Safety · ByteDance

Doubao 1.5 Pro Nano on TruthfulQA: score, rank and what it means

Doubao 1.5 Pro Nano scores 72.1 on TruthfulQA, placing it #378 of 600 models in the index. The benchmark average is 73.6 and the leader is GPT-5.1 Max at 91.1.

Score
72.1
0–100 scale
Rank
#378
of 600
Percentile
37th
within the index
Benchmark avg
73.6
all models
Leader
91.1
GPT-5.1 Max
Gap to leader
19.0
points

Score distribution

The chart shows the top 10 models on TruthfulQA, with Doubao 1.5 Pro Nano 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, Doubao 1.5 Pro Nano sits at #378 of 600. The leader, GPT-5.1 Max, scores 91.1, so the gap to the top is 19.0 points. The median model in this index scores 76.3, which puts Doubao 1.5 Pro Nano below the midpoint.

ByteDance models average 75.2 on this benchmark. Doubao 1.5 Pro Nano is 3.1 points below that provider line, so it is a weaker result than the average ByteDance model.

Among mid-range models, the average is 71.6. Doubao 1.5 Pro Nano is 0.5 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 72.1 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 $5.78 per million input tokens, Doubao 1.5 Pro Nano 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
Firesearch Turbo Fireworks AI 16384 $7.58 69.3
Llama 3 Hyperbolic Base Hyperbolic 32768 $3.02 71.1
OLMo 2 Base Allen Institute for AI 65536 $2.39 67.4
Phi-3.5 Chat Microsoft 16384 $2.64 69.0
Doubao 1.5 Pro Nano ByteDance 16384 $5.78 66.6
Gemini 3 Flash Nano Google DeepMind 32768 $7.56 69.4
Reka Flash Mini Reka AI 16384 $5.77 65.5

Other benchmarks for Doubao 1.5 Pro Nano

BenchmarkScoreRankPercentileRelative
MMLU-Pro 70.2 394 34th
GPQA Diamond 62.5 386 36th
SWE-bench Verified 52.9 398 34th
HumanEval 68.3 411 32th
MATH-500 70.5 383 36th
AIME 2025 60.5 384 36th
LiveCodeBench 57.8 390 35th
IFEval 73.6 409 32th
HellaSwag 78.3 399 34th
MMMU 65.4 378 37th
Arena Elo 1334.1 384 36th

FAQ

What score does Doubao 1.5 Pro Nano get on TruthfulQA?

Doubao 1.5 Pro Nano scores 72.1 on TruthfulQA in this index. The benchmark average is 73.6 and the top score is 91.1.

How does Doubao 1.5 Pro Nano rank on TruthfulQA?

It ranks #378 of 600 models, in the 37th percentile. The leader is GPT-5.1 Max at 91.1.

Is Doubao 1.5 Pro Nano good at TruthfulQA?

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 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 Doubao 1.5 Pro Nano cost?

Doubao 1.5 Pro Nano costs $5.78 per million input tokens and $31.42 per million output tokens.

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