An airline-domain tool-use benchmark for structured workflow execution and API correctness.
As of March 2026, Trinity-Large-Thinking leads the Tau2-Airline leaderboard with 88.0% , followed by Claude Opus 4.6 (82.0%) and GLM-5 (80.5%).
Trinity-Large-Thinking
Arcee AI
Claude Opus 4.6
Anthropic
GLM-5
Zhipu AI
According to BenchLM.ai, Trinity-Large-Thinking leads the Tau2-Airline benchmark with a score of 88.0%, followed by Claude Opus 4.6 (82.0%) and GLM-5 (80.5%). The scores show moderate spread, with meaningful differences between the top tier and mid-tier models.
5 models have been evaluated on Tau2-Airline. The benchmark falls in the Agentic category. This category carries a 22% weight in BenchLM.ai's overall scoring system. Tau2-Airline is currently displayed for reference but excluded from the scoring formula, so it does not directly affect overall rankings.
Year
2026
Tasks
Airline support workflows
Format
Domain-specific tool evaluation
Difficulty
Professional workflow
BenchLM stores Tau2-Airline as a display-only provider-table reference alongside tau2-bench telecom scores.
Trinity-Large-Thinking: Scaling an Open Source Frontier AgentVersion
Tau2-Airline 2026
Refresh cadence
Quarterly
Staleness state
Current
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
An airline-domain tool-use benchmark for structured workflow execution and API correctness.
Trinity-Large-Thinking by Arcee AI currently leads with a score of 88.0% on Tau2-Airline.
5 AI models have been evaluated on Tau2-Airline on BenchLM.
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