Criterion Claude Grok
CategoryAI Chatbots & AssistantsAI Chatbots & Assistants
In one sentenceAnthropic's AI assistant for writing, analysis, coding and research, available on web, desktop and mobile.xAI's chatbot with voice, image and video generation, now sold through The X Subscription bundle with Cursor and X Premium.
Problem it solvesHelps people write, analyse documents and code with an assistant that can also create files and connect to other apps.Offers a chat assistant with media generation and coding usage in one subscription for X and Cursor users.
Free planYesYes
Developer APIYes — docsYes — docs
Open sourceNoNo
PlatformsWeb, Desktop, iOS, Android, Chrome extension, CLI (Claude Code)Web, iOS, Android, X
Pricing (summary)Free costs nothing; Pro is $20/month or $17/month billed annually. Max starts at $100/month, Team is $25/$20 per standard seat and $125/$100 per premium seat, and Enterprise is $20/seat billed annually plus usage at API rates.
Checked 2026-10-19
The X Subscription has a free tier plus Plus ($8/month), Premium ($30/month), Super ($100/month) and Ultra ($200/month), with roughly 17% lower per-month prices on annual billing. Team seats cost the same as the matching individual tier.
Checked 2026-10-19
Strengths
  • Generous feature set on the free plan
  • Clear per-seat team pricing
  • Large context window on Opus 5.5 (1M tokens per Anthropic docs)
  • Bundles several products in one price
  • Annual discounts published
  • Large API context windows
Limitations
  • Session-based limits can run out during heavy use
  • Opus and Fable access require a paid plan
  • Max plans are monthly billing only
  • Plan names changed in October 2026, so older guides are outdated
  • Grok 4.7 not yet in consumer apps per its model card
  • Third-party Cursor models use credits from first use