT-5.1 Pro | OpenAI | 200000 | $19.77 | 87.8 |
| 4 | o4 Reasoning | OpenAI | 1000000 | $19.69 | 87.5 |
| 5 | Grok 4 Max | xAI | 2000000 | $19.70 | 86.6 |
| 6 | Grok 4 Reasoning | xAI | 2000000 | $19.67 | 87.8 |
| 7 | Claude Opus 4.5 Max | Anthropic | 1000000 | $20.90 | 87.8 |
| 8 | Claude Opus 4.5 | Anthropic | 400000 | $19.42 | 87.7 |
| 9 | Gemini 3 Pro Reasoning | Google DeepMind | 200000 | $19.69 | 87.5 |
| 10 | Claude Opus 4.5 Turbo | Anthropic | 2000000 | $19.57 | 85.7 |
What this score means
On MATH-500, Kimi K1.5 1.5B sits at #532 of 600. The leader, GPT-5.2 Max, scores 96.7, so the gap to the top is 43.3 points. The median model in this index scores 76.0, which puts Kimi K1.5 1.5B below the midpoint.
Moonshot AI models average 74.0 on this benchmark. Kimi K1.5 1.5B is 20.6 points below that provider line, so it is a weaker result than the average Moonshot AI model.
Among small open-weight models, the average is 53.7. Kimi K1.5 1.5B is 0.3 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 53.4 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 $0.75 per million input tokens, Kimi K1.5 1.5B is below the median input price of $4.00 across the 600 models scored on MATH-500. 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 Groq 8B | Groq | 32768 | $0.77 | 54.8 |
| Yi-Large 8B | 01.AI | 32768 | $0.88 | 56.1 |
| MiniMax-M2 1.5B | MiniMax | 16384 | $0.84 | 54.6 |
| GLM-4.5 1.5B | Zhipu AI | 16384 | $0.65 | 53.3 |
| Kimi K1.5 1.5B | Moonshot AI | 4096 | $0.75 | 53.2 |
| Firesearch Nano | Fireworks AI | 8192 | $2.49 | 55.6 |
| Magistral 1.5B | Mistral AI | 4096 | $0.67 | 52.7 |
Other benchmarks for Kimi K1.5 1.5B
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 61.5 | 508 | 15th | |
| GPQA Diamond | 47.1 | 547 | 9th | |
| SWE-bench Verified | 38.6 | 533 | 11th | |
| HumanEval | 55.2 | 541 | 10th | |
| AIME 2025 | 41.8 | 531 | 12th | |
| LiveCodeBench | 41.3 | 531 | 12th | |
| IFEval | 66.0 | 518 | 14th | |
| TruthfulQA | 57.6 | 549 | 9th | |
| HellaSwag | 70.6 | 528 | 12th | |
| MMMU | 52.0 | 531 | 12th | |
| Arena Elo | 1225.8 | 531 | 12th |
FAQ
What score does Kimi K1.5 1.5B get on MATH-500?
Kimi K1.5 1.5B scores 53.4 on MATH-500 in this index. The benchmark average is 72.5 and the top score is 96.7.
How does Kimi K1.5 1.5B rank on MATH-500?
It ranks #532 of 600 models, in the 11th percentile. The leader is GPT-5.2 Max at 96.7.
Is Kimi K1.5 1.5B good at MATH-500?
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 MATH-500 score calculated?
MATH-500 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 Kimi K1.5 1.5B cost?
Kimi K1.5 1.5B costs $0.75 per million input tokens and $3.70 per million output tokens.