Which Free Models should I use? - (AI Generated Response)

I pay subscriptions because they are extremely useful for me but if I wanted a free AI, I would have about six on my phone and computer and I would move between them when I reached my free limits.

Read on for the Grok explanation of:

Free Access to State-of-the-Art LLMs for Writing in 2025

As a new user, you’ll find plenty of accessible, no-cost options to experiment with cutting-edge large language models (LLMs) for writing tasks like drafting emails, blog posts, creative stories, or outlines. State-of-the-art (SOTA) models in October 2025 include OpenAI’s GPT-5, Anthropic’s Claude 4 Opus, Google’s Gemini 2.5, Meta’s Llama 4, and xAI’s Grok 3—many with free tiers that deliver high-quality output for general use. These are hosted via web interfaces or apps, so no technical setup is required beyond signing up with an email.

Focus on platforms with generous limits (e.g., daily messages or word counts) to avoid frustration. Most handle creative, professional, and SEO-optimized writing well, but always edit outputs for your voice. Here’s a breakdown of the top free options:

1. ChatGPT (OpenAI) – Best All-Around for Beginners

• Access: Free tier via chat.openai.com, iOS/Android apps, or X app integration. Uses GPT-5 as default with message limits (resets daily; ~50-100 prompts depending on length).
• Why for Writing: Excels at structured and creative tasks—e.g., generating SEO articles, fiction snippets, or ad copy. It maintains context over long sessions and suggests revisions.
• Limits: No unlimited access, but sufficient for casual use (up to 2,000-4,000 words/day). Web search integration for up-to-date facts.
• Get Started: Sign up at openai.com; prompt example: “Write a 500-word blog post on sustainable coffee roasting, optimized for SEO.”

2. Grok 3 (xAI) – Fun, Unfiltered Creative Writing

• Access: Free on grok.com, x.com, Grok iOS/Android apps, or X iOS/Android apps. Limited daily quotas (e.g., 20-50 queries), but resets frequently.
• Why for Writing: SOTA for natural, witty prose—great for brainstorming ideas, dialogue, or humor-infused content. Less censored than competitors, ideal for fiction or opinion pieces.
• Limits: Quota-based (higher for lighter use); voice mode on mobile apps for dictating ideas.
• Get Started: Log in via x.com; prompt example: “Draft a short story about a barista’s adventure in a magical coffee shop, with vivid descriptions.”

3. Claude (Anthropic) – Top for Long-Form and Ethical Writing

• Access: Free tier at claude.ai with Claude 4 Opus (daily message cap of ~20-30, but generous per-message length up to 200K tokens).
• Why for Writing: Stands out for coherent, nuanced long-form content like essays or reports. Strong in reasoning, so it handles outlines, revisions, and fact-checked drafts seamlessly.
• Limits: Caps on conversations; no image gen, but excellent for text-only focus.
• Get Started: Visit claude.ai; prompt example: “Outline and write a 1,000-word non-fiction piece on AI’s impact on authors, with citations.”

4. Gemini (Google) – Integrated for Research-Heavy Writing

• Access: Free via gemini.google.com or Google app (Gemini 2.5 Flash for speed; unlimited basic use, with rate limits on advanced features).
• Why for Writing: Multimodal (handles images/text), perfect for descriptive writing or SEO content with real-time web search. Fast for quick edits or translations.
• Limits: Lighter on creative flair but unlimited for short bursts; ties into Google Docs for seamless workflow.
• Get Started: Sign in with Google account; prompt example: “Generate a product description for an eco-friendly water bottle, under 200 words, emphasizing sustainability.”

5. Perplexity AI – Fact-Based and Cited Writing

• Access: Free at perplexity.ai (unlimited quick searches; Pro trial available but not needed for basics).
• Why for Writing: SOTA for research-driven pieces—auto-cites sources, reducing hallucinations. Great for articles, summaries, or outlines with evidence.
• Limits: Free tier is query-based (no hard caps for light use); focuses more on answers than pure generation.
• Get Started: No signup needed initially; prompt example: “Write a cited blog intro on top open-source LLMs in 2025.”

Additional Free Tools Powered by SOTA LLMs

For specialized writing aids (still free, but more template-driven):

• Rytr: Unlimited short-form (e.g., emails, ads) via rytr.me; uses models like GPT-5 equivalents. 10K characters/month free.
• Copy.ai: Free forever plan for 2,000 words/month; strong for marketing copy and brainstorming.
• HubSpot AI Writer: Completely free for blog/social drafts; integrates with their CRM tools.
• Grammarly AI: Free browser extension for rewriting/summarizing; uses custom SOTA models for tone adjustments.
• QuillBot: Free paraphraser/summarizer (125 words at a time); multilingual support.

These options rival paid tiers for general writing—start with ChatGPT or Grok for ease. If limits feel tight, rotate between 2-3. For open-source alternatives (e.g., Llama 4 via Hugging Face chat), they’re free but require more setup; stick to hosted ones as a newbie.