Claude vs Grok
Two strong options — here's where they genuinely differ, and which one fits what you're trying to do.
| Claude | Grok | |
|---|---|---|
| Developer | Anthropic | xAI |
| Current model | Claude Fable 5 (June 2026) | Grok (current xAI flagship) |
| Free tier | Yes — daily message caps; long-form output quality notably strong on free tier | Limited free tier |
| Paid from | $20/mo (~£16, $17/mo billed annually) | $30/mo (SuperGrok); also via X Premium+ ~$40/mo |
| Plan ladder | Free · Pro $20 · Max $100 (5×) · Max $200 (20×); Team ~$25–30/user | Free (limited) · SuperGrok $30 · SuperGrok Heavy $300 · via X Premium+ $40 |
| Context window | Up to 1M tokens (standard pricing since March 2026) | Large |
| Multimodal | Text, images, file analysis; agentic coding via Claude Code | Text, images, image generation |
| Public API | ✔ Yes | ✔ Yes |
| Open weights | ✕ No | ✕ No |
| Data & privacy | Does not train on user data by default (opt-in); strong enterprise compliance posture | Tied to X account; X data may be used for training — check settings |
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The verdict
Both Claude and Grok are solid choices if you mainly want writing & content — for those needs you won't go far wrong either way.
Choose Claude if your priority is coding & development, long documents & analysis, privacy-conscious, business & teams.
Choose Grok if you care more about real-time information.
Both offer free tiers — the genuinely sensible move is to try each on a task you actually do, then pay for the one that earned it.