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chat benchmark

Tau2 Airline Leaderboard

Tau2 Airline is a conversational-agent benchmark for airline customer service scenarios in dual-control environments.

Updated Sep 5, 2026

Models24
Model coverage24
MetricScore
EvidenceB

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Tau2 Airline Ranking

Higher score ranks better on this benchmark.

24 rows
Columns

Show columns

Sort by
Rank
Model
Score
Percentile
Participants
Evidence
Evaluated
Rank01ModelMELongCat-Flash-Thinking-2601MeituanScore76.50%Percentile100.00%Participants24EvidenceCEvaluatedSep 8, 2026
Rank02ModelAMNova 2 OmniAmazonScore68.80%Percentile95.65%Participants24EvidenceCEvaluatedSep 8, 2026
Rank03ModelMELongCat-Flash-ThinkingMeituanScore67.50%Percentile91.30%Participants24EvidenceCEvaluatedSep 8, 2026
Rank04ModelOPGPT-5.1OpenAIScore67.00%Percentile86.96%Participants24EvidenceCEvaluatedSep 8, 2026
Rank05ModelOPGPT-5.1 InstantOpenAIScore67.00%Percentile82.61%Participants24EvidenceCEvaluatedSep 8, 2026
Rank06ModelOPGPT-5.1 ThinkingOpenAIScore67.00%Percentile78.26%Participants24EvidenceCEvaluatedSep 8, 2026
Rank07ModelAMNova 2 ProAmazonScore65.20%Percentile73.91%Participants24EvidenceCEvaluatedSep 8, 2026
Rank08ModelAMNova 2 LiteAmazonScore64.80%Percentile69.57%Participants24EvidenceCEvaluatedSep 8, 2026
Rank09ModelOPo3OpenAIScore64.80%Percentile65.22%Participants24EvidenceCEvaluatedSep 8, 2026
Rank10ModelANClaude Haiku 4.5AnthropicScore63.60%Percentile60.87%Participants24EvidenceCEvaluatedSep 8, 2026
Rank11ModelOPGPT-5OpenAIScore62.60%Percentile56.52%Participants24EvidenceCEvaluatedSep 8, 2026
Rank12ModelACQwen3-Next-80B-A3B-ThinkingAlibaba Cloud / Qwen TeamScore60.50%Percentile52.17%Participants24EvidenceCEvaluatedSep 8, 2026
Rank13ModelMELongCat-Flash-ChatMeituanScore58.00%Percentile47.83%Participants24EvidenceCEvaluatedSep 8, 2026
Rank14ModelMELongCat-Flash-LiteMeituanScore58.00%Percentile43.48%Participants24EvidenceCEvaluatedSep 8, 2026
Rank15ModelACQwen3-235B-A22B-Thinking-2507Alibaba Cloud / Qwen TeamScore58.00%Percentile39.13%Participants24EvidenceCEvaluatedSep 8, 2026
Rank16ModelLAEXAONE 4.5 33BLG AI ResearchScore56.50%Percentile34.78%Participants24EvidenceCEvaluatedSep 8, 2026
Rank17ModelMAKimi K2 InstructMoonshot AIScore56.50%Percentile30.43%Participants24EvidenceCEvaluatedSep 8, 2026
Rank18ModelMAKimi K2-Instruct-0905Moonshot AIScore56.50%Percentile26.09%Participants24EvidenceCEvaluatedSep 8, 2026
Rank19ModelNVNemotron 3 Super (120B A12B)NVIDIAScore56.25%Percentile21.74%Participants24EvidenceCEvaluatedSep 8, 2026
Rank20ModelINMercury 2InceptionScore53.00%Percentile17.39%Participants24EvidenceCEvaluatedSep 8, 2026
Rank21ModelNVNemotron 3 Nano (30B A3B)NVIDIAScore48.00%Percentile13.04%Participants24EvidenceCEvaluatedSep 8, 2026
Rank22ModelOPGPT-4oOpenAIScore45.50%Percentile8.70%Participants24EvidenceCEvaluatedSep 8, 2026
Rank23ModelACQwen3-Next-80B-A3B-InstructAlibaba Cloud / Qwen TeamScore45.50%Percentile4.35%Participants24EvidenceCEvaluatedSep 8, 2026
Rank24ModelACQwen3-235B-A22B-Instruct-2507Alibaba Cloud / Qwen TeamScore44.00%Percentile0.00%Participants24EvidenceCEvaluatedSep 8, 2026

Tau2 Airline Highlights

The leading models and scores on this benchmark.

Tau2 Airline Score Distribution

A closer view of the leading scores on this benchmark.

Tau2 Airline

The Top AI Models for Tau2 Airline

The first five results on this benchmark, with official price and output speed added where the model identity can be matched.

What is Tau2 Airline?

What Tau2 Airline measures and how its scores work.

A TAU2 airline domain benchmark in which AI agents and users interact with tools for tasks such as flight booking, modifications, cancellations, and refunds.

It measures agent coordination, communication, and ability to guide user actions, reported as a Score ratio.

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
chat
Score direction
higher
LLMBoard eligible
No
Evaluation key
overall

LLM Stats. 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 76.50%.

What are the top three models on Tau2 Airline?

The current leaders are LongCat-Flash-Thinking-2601 (76.50%), Nova 2 Omni (68.80%), and LongCat-Flash-Thinking (67.50%).

Which Tau2 Airline model has the lowest official input price?

Nemotron 3 Super (120B A12B) has the lowest matched official input price at $0.20 input / $0.80 output per 1M tokens.

Which models are fastest among Tau2 Airline results?

The fastest matched records are Mercury 2 (346.33 tok/s via Inception), GPT-4o (132.00 tok/s via OpenAI), and GPT-5.1 (100.00 tok/s via OpenAI).

Does the highest score result prove overall model quality?

No. This benchmark measures one defined capability or task. The overall LLMBoard score uses a separate aggregation across eligible benchmark evidence.

What does Tau2 Airline measure?

It measures agent coordination, communication, and ability to guide user actions, reported as a Score ratio.

Is a higher score better?

Yes. Higher values rank better for this benchmark.

How many models are compared?

24 model results are currently shown.

Does this benchmark affect the overall score?

No. This benchmark is shown for reference but does not contribute to the overall score.

Rank #1LongCat-Flash-Thinking-260176.50%
Rank #2Nova 2 Omni68.80%
Rank #3LongCat-Flash-Thinking67.50%
Rank #4GPT-5.167.00%

Ranking basisThis tau2 airline AI model leaderboard uses descending score in the benchmark original unit. The leaderboard ranking keeps matched price and speed data separate from benchmark evidence.

  1. 01
    ME
    LongCat-Flash-Thinking-2601Meituan
    Score
    76.50%

    Strengths

    • Ranks #1 of 24 compared models
    • 100th percentile on this benchmark
    • C evidence result

    Considerations

    • This result measures Tau2 Airline, not total model capability
  2. 02
    AM
    Nova 2 OmniAmazon
    Score
    68.80%

    Strengths

    • Ranks #2 of 24 compared models
    • 96th percentile on this benchmark
    • C evidence result

    Considerations

    • This result measures Tau2 Airline, not total model capability
  3. 03
    ME
    Meituan
    Score
    67.50%

    Strengths

    • Ranks #3 of 24 compared models
    • 91th percentile on this benchmark
    • C evidence result

    Considerations

    • This result measures Tau2 Airline, not total model capability
  4. 04
    OP
    OpenAI
    Score
    67.00%
    Price
    $1.3 input / $10 output per 1M tokens
    Speed
    Up to 100.00 tok/s via OpenAI

    Strengths

    • Ranks #4 of 24 compared models
    • 87th percentile on this benchmark
    • C evidence result

    Considerations

    • This result measures Tau2 Airline, not total model capability
  5. 05
    OP
    OpenAI
    Score
    67.00%
    Speed
    Up to 100.00 tok/s via OpenAI

    Strengths

    • Ranks #5 of 24 compared models
    • 83th percentile on this benchmark
    • C evidence result

    Considerations

    • This result measures Tau2 Airline, not total model capability

Selection summary

Best AI Models for Tau2 Airline

LongCat-Flash-Thinking-2601 currently leads Tau2 Airline with 76.50%. It is the top model on this specific benchmark, while the best LLM for the broader task should also be checked against other benchmarks, price, and runtime.

Use this leaderboard with the supporting benchmark results and coverage details above. A leaderboard position summarizes the selected ranking signal; it does not replace workload-specific testing.

LongCat-Flash-Thinking
GPT-5.1
GPT-5.1 Instant
Benchmark rank #1LongCat-Flash-Thinking-260176.50%
Benchmark rank #2Nova 2 Omni68.80%
Benchmark rank #3LongCat-Flash-Thinking67.50%