Coding · Allen Institute for AI

Molmo 8B on HumanEval: score, rank and what it means

Molmo 8B scores 54.0 on HumanEval, placing it #549 of 600 models in the index. The benchmark average is 74.0 and the leader is GPT-5.2 Pro at 96.8.

Score
54.0
0–100 scale
Rank
#549
of 600
Percentile
9th
within the index
Benchmark avg
74.0
all models
Leader
96.8
GPT-5.2 Pro
Gap to leader
42.8
points

Score distribution

The chart shows the top 10 models on HumanEval, with Molmo 8B highlighted. Longer bars mean higher scores.

GPT-5.2 Pro 96.8
Gemini 3 Pro Pro 95.0
o4 Max 94.6
Grok 4 Reasoning 93.8
Claude Opus 4.5 93.7
GPT-5.2 Max 93.6
Claude Opus 4.5 Pro 93.4
Grok 4 Max 93.4
GPT-5.2 Turbo 93.2
GPT-5.1 Reasoning 92.9

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
2 Gemini 3 Pro Pro Google DeepMind 200000 $19.80 87.3
3 o4 Max OpenAI 2000000 $19.51 86.2
4 Grok 4 Reasoning xAI 2000000 $19.67 87.8
5 Claude Opus 4.5 Anthropic 400000 $19.42 87.7
6 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
7 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
8 Grok 4 Max xAI 2000000 $19.70 86.6
9 GPT-5.2 Turbo OpenAI 1000000 $20.73 87.4
10 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3

What this score means

On HumanEval, Molmo 8B sits at #549 of 600. The leader, GPT-5.2 Pro, scores 96.8, so the gap to the top is 42.8 points. The median model in this index scores 77.4, which puts Molmo 8B below the midpoint.

Allen Institute for AI models average 64.2 on this benchmark. Molmo 8B is 10.2 points below that provider line, so it is a weaker result than the average Allen Institute for AI model.

Among small open-weight models, the average is 56.7. Molmo 8B is 2.7 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 54.0 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 $0.44 per million input tokens, Molmo 8B is below the median input price of $4.00 across the 600 models scored on HumanEval. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
DBRX 8B Databricks 4096 $0.82 54.1
DBRX 7B Databricks 8192 $0.65 51.9
Phi-3.5 7B Microsoft 4096 $0.50 50.5
MiniMax-Text 1.5B MiniMax 32768 $0.58 51.5
Molmo 8B Allen Institute for AI 32768 $0.44 49.9
OLMo 2 8B Allen Institute for AI 4096 $0.64 52.5
Seed-OSS 1.5B ByteDance 4096 $0.45 49.8

Other benchmarks for Molmo 8B

BenchmarkScoreRankPercentileRelative
MMLU-Pro 55.7 569 5th
GPQA Diamond 47.9 540 10th
SWE-bench Verified 33.6 567 6th
MATH-500 49.2 560 7th
AIME 2025 35.5 564 6th
LiveCodeBench 35.6 568 5th
IFEval 60.2 572 5th
TruthfulQA 58.2 545 9th
HellaSwag 69.1 545 9th
MMMU 50.4 549 9th
Arena Elo 1186.2 568 5th

FAQ

What score does Molmo 8B get on HumanEval?

Molmo 8B scores 54.0 on HumanEval in this index. The benchmark average is 74.0 and the top score is 96.8.

How does Molmo 8B rank on HumanEval?

It ranks #549 of 600 models, in the 9th percentile. The leader is GPT-5.2 Pro at 96.8.

Is Molmo 8B good at HumanEval?

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 HumanEval score calculated?

HumanEval is a coding 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 Molmo 8B cost?

Molmo 8B costs $0.44 per million input tokens and $2.29 per million output tokens.

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