{"slug":"fillout","name":"Fillout","domain":"fillout.com","verdict":"As of 2026-07-15, ChatGPT, Claude, Gemini, Grok collectively rank Fillout #3 of 9 for form builder. Source: https://modelsagree.com/product/fillout (modelsagree.com, CC BY 4.0).","best_rank":3,"categories":1,"brief":{"category":"best-form-builder-for-developers","title":"Best form builder","rank":3,"of":9,"top":"Tally","day":"2026-07-17","why":[{"t":"Powerful conditional logic","m":["ChatGPT","Claude"],"q":"powerful conditional logic"},{"t":"Native database integrations","m":["ChatGPT","Claude","Gemini"],"q":"Unmatched native integrations with databases and platforms like Airtable/Notion"},{"t":"Payments and scheduling","m":["ChatGPT","Claude"],"q":"payments, scheduling"},{"t":"Generous free plan","m":["ChatGPT","Claude"],"q":"generous free plan"}],"gap":[{"t":"Unlimited free forms and responses","m":["Claude","Gemini","Grok","ChatGPT"],"q":"the most generous free tier in the category (unlimited forms and responses)"},{"t":"Fast Notion-like editor","m":["Claude","Gemini","Grok","ChatGPT"],"q":"a fast Notion-like editor"}],"fix":[{"t":"Add self-hosted or open-source deployment","m":["ChatGPT"],"q":"Add a self-hosted or open-source deployment option"},{"t":"Polish respondent-side design language","m":["Claude"],"q":"a more polished respondent-side design language"},{"t":"Provide complete headless API support","m":["Gemini"],"q":"Provide complete headless API support"}]},"entries":[{"slug":"best-form-builder-for-developers","title":"Best form builder","rank":3,"of":9,"score":11,"appearances":3,"modelRanks":{"ChatGPT":1,"Claude":2,"Gemini":4},"reason":"Best overall balance of polished UX, powerful conditional logic, payments, scheduling, flexible layouts, generous free limits, database integrations, API access, and unusually capable REST webhooks","reasons":[{"model":"ChatGPT","reason":"Best overall balance of polished UX, powerful conditional logic, payments, scheduling, flexible layouts, generous free limits, database integrations, API access, and unusually capable REST webhooks"},{"model":"Claude","reason":"Best power-to-price ratio right now — advanced conditional logic, payments, scheduling, native Notion/Airtable/HubSpot storage so data lands where teams already work, plus a solid API and generous free plan"},{"model":"Gemini","reason":"Unmatched native integrations with databases and platforms like Airtable/Notion to dynamically pull and update live data."}],"fixes":[{"model":"ChatGPT","fix":"Add a self-hosted or open-source deployment option"},{"model":"Claude","fix":"Stronger brand recognition and a more polished respondent-side design language to match Typeform's front-end feel"},{"model":"Gemini","fix":"Provide complete headless API support to allow custom frontend form interfaces."}],"updated":"2026-07-15","rank_history":{"days":["2026-07-09","2026-07-10","2026-07-15"],"ranks":[2,1,null]},"reasoning_shift":[{"model":"ChatGPT","from":"2026-07-09","to":"2026-07-10","added":[{"t":"scheduling","q":"scheduling"},{"t":"flexible layouts","q":"flexible layouts"},{"t":"self-hosted or open-source deployment","q":"Add a self-hosted or open-source deployment option"}],"dropped":[{"t":"file uploads","q":"file uploads"},{"t":"developer-first versioning","q":"developer-first versioning"},{"t":"managed like code","q":"forms can be managed more cleanly like code"}]}],"api":"https://modelsagree.com/api/v1/best/best-form-builder-for-developers.json"}],"page":"https://modelsagree.com/product/fillout","check":"https://modelsagree.com/check?q=Fillout","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}