Replit has launched ViBench 2.0, a new benchmark designed to evaluate AI models on long-horizon software development tasks. Unlike previous benchmarks that focus on specific coding problems, ViBench 2.0 requires AI agents to build entire products from scratch, adding features incrementally over time. The benchmark includes seventeen distinct products and 241 feature requests, with top-performing models like GPT-6.1 Sol, GPT-6 Astra, and Opus 5.5 achieving success rates between 49-65% on the test plans. AI
IMPACT Establishes a new standard for evaluating AI's ability to handle complex, multi-stage software development projects.
RANK_REASON New benchmark for evaluating AI models on complex software development tasks. [lever_c_demoted from research: ic=1 ai=1.0]
- Fireworks
- GitHub
- Google Docs
- GPT-6.1 Sol
- GPT-6 Astra
- Opus 5.5
- Replit
- Specialized Intelligence Index
- Uber
- ViBench 1.0
- ViBench 2.0
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