Coding · xAI

Grok 3 Nano on SWE-bench Verified: score, rank and what it means

Grok 3 Nano scores 55.1 on SWE-bench Verified, placing it #384 of 600 models in the index. The benchmark average is 57.5 and the leader is GPT-5.2 Pro at 81.7.

Score
55.1
0–100 scale
Rank
#384
of 600
Percentile
36th
within the index
Benchmark avg
57.5
all models
Leader
81.7
GPT-5.2 Pro
Gap to leader
26.6
points

Score distribution

The chart shows the top 10 models on SWE-bench Verified, with Grok 3 Nano highlighted. Longer bars mean higher scores.

GPT-5.2 Pro 81.7
Claude Opus 4.5 Pro 81.1
GPT-5.2 Max 80.5
Claude Sonnet 4.5 Max 80.2
GPT-5.2 80.2
GPT-5.1 Pro 80.1
o4 Max 79.8
Claude Sonnet 4.5 Reasoning 79.6
Claude Opus 4.5 Max 79.5
Claude Opus 4.5 Reasoning 79.5

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
2 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
3 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
4 Claude Sonnet 4.5 Max Anthropic 1000000 $19.90 87.2
5 GPT-5.2 OpenAI 2000000 $19.71 88.0
6 GPT-5.1 Pro OpenAI 200000 $19.77 87.8
7 o4 Max OpenAI 2000000 $19.51 86.2
8 Claude Sonnet 4.5 Reasoning Anthropic 400000 $19.48 87.7
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 SWE-bench Verified, Grok 3 Nano sits at #384 of 600. The leader, GPT-5.2 Pro, scores 81.7, so the gap to the top is 26.6 points. The median model in this index scores 61.0, which puts Grok 3 Nano below the midpoint.

xAI models average 70.8 on this benchmark. Grok 3 Nano is 15.7 points below that provider line, so it is a weaker result than the average xAI model.

Among mid-range models, the average is 54.9. Grok 3 Nano is 0.2 points above that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.

Read a 55.1 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 $7.12 per million input tokens, Grok 3 Nano is above the median input price of $4.00 across the 600 models scored on SWE-bench Verified. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Firesearch Fireworks AI 32768 $7.03 68.5
Sonar Pro Nano Perplexity 32768 $5.50 66.1
DeepSeek-V3.2 8B DeepSeek 32768 $2.02 66.2
Embed 4 Max Cohere 8192 $5.68 66.1
Grok 3 Nano xAI 8192 $7.12 67.8
DBRX Base Databricks 32768 $2.63 69.1
Mixtral Groq Base Groq 32768 $2.66 68.4

Other benchmarks for Grok 3 Nano

BenchmarkScoreRankPercentileRelative
MMLU-Pro 72.1 383 36th
GPQA Diamond 65.0 360 40th
HumanEval 71.4 384 36th
MATH-500 71.6 372 38th
AIME 2025 62.3 374 38th
LiveCodeBench 57.5 392 35th
IFEval 76.3 384 36th
TruthfulQA 70.6 394 34th
HellaSwag 79.8 381 37th
MMMU 63.6 394 34th
Arena Elo 1349.0 366 39th

FAQ

What score does Grok 3 Nano get on SWE-bench Verified?

Grok 3 Nano scores 55.1 on SWE-bench Verified in this index. The benchmark average is 57.5 and the top score is 81.7.

How does Grok 3 Nano rank on SWE-bench Verified?

It ranks #384 of 600 models, in the 36th percentile. The leader is GPT-5.2 Pro at 81.7.

Is Grok 3 Nano good at SWE-bench Verified?

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 SWE-bench Verified score calculated?

SWE-bench Verified 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 Grok 3 Nano cost?

Grok 3 Nano costs $7.12 per million input tokens and $37.59 per million output tokens.

Related