# τ²-bench (telecom, adjusted prompt) — AI model rankings

telecom task success with an extra general instruction in the system prompt

2 tracked models have a published τ²-bench (telecom, adjusted prompt) score. Higher is better. Scores come from published lab reports and benchmark sources; recorded sources appear beside the scores.

## Ranking

| Rank | Model | Developer | Score | Source | Released |
| --- | --- | --- | --- | --- | --- |
| 1 | GPT-5.2 | OpenAI | 98.7% | Lab | Dec 11 2025 |
| 2 | GPT-5.1 | OpenAI | 95.6% | Lab | Nov 12 2025 |


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Canonical page: https://aireleasetracker.com/benchmark/tau2-telecom-adjusted-prompt
Site index: https://aireleasetracker.com/llms.txt
Source: AI Release Tracker (https://aireleasetracker.com). Most benchmark scores come from lab launch material; gathered results identify the leaderboard that published them.