AI text tools
AI text tools in 2026: prices and differences.
Tools for writing, rewriting, correcting, structuring and humanizing text.
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All major language models produce Finnish. The differences are in context-window size (how long a document fits at once), integrations (Word, Gmail, Docs), data handling, and whether the same task can be compared across several models. Grammarly is included for comparison: it corrects English only.
Prices were checked on the official pricing pages on 29 August 2026 (USD/month).
Updated 29 August 2026 · prices checked on official pages
Tools and prices · checked 29 August 2026
Comparison table.
USD, monthly billing, before tax; "approx." marks regional, credit-based or frequently changing prices. Notes are taken from the providers' documentation.
| Tool | Price | Free tier | Notes | Use |
|---|---|---|---|---|
| Claude | Pro $20 (annual $17) · Max $100–200 | Yes | Supports Finnish; 200K-token context, Projects, Google Workspace integration; free tier without Opus | Long documents, analysis |
| ChatGPT | Go $8 · Plus $20 · Pro $100 / $200 | Yes | GPT-5.6 Luna on Free, Sol on Plus; ads on Free in some markets; files, images, voice, Codex | General assistant |
| Google Gemini | AI Plus $7.99 · AI Pro $19.99 · AI Ultra $99.99–199,99 | Yes | Gmail, Docs and Drive integration; AI Pro includes 2 TB storage and Veo video; 1M-token context | Google Workspace users |
| Microsoft Copilot | Microsoft 365 Premium $19.99/mo ($199.99/yr) – Copilot Pro lopetettu 2026 | Basic Copilot | Works inside Word, Excel and Outlook; premium AI only for the subscription owner | Microsoft 365 organisations |
| Mistral Le Chat | Pro approx. $15 | Yes | French (EU) provider; data processed in the EU | EU data-residency needs |
| Grammarly | Pro approx. $12 (annual) | Yes | English grammar only – no Finnish | English correspondence |
| MultipleChat | Pro from $20 | Yes (limited) | ChatGPT, Claude, Gemini and Grok models plus Perplexity Sonar / Sonar Pro side by side in one chat; Collab modes; document and spreadsheet Studios; 200 MB uploads with OCR | Comparing several models on one subscription |
Summary: Main tiers cost $17–20 a month. Claude offers a 200K-token context on Pro, Gemini AI Pro a 1M-token context and Google integration, Copilot works inside Office, and MultipleChat shows several models' outputs side by side.
Multi-model
MultipleChat: when a single AI tool isn't enough.
Many users compare ChatGPT, Claude, Gemini and Perplexity manually across several tabs. MultipleChat brings this way of working into one interface: projects, context, model comparison and repeatable workflows.
Why does it make sense?
One model is rarely best at everything. Claude can be strong for text, Perplexity for sources, Gemini for Google workflows, ChatGPT for all-round tasks. Comparing them saves time and reduces blind dependence on a single model.
Risks
Data protection, hallucinations and copyright belong front and center.
Professional users need a sober view of AI tools. A model can sound convincing and still be wrong. It can invent sources, repeat outdated information or send confidential data to a service whose rules don't fit the organization.
For sensitive data: no customer data, passwords, contract contents, health data or internal strategy documents should be copied into a tool before data protection, provider terms and team rules are clarified. For published content: verify the facts, check sources and don't reuse others' work without attribution.
Control question
Would I send this same text, data or file to an external supplier? If not, it probably doesn't belong in an AI tool without checks.
FAQ
Frequently asked questions.
Which AI writes Finnish?
Claude, ChatGPT, Gemini, Copilot and Mistral support Finnish according to their documentation. Output quality varies by text type; the most reliable assessment is to feed the same brief to several services.
Does the formal/informal register hold?
Language models follow the instruction when it is stated clearly in the brief and the sample text. In long conversations the instruction should be repeated.
Can AI write customer-facing text?
Yes, but figures, legal claims and names must be checked. Customer data may only be entered into a service whose contract covers data processing (Business/Team tiers).
What does a text tool cost?
First paid tiers are $8 (ChatGPT Go) and $7.99 (Gemini AI Plus); Claude Pro, ChatGPT Plus, Gemini AI Pro, Microsoft 365 Premium and MultipleChat Pro cost about $20.