Benchmarks / tau2-bench
Reported by tau2-bench
tau2-bench
Share of banking questions answered from a policy knowledge base tasks completed within policy in all four trials.
- Results dated
- 24 Feb 2026 to 2 Mar 2026
- Models
- 3
- Unit
- % of tasks
- Licence
- MIT License
Full results
| # | Model | tau2 v1.0.1, banking knowledge, terminal retrieval: consistency (pass^4) % of tasks, higher is better |
|---|---|---|
| 1 | Claude Sonnet 4.5 (thinking reasoning, tau2)Anthropic |
10.3%
|
| 2 | gemini-3-flash (high reasoning, tau2)Google |
7.2%
|
| 3 | gemini-3-pro (high reasoning, tau2)Google |
4.1%
|
Results as published by tau2-bench; we do not re-run them.
What it measures
Share of banking questions answered from a policy knowledge base tasks completed within policy in all four trials.
What it does not measure
Not your policies or customers: the tasks and policies are tau2's own, and the customer is simulated by gpt-5.2.
Source
Failures
Failures count against a model: a product with no usable output is a failed listing. They are listed here so you can see why.
Not ranked
- Distyl ButtonAgent: custom agent scaffold, not the standard harness
- RAFT-30B-A3B: custom agent scaffold, not the standard harness
tau2-bench by Sierra Research and contributors, MIT License.