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reasoning benchmark

Tau2 Airline

TAU2 airline domain benchmark for evaluating conversational agents in dual-control environments where both AI agents and users interact with tools in airline customer service scenarios. Tests agent coordination, communication, and ability to guide user actions in tasks like flight booking, modifications, cancellations, and refunds.

Updated Aug 11, 2026

Models23
Model coverage23
MetricScore
EvidenceB

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Tau2 Airline Ranking

Higher score ranks better on this benchmark.

23 rows
Columns

Show columns

01MELongCat-Flash-Thinking-2601Meituan76.5%100.0%23CAug 11, 2026
02AMNova 2 OmniAmazon68.8%95.5%23CAug 11, 2026
03MELongCat-Flash-ThinkingMeituan67.5%90.9%23CAug 11, 2026
04OPGPT-5.1OpenAI67.0%86.4%23CAug 11, 2026
05OPGPT-5.1 InstantOpenAI67.0%81.8%23CAug 11, 2026
06OPGPT-5.1 ThinkingOpenAI67.0%77.3%23CAug 11, 2026
07AMNova 2 ProAmazon65.2%72.7%23CAug 11, 2026
08AMNova 2 LiteAmazon64.8%68.2%23CAug 11, 2026
09OPo3OpenAI64.8%63.6%23CAug 11, 2026
10ANClaude Haiku 4.5Anthropic63.6%59.1%23CAug 11, 2026
11OPGPT-5OpenAI62.6%54.5%23CAug 11, 2026
12ACQwen3-Next-80B-A3B-ThinkingAlibaba Cloud / Qwen Team60.5%50.0%23CAug 11, 2026
13MELongCat-Flash-ChatMeituan58.0%45.5%23CAug 11, 2026
14MELongCat-Flash-LiteMeituan58.0%40.9%23CAug 11, 2026
15ACQwen3-235B-A22B-Thinking-2507Alibaba Cloud / Qwen Team58.0%36.4%23CAug 11, 2026
16MAKimi K2 InstructMoonshot AI56.5%31.8%23CAug 11, 2026
17MAKimi K2-Instruct-0905Moonshot AI56.5%27.3%23CAug 11, 2026
18NVNemotron 3 Super (120B A12B)NVIDIA56.3%22.7%23CAug 11, 2026
19INMercury 2Inception53.0%18.2%23CAug 11, 2026
20NVNemotron 3 Nano (30B A3B)NVIDIA48.0%13.6%23CAug 11, 2026
21OPGPT-4oOpenAI45.5%9.1%23CAug 11, 2026
22ACQwen3-Next-80B-A3B-InstructAlibaba Cloud / Qwen Team45.5%4.5%23CAug 11, 2026
23ACQwen3-235B-A22B-Instruct-2507Alibaba Cloud / Qwen Team44.0%0.0%23CAug 11, 2026

Tau2 Airline Score Distribution

A closer view of the leading scores on this benchmark.

Tau2 Airline

Tau2 Airline Highlights

The leading models and scores on this benchmark.

Rank #1LongCat-Flash-Thinking-260176.5%Rank #2Nova 2 Omni68.8%Rank #3LongCat-Flash-Thinking67.5%Rank #4GPT-5.167.0%

What is Tau2 Airline?

What Tau2 Airline measures and how its scores work.

TAU2 airline domain benchmark for evaluating conversational agents in dual-control environments where both AI agents and users interact with tools in airline customer service scenarios. Tests agent coordination, communication, and ability to guide user actions in tasks like flight booking, modifications, cancellations, and refunds.

Scores are shown in ratio. This benchmark is not independently verified and has an evidence level of B.

Family
Tau2 Airline
Modality
text
Primary category
reasoning
Score direction
higher
LLMBoard eligible
Yes
Evaluation key
tau2-airline|llm-stats-current

Benchmark scores retain their original unit. Overall score eligibility is shown separately.

FAQ

Common questions about Tau2 Airline.

Which model scores highest on Tau2 Airline?

LongCat-Flash-Thinking-2601 is currently ranked first with 76.5%.

What does Tau2 Airline measure?

TAU2 airline domain benchmark for evaluating conversational agents in dual-control environments where both AI agents and users interact with tools in airline customer service scenarios. Tests agent coordination, communication, and ability to guide user actions in tasks like flight booking, modifications, cancellations, and refunds.

Is a higher score better?

Yes. Higher values rank better for this benchmark.

How many models are compared?

23 model results are currently shown.

Does this benchmark affect the overall score?

Yes. This benchmark can contribute to the current LLMBoard capability score.