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# The best Terminal-Bench 2.0 score rose from 18.4% to 77.3% between February 2025 and February 2026
- URL: https://aiadoption.org/data/terminal-bench-top-score/
- Published: 2026-10-19T16:06:40.000Z
- Updated: 2026-10-21T06:01:08.000Z
- Description: The top accuracy on Terminal-Bench 2.0, which tests AI agents on real command-line tasks, reached 77.3% in February 2026, up from 18.4% a year earlier.
- Author: Manu
- Tags: Data, AI Benchmarks, AI Coding, #chart, #ai-index-2026, #hub-benchmarks, #topic-ai-agents

77.3%

▲ 58.9 pts since Feb 2025

top Terminal-Bench 2.0 accuracy, February 2026

20252026

## What the chart shows

Terminal-Bench 2.0 tests AI agents on end-to-end tasks in a real terminal, from compiling code to training models and setting up servers, chaining steps without human help. The best score on its leaderboard rose from 18.4% in February 2025 to 77.3% in February 2026.

Progress came in steps: 32.6% from March to July 2025, 49.7% from August, 65.2% in November and 66.5% in December, before the rise to 77.3%. The chart shows the leading score each month, not one model over time.

## Key numbers

| Measure       | Value |
| ------------- | ----- |
| February 2025 | 18.4% |
| March 2025    | 32.6% |
| August 2025   | 49.7% |
| November 2025 | 65.2% |
| December 2025 | 66.5% |
| February 2026 | 77.3% |

## How to read it

- Each point is the highest accuracy on the leaderboard in that month; the leading agent and model change over time.
- The report text gives the February 2025 starting point as 20%; the data shows 18.4%, which we use.

**Source:** [Terminal-Bench 2.0 Leaderboard](https://aiadoption.org/sources/#terminal-bench), 2026, via the AI Index Report 2026 (Stanford HAI), figure 2.5.2: *Terminal-Bench 2.0: accuracy*. Chart and text by AI Adoption.  
Numbers checked against the published data on 20 October 2026.  
[Download the data (CSV)](https://charts.aiadoption.org/ai-index/csv/terminal-bench-top-score.csv?ref=aiadoption.org) · [Cite this chart](#source)