Program Bench

Progress Over Time

Interactive timeline showing model performance evolution on Program Bench

State-of-the-art frontier
Open
Proprietary

Program Bench Leaderboard

5 models
ContextCostLicense
1
Moonshot AI
Moonshot AI
2.8T1.0M$3.00 / $15.00
2
Zhipu AI
Zhipu AI
753B1.0M$0.95 / $3.00
3
Moonshot AI
Moonshot AI
1.0T262K$0.74 / $3.50
4
ByteDance
ByteDance
5
Notice missing or incorrect data?
About this benchmark

What is Program Bench?

Program Bench evaluates code-generation agents by asking them to recreate a program's behavior from only a compiled binary and documentation. It spans 200 tasks from small CLI tools to large systems such as FFmpeg and SQLite, with submissions judged against more than 248,000 fuzz-generated behavioral tests.

Program Bench is a text benchmark evaluating models on agents and coding tasks. LLM Stats tracks 5 models on this benchmark, scored on a 0–1 scale. The current average is 0.6, with the leader at 0.8.

Compare leaders on the best AI for agents and best AI for coding leaderboards.

Current leaders

Kimi K3 from Moonshot AI currently leads the Program Bench leaderboard with a score of 0.778 across 5 evaluated AI models.

1Kimi K3Moonshot AI77.8%
2GLM-5.2Zhipu AI63.7%
3Kimi K2.7 CodeMoonshot AI53.6%

FAQ

Common questions about the Program Bench benchmark and leaderboard.

What is the Program Bench benchmark?

Program Bench evaluates code-generation agents by asking them to recreate a program's behavior from only a compiled binary and documentation. It spans 200 tasks from small CLI tools to large systems such as FFmpeg and SQLite, with submissions judged against more than 248,000 fuzz-generated behavioral tests.

What is the Program Bench leaderboard?

The Program Bench leaderboard ranks 5 AI models based on their performance on this benchmark. Currently, Kimi K3 by Moonshot AI leads with a score of 0.778. The average score across all models is 0.590.

What is the highest Program Bench score?

The highest Program Bench score is 0.778, achieved by Kimi K3 from Moonshot AI.

How many models are evaluated on Program Bench?

5 models have been evaluated on the Program Bench benchmark, with 0 verified results and 5 self-reported results.

What categories does Program Bench cover?

Program Bench is categorized under agents and coding. The benchmark evaluates text models.

What is the best open-source model on Program Bench?

Kimi K3 by Moonshot AI is the top-ranked open-source model on Program Bench, with a score of 0.778 (rank #1).

Which model offers the best value on Program Bench?

Among models scoring within 10% of the leader, Kimi K3 from Moonshot AI is the cheapest, at $3.00 per million input tokens with a score of 0.778.

How recent are the Program Bench leaderboard results?

The Program Bench leaderboard was last updated in July 2026 and currently includes 5 evaluated models.
Program Bench Leaderboard