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Ten coding tasks, nineteen languages and the strongest coding models of 2026 — Claude Opus 5.5, GPT-6.1 Sol and Muse Wonder — next to the code you're reading.
Tasks
Explain code
Paste a snippet or select code on any page and get a clear, line-by-line explanation in plain language.
Read moreDebug code
Paste the failing code and the error. The AI finds the root cause first, then suggests a minimal fix.
Read moreWrite code
Describe what you need and get working code with comments and usage examples.
Read moreCode review
Get a senior-level review: bugs, edge cases, security issues, naming and readability.
Read moreConvert code
Translate code between languages and frameworks while keeping behavior and idioms.
Read moreOptimize code
Find slow parts and get faster, cleaner versions with an explanation of the trade-offs.
Read moreGenerate unit tests
Generate tests that cover the happy path, edge cases and failures for your function.
Read moreRegex generator
Describe the pattern in words and get a regular expression with an explanation and test cases.
Read moreSQL query generator
Describe the data you need and get a correct SQL query for your database, with explanation.
Read moreCode documentation
Generate docstrings, README sections and comments that explain intent, not just syntax.
Read moreEvery top AI model, one side panel
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