How many tasks are in the Kotlin Benchmark, and where do they come from?
The first public iteration contains 105 engineering tasks sourced from active open-source Kotlin repositories. Each task requires an agent to read a real issue description, navigate the existing codebase, and produce a patch verified inside a containerized environment — resolved only if the generated solution passes the required tests.
Answered in
JetBrains Built Its Own AI Coding Benchmark Because It Doesn't Trust Anyone Else'sJetBrains released a 105-task, open Kotlin coding benchmark on July 8, 2026 — and Claude Code beat JetBrains' own Junie agent by 3.81 points at launch.
Read the full analysisOther questions this article answers
More development best practices questions
- What did OpenAI’s Habitat team change?
- Does the reported 12× read improvement mean another team should copy the design?
- Does the Python Typing Survey measure all Python developers?
- Do Python type hints enforce types at runtime?
- What is interactive refactoring in gopls?
- Is interactive refactoring already part of the official LSP standard?
- What does Meta mean by human-on-the-loop software engineering?
- Does Meta's Forum project prove that AI can replace a software team?
Every answer on Crashtech is written by the editor of the article it comes from — never auto-summarised. Browse all answers or the Development Best Practices beat.