Benchmark
Web Bench
What is Web Bench?
Web Bench evaluates agents on realistic web-development engineering tasks, measuring end-to-end implementation in browser-based workflows.
- Modality
- text
- Evaluates
- agents, coding
- Openness
- unknown
- Importer
- LLM Stats
- Reported scores
- 2
Source provenance
- Original evidence https://api.zeroeval.com/leaderboard/benchmarks/web-bench?top_n=500
Web Bench results and reported scores
LLM Stats
| Model | Organization | Reported value | Reported | Evidence |
|---|---|---|---|---|
| Seed 2.1 Pro | ByteDance | 0.784 | 2026-06-24 | evidence |
| Seed 2.1 Turbo | ByteDance | 0.736 | 2026-06-24 | evidence |
Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.