Cheapest AI subscription in 2026
Updated October 21, 2026. US prices before tax.
- Google AI Plus, $4.99/mo: Flash model, 2× Free usage, Gemini in Gmail and Vids, 400 GB storage.
- ChatGPT Go, $8/mo (US): more messages, uploads and images than Free. 54K context. May include ads.
- X Subscription Plus, $8/mo ($80/yr): shared usage pool for Grok Chat, Voice, Imagine and Build, plus X Premium perks such as the checkmark and fewer ads. Does not include Grok Bot.
- Claude Pro, $17/mo billed annually ($200 up front), or $20 billed monthly.
- Google AI Pro, $19.99/mo, and ChatGPT Plus, $20/mo.
Cheapest of all: $0. Read what each free tier gives you.
Sources (checked October 21, 2026)
- gemini.google/subscriptions
- OpenAI Go announcement
- x.ai/pricing · docs.x.ai/x-subscription/pricing
- claude.com/pricing
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