The 3 best long form GPTs for 2025

Discover the 3 best GPTs for long form on the official GPT Store

All long form GPTs

Claude-instant-100k

Anthropic’s fastest model, with an increased context window of 100k tokens (around 75,000 words). Enables analysis of very long documents, code, and more.

4.010K+2024-02-08

Long From Sales Letter Generator

Generates Long Form Sales copy for Sales letters and VSLs.

4.51K+2023-12-27

LongerGPT

Crafts detailed articles with structured word count verification.

4.3100+2023-11-12

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text generation code analysis long form sales copywriting letter articles word count