Benchmark charts don't tell you which assistant will survive a Tuesday when you've got a script due, three captions to write, and a spreadsheet that refuses to cooperate. So instead of comparing scores, I ran the same month of real production work through all three and paid attention to where each one actually held up.
Long-form writing and scripting
This is where tone consistency matters more than raw fluency. The assistant that kept a consistent voice across a multi-part script, without needing constant re-prompting to stay in character, saved the most editing time. Shorter context windows showed up here first — the assistant would quietly drift back to a generic tone by the third section.
Data and spreadsheet work
Cleaning messy exports, restructuring columns, catching inconsistent formatting — this is unglamorous but constant work for anyone running multiple content pages. The assistant that handled ambiguous, half-broken data without needing three rounds of clarification was the clear winner here, and it wasn't the one that "felt" smartest in conversation.
Coding and debugging small tools
For quick scripts and debugging a small desktop tool, what mattered was how well the assistant reasoned about a whole codebase rather than a single function in isolation. The ones that asked good clarifying questions before diving in produced fewer "confidently wrong" fixes.
Image and visual prompting
None of the three general assistants replace a dedicated image model, but as a prompt-writing partner — translating a vague scene idea into a structured, model-ready prompt — the differences were smaller than expected. This is the category where "good enough" was genuinely good enough for all three.
The right assistant isn't the one that wins every category. It's the one whose weak spot doesn't sit on your critical path.
So which one actually wins?
For sustained long-form writing with a consistent voice: the assistant with the longest effective context and the steadiest tone across a session. For messy data and spreadsheet triage: the one that asks fewer clarifying questions and just handles ambiguity. For quick, throwaway tasks — captions, subject lines, brainstorming — any of the three will do the job in under a minute, and the "best" one is whichever is already open in your browser.
The real answer
Most working creators end up running two assistants side by side rather than picking one: a primary for daily writing and a secondary kept open specifically for its one standout strength. That's not indecision — it's just matching the tool to the task instead of the marketing.