Jasper, Copy.ai and Writesonic compared for a small business: what each is actually for, what $29, $69 and $99 buy, and the honest case for a general assistant instead.
Most "best AI writing tool" lists are written by people paid to sell you one. The honest version for a small business starts with a question: what would this do that a general AI assistant does not? For most owners the answer is nothing yet, and the right purchase is no purchase. For a specific set of jobs, brand-consistent marketing copy across a team, outbound sales email at volume, or SEO content with rank tracking attached, a dedicated tool earns its price. This list ranks the three we have verified on those jobs. Prices are monthly billing at the time of verification (2026-09-09).
How to choose
Name the job before you compare tools. If the job is "write faster", a general assistant wins on price and flexibility. If the job is "five people writing in one brand voice with reusable campaign templates", that is Jasper's product. If it is "research a prospect and draft a personalised email, a hundred times a week", that is Copy.ai's workflows. If it is "publish SEO articles and know how we show up in AI search", that is what Writesonic has become. Then price it per seat, because two of the three charge per user, and look at the cliff to the next tier, because it is steep in all three. The AI tools category page has the general criteria.
The picks in depth
Copy.ai is the cheap start and the outbound specialist. The Chat plan is $29 a month ($24 annual) for 5 seats, unlimited words in chat, unlimited chat projects and access to OpenAI, Anthropic and Gemini models, which makes it the least expensive way here to give a small team frontier models in one place. The real product is Workflows: chains that research a company, pull details into a table and draft a personalised email, built for sales teams doing GTM at volume. The cliff is the largest in the category: the next tier, Growth, is $1,000 a month on annual billing ($12,000 a year) for 75 seats and 20,000 workflow credits, so a business that outgrows Chat has nowhere in between. Positioning has also shifted repeatedly, so older reviews describe a different tool. Choose Copy.ai if you want multi-model chat for up to five people cheaply, or you run outbound email and will use the workflows. Skip it if you are a solo creator who wants a simple blog writer.
Jasper is the marketing team's writer. Pro is $69 per seat monthly ($59 annual) with the Canvas editor, marketing agents, 2 brand voices, 5 knowledge assets, 3 audiences, image generation, a plagiarism checker and a browser extension. The brand-voice and knowledge layers are the reason to pay: copy comes out consistent across people and campaigns in a way raw chat models do not manage without effort. Business is custom pricing on a 12-month minimum and adds custom agents, API access and admin controls. There is no free plan, only a 7-day trial. Choose Jasper if a team produces marketing copy at volume and consistency is the problem. Skip it as a solo operator who mainly needs drafts; a general assistant gets most of the value at a fraction of the cost, and Jasper alternatives lists the exits.
Writesonic has become an SEO and AI-search tool that also writes. Starter is $99 a month ($79 annual) for 1 user and 1 project, tracking across 3 AI platforms, 50 prompts and 50 answers a day, 15 AI articles a month and 10 site audits. Basic is $199 on annual billing for 2 users and 25 articles; Growth is $399 annual for 3 users, 50 articles and sentiment analysis, with extra users at $50 each. Quotas are hard caps. Choose Writesonic if you publish SEO content and want to see how your brand appears in AI answers from the same dashboard. Skip it if you only need drafting; the current pricing is high for that alone, and legacy word-credit users will find a different, pricier product.
The option that is not on the list
A general assistant subscription from OpenAI, Anthropic or Google is the tool most small businesses should try first. It drafts, edits, summarises and brainstorms without brand-voice governance, workflow credits or article quotas, and it costs less per seat than any pick above. Our own notes on Jasper say it plainly: much of what it does can be replicated with careful prompting. If your team already pays for Notion, drafting inside your documents with its AI on the Business plan at $20 per member is another route that adds no new subscription. Buy a dedicated writing tool when a general assistant hits a limit you can name.
What to avoid
Do not buy an annual plan inside the trial; every tool here has a cliff or a quota you will only discover in month two. Do not judge output on a marketing sample; test it on your worst real task, the one you avoid writing. And do not publish AI drafts unedited, especially for SEO: the pages that earn on this site are the ones with a decision in them, and no writing tool supplies that.
When not to buy
If one person writes everything and you have not used a general assistant for a month, do that first. If you have, and you still spend hours a week on the same kind of copy, pick the tool that matches the job above and use the trial on that job. If the job is SEO articles, read best automation tools for small business too, because the bottleneck is usually publishing and distribution, not drafting.