Mathematics · EleutherAI

Pythia Base on MATH-500: score, rank and what it means

Pythia Base scores 55.7 on MATH-500, placing it #512 of 600 models in the index. The benchmark average is 72.5 and the leader is GPT-5.2 Max at 96.7.

Score
55.7
0–100 scale
Rank
#512
of 600
Percentile
15th
within the index
Benchmark avg
72.5
all models
Leader
96.7
GPT-5.2 Max
Gap to leader
41.0
points

Score distribution

The chart shows the top 10 models on MATH-500, with Pythia Base highlighted. Longer bars mean higher scores.

GPT-5.2 Max 96.7
GPT-5.1 Reasoning 95.9
GPT-5.1 Pro 95.1
o4 Reasoning 94.8
Grok 4 Max 94.6
Grok 4 Reasoning 94.4
Claude Opus 4.5 Max 94.2
Claude Opus 4.5 93.7
Gemini 3 Pro Reasoning 93.3
Claude Opus 4.5 Turbo 93.2

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg 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, Pythia Base sits at #512 of 600. The leader, GPT-5.2 Max, scores 96.7, so the gap to the top is 41.0 points. The median model in this index scores 76.0, which puts Pythia Base below the midpoint.

EleutherAI models average 52.0 on this benchmark. Pythia Base is 3.8 points above that provider line, so it is a stronger result than the average EleutherAI model.

Among open-weight models, the average is 70.8. Pythia Base is 15.1 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 55.7 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 $0.99 per million input tokens, Pythia Base 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.

ModelProviderContextInput / 1MAvg score
DBRX 8B Databricks 4096 $0.82 54.1
Llama 3.1 Cerebras 7B Cerebras 32768 $0.95 56.5
Llama 3.1 Turbo 7B Together AI 8192 $0.98 56.4
Llama 3 Baseten 7B Baseten 32768 $0.87 55.3
Pythia Base EleutherAI 16384 $0.99 55.9
Mistral Small 3 7B Mistral AI 4096 $0.89 55.2
Phi-4 7B Microsoft 8192 $0.91 56.8

Other benchmarks for Pythia Base

BenchmarkScoreRankPercentileRelative
MMLU-Pro 60.5 524 13th
GPQA Diamond 51.0 510 15th
SWE-bench Verified 43.3 488 19th
HumanEval 59.6 509 15th
AIME 2025 43.9 510 15th
LiveCodeBench 45.7 492 18th
IFEval 68.7 482 20th
TruthfulQA 62.1 503 16th
HellaSwag 71.9 503 16th
MMMU 52.9 521 13th
Arena Elo 1240.6 512 15th

FAQ

What score does Pythia Base get on MATH-500?

Pythia Base scores 55.7 on MATH-500 in this index. The benchmark average is 72.5 and the top score is 96.7.

How does Pythia Base rank on MATH-500?

It ranks #512 of 600 models, in the 15th percentile. The leader is GPT-5.2 Max at 96.7.

Is Pythia Base 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 Pythia Base cost?

Pythia Base costs $0.99 per million input tokens and $4.42 per million output tokens.

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