3 Model Translation Showdown: Week 29 Quality Evaluation, gpt-o3 Leads with Score of 9

This week's 361 translation tasks were completed by 3 models. A sample of 3 tasks underwent multi-model blind evaluation, with the best overall being gpt-o3 (average score 9/10).
3 Model Translation Showdown: Week 29 Quality Evaluation, gpt-o3 Leads with Score of 9

This week 361 translation tasks were completed by 3 models. A sample of 3 tasks underwent multi-model blind evaluation, with the best overall being gpt-o3 (average score 9/10).

This Week's Translation Statistics

ModelLanguageTranslation VolumeAverage TimeAverage Quality Score
deepseek-v4-flashen6815.2sNot Rated
claude-sonnet-4.6ja17734.7sNot Rated
passthroughen1050sNot Rated
native-englishen2-Not Rated
deepseek-v4-flashzh719.3sNot Rated
deepseek-v4-flash:backtranslateen216.7sNot Rated

Sampled Comparative Evaluation

Evaluation 1: Gemini 2.5 Pro Ranks First with 100 Points: 2026-07-13 Smoke Quick Test Data Brief

ModelAccuracyFluencyTerminologyReadabilityTotal Score
claude-sonnet-4.676877
deepseek-v4-pro67576
gpt-o399999

claude-sonnet-4.6

✓ Used the accurate term 「資料制約」, consistent with the original meaning.

✗ Translation incomplete; the last row of the table was truncated, and 「快速テスト」 feels slightly unnatural.

deepseek-v4-pro

✓ Title concise; used 「クイックテスト」 to make expression more natural.

✗ Terminology error: 「資料制約」 was mistranslated as 「材料制約」.

gpt-o3

✓ Accurate and natural usage of 「資料制約」 and 「監視シグナル」; the statement "不宜将单日分数视为长期结论" is fluent.

✗ No obvious defects; overall closest to the original style.

Conclusion: Version C (gpt-o3) has the highest overall quality, outperforming other versions in accuracy, fluency, and terminology consistency; recommended for priority use. Version A was penalized for incompleteness, and Version B had key terminology mistranslations.

Evaluation 2: OpenAI Chief Futurist Resigns

ModelAccuracyFluencyTerminologyReadabilityTotal Score
claude-sonnet-4.698999
deepseek-v4-pro89888
gpt-o399989

claude-sonnet-4.6

✓ Clear paragraph structure; handled the citation part 「WIREDが入手」 appropriately, preserving the accuracy of the original source.

✗ Some expressions slightly verbose, e.g., 「OpenAI内部でAI安全・アライメント研究に従事し」 could be simplified further.

deepseek-v4-pro

✓ Language relatively natural, e.g., 「先日、約9年間の在職を経て同社を去った」 flows smoothly without translationese.

✗ Terminology consistency slightly weak; mixed usage of 「スーパーアライメントチーム」 and 「超高度アライメントチーム」, not fully unified.

gpt-o3

✓ Consistent handling of titles, e.g., 「Achiam氏」 throughout the text, conforming to formal Japanese reporting style.

✗ The subtitle 「OpenAI安全性チームで続く動揺」 uses 「続く」 slightly awkwardly; cohesion with context could be optimized.

Conclusion: The three versions have similar overall quality. A and C are slightly superior in accuracy and terminology consistency, while B performs better in fluency. Choose based on specific usage scenarios.

Evaluation 3: BBC Announces AI Music Policy, Allowing Playback of Music Generated with Human Creativity Sparks Debate

ModelAccuracyFluencyTerminologyReadabilityTotal Score
claude-sonnet-4.697877
deepseek-v4-pro88888
gpt-o399999

claude-sonnet-4.6

✓ Complete explanation of the distinction for the original concept 「意義ある人間的創造性」; the phrase 「単にプロンプトを入力して音楽を生成したり」 accurately conveys the original definition of low-level AI use.

✗ Sentences too long with complex structures; the passage 「このポリシーはAI支援による音楽制作を全面的に禁止するものではなく」 has multiple nested clauses, requiring pauses while reading.

deepseek-v4-pro

✓ Overall structure clear; the title translation 「BBCがAI音楽ポリシーを発表 人間の創造性を含む生成音楽の放送を許可し議論を呼ぶ」 is concise and direct.

✗ Some expressions slightly awkward; the sentence 「音楽業界の上流・下流への影響は分散している」 has unnatural logical cohesion, potentially causing ambiguity.

gpt-o3

✓ Good terminology consistency; consistently uses 「創意」 to correspond to the original 「创意」; the title 「BBC、AI音楽ポリシーを公表 人間の創意を含む生成AI音楽の放送を認め議論を呼ぶ」 is natural and fluent.

✗ In the phrase 「既存の著作権を侵害するAI生成音楽を、侵害を認識したうえで放送することは決してない」, the addition of 「認識したうえで」 (with awareness of infringement) is not explicitly emphasized in the original, constituting a slight over-translation.

Conclusion: Version C has the best overall performance, balancing terminology consistency and readability; Version B is second; Version A lags slightly due to lengthy sentence structures. None of the three versions have major mistranslations or omissions.