Safety · DeepSeek

DeepSeek-Coder on TruthfulQA: score, rank and what it means

DeepSeek-Coder scores 81.5 on TruthfulQA, placing it #140 of 600 models in the index. The benchmark average is 73.6 and the leader is GPT-5.1 Max at 91.1.

Score
81.5
0–100 scale
Rank
#140
of 600
Percentile
77th
within the index
Benchmark avg
73.6
all models
Leader
91.1
GPT-5.1 Max
Gap to leader
9.6
points

Score distribution

The chart shows the top 10 models on TruthfulQA, with DeepSeek-Coder highlighted. Longer bars mean higher scores.

GPT-5.1 Max 91.1
Gemini 3 Pro Reasoning 90.3
GPT-5.1 Reasoning 90.0
GPT-5.2 Pro 90.0
GPT-5.2 89.7
Gemini 3 Pro Max 89.6
Grok 4 Reasoning 89.4
Qwen3-Max Max 89.3
GPT-5.1 89.2
GPT-5.1 Turbo 89.2

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.1 Max OpenAI 2000000 $20.50 87.9
2 Gemini 3 Pro Reasoning Google DeepMind 200000 $19.69 87.5
3 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3
4 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
5 GPT-5.2 OpenAI 2000000 $19.71 88.0
6 Gemini 3 Pro Max Google DeepMind 2000000 $20.57 87.9
7 Grok 4 Reasoning xAI 2000000 $19.67 87.8
8 Qwen3-Max Max Alibaba Cloud 400000 $18.53 85.9
9 GPT-5.1 OpenAI 2000000 $19.01 86.0
10 GPT-5.1 Turbo OpenAI 2000000 $19.19 86.1

What this score means

On TruthfulQA, DeepSeek-Coder sits at #140 of 600. The leader, GPT-5.1 Max, scores 91.1, so the gap to the top is 9.6 points. The median model in this index scores 76.3, which puts DeepSeek-Coder above the midpoint.

DeepSeek models average 74.8 on this benchmark. DeepSeek-Coder is 6.7 points above that provider line, so it is a stronger result than the average DeepSeek model.

Among coding models, the average is 72.6. DeepSeek-Coder is 8.9 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 81.5 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 $4.55 per million input tokens, DeepSeek-Coder is above the median input price of $4.00 across the 600 models scored on TruthfulQA. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Claude 3.7 Sonnet Vision Anthropic 400000 $13.96 81.0
Doubao 1.5 Pro ByteDance 200000 $13.65 79.7
ERNIE 4.0 Max Baidu 32768 $12.40 78.9
GLM-4.5 Chat Zhipu AI 65536 $4.53 78.3
DeepSeek-Coder DeepSeek 32768 $4.55 78.1
Llama 3.1 Turbo Together AI 200000 $4.17 76.8
Llama 4 Maverick Chat Meta AI 128000 $5.09 79.7

Other benchmarks for DeepSeek-Coder

BenchmarkScoreRankPercentileRelative
MMLU-Pro 78.4 229 62th
GPQA Diamond 74.0 167 72th
SWE-bench Verified 68.4 136 77th
HumanEval 81.5 195 68th
MATH-500 79.9 209 65th
AIME 2025 78.7 105 83th
LiveCodeBench 68.2 223 63th
IFEval 86.6 142 76th
HellaSwag 87.3 162 73th
MMMU 74.1 183 70th
Arena Elo 1403.6 198 67th

FAQ

What score does DeepSeek-Coder get on TruthfulQA?

DeepSeek-Coder scores 81.5 on TruthfulQA in this index. The benchmark average is 73.6 and the top score is 91.1.

How does DeepSeek-Coder rank on TruthfulQA?

It ranks #140 of 600 models, in the 77th percentile. The leader is GPT-5.1 Max at 91.1.

Is DeepSeek-Coder good at TruthfulQA?

Yes, relative to the index: it is above the median and inside the top half of scores. The result should be read alongside its price and context window.

How is the TruthfulQA score calculated?

TruthfulQA is a safety 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 DeepSeek-Coder cost?

DeepSeek-Coder costs $4.55 per million input tokens and $24.30 per million output tokens.

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