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Field Notes · 1 min read
No trials that expire, no crippled tiers. Seven AI tools whose free plans are genuinely useful for daily work.
"Free" in AI usually means a teaser. These seven tools are the exception — their free tiers are complete enough to rely on every day.
ChatGPT and Claude both offer free tiers that handle everyday drafting, explanation, and analysis. Claude's free tier shines for long documents; ChatGPT's includes web search.
Perplexity gives unlimited quick searches with citations at no cost. For most people it can replace a paid search subscription entirely.
Stable Diffusion is the rare case where free means free forever — download the weights and generate locally without limits. v0 includes monthly credits that cover real prototyping.
Grammarly's free grammar layer remains the best zero-cost writing upgrade. And Suno hands you 50 song credits a day, which is more creative output than most paid tools allow.
The best free tiers come from companies confident you'll upgrade for scale, not for quality. Start free, upgrade when volume demands it.