AI Tool Pricing Guide 2025: Claude, ChatGPT, Perplexity, Grammarly Compared
Making sense of AI pricing in 2025 can be confusing — token-based API pricing, subscription tiers, usage limits. This guide breaks it all down clearly.
Claude Pricing (2025)
| Plan | Price | Access |
|---|---|---|
| Free | $0/month | Limited messages/day with Claude Sonnet |
| Pro | $20/month | Unlimited Claude 3.5 Sonnet, 5x more usage, Claude Opus, Projects |
| Team | $25/user/month | Everything in Pro + team workspace, admin controls |
| Enterprise | Custom | SSO, HIPAA BAA, custom security, dedicated support |
ChatGPT Pricing (2025)
| Plan | Price | Access |
|---|---|---|
| Free | $0/month | GPT-4o (limited), basic features |
| Plus | $20/month | GPT-4o unlimited, DALL-E 3, web browsing, Code Interpreter, voice mode |
| Team | $25/user/month | Everything in Plus + team features, admin controls |
| Enterprise | Custom | Enterprise security, dedicated account management |
Perplexity Pricing (2025)
| Plan | Price | Access |
|---|---|---|
| Free | $0/month | 5 Pro searches/day, unlimited standard searches |
| Pro | $20/month | Unlimited Pro searches, GPT-4o + Claude access, file uploads, API |
Grammarly Pricing (2025)
| Plan | Price | Access |
|---|---|---|
| Free | $0/month | Basic grammar, spelling, punctuation |
| Premium | $12/month (annual) | Style suggestions, tone detection, rewrite, plagiarism check |
| Business | $15/user/month | Premium + team features, style guides |
Which AI Tool Gives Best Value?
At $20/month, Claude Pro is the best single-tool investment for writing-heavy professionals. The 200K context window and writing quality advantage over comparable tools make it the strongest value in the category.
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