Hey folks, I’ve been experimenting with every free AI chatbot I could get my hands on lately – from ChatGPT to obscure open-source frontends – and wanted to share a quick, updated Free AI Tools Tier List for anyone trying to navigate the chaos.
Here’s what’s still free, how much you get, and where to use them:
<table>
<thead>
<tr>
<th style="text-align:left">Provider</th>
<th style="text-align:left">Free Tier</th>
<th style="text-align:left">URL</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:left">ChatGPT (OpenAI)</td>
<td style="text-align:left">~10 GPT-4o messages / 5 hrs → fallback to GPT-3.5. Free image gen (2-3/day), file uploads, &amp; browsing.</td>
<td style="text-align:left"><a href="https://chat.openai.com" target="_blank" rel="noopener nofollow">chat.openai.com</a></td>
</tr>
<tr>
<td style="text-align:left">Claude (Anthropic)</td>
<td style="text-align:left">Session-based limits. ~20–40 messages/day with Claude Sonnet 4. File uploads (30MB x 20 files).</td>
<td style="text-align:left"><a href="https://claude.ai" target="_blank" rel="noopener nofollow">claude.ai</a></td>
</tr>
<tr>
<td style="text-align:left">DeepSeek</td>
<td style="text-align:left">Unlimited chats via web/app. Uses DeepSeek-R1 &amp; V3. ~1M API tokens for new signups.</td>
<td style="text-align:left"><a href="https://chat.deepseek.com" target="_blank" rel="noopener nofollow">chat.deepseek.com</a></td>
</tr>
<tr>
<td style="text-align:left">Gemini (Google)</td>
<td style="text-align:left">5 prompts/day (Gemini 3 Pro), 100 images/day, audio, research summaries.</td>
<td style="text-align:left"><a href="https://gemini.google.com" target="_blank" rel="noopener nofollow">gemini.google.com</a></td>
</tr>
<tr>
<td style="text-align:left">OpenRouter</td>
<td style="text-align:left">50 requests/day (free). Up to 1000/day w/ $10 deposit. Includes GPT-4o, LLaMA, DeepSeek, Mistral.</td>
<td style="text-align:left"><a href="https://openrouter.ai" target="_blank" rel="noopener nofollow">openrouter.ai</a></td>
</tr>
<tr>
<td style="text-align:left">GitHub Models</td>
<td style="text-align:left">150 daily requests (low-tier models), 50 for high-tier (e.g. GPT-4o). Used via GitHub Marketplace.</td>
<td style="text-align:left"><a href="https://github.com/marketplace/models" target="_blank" rel="noopener nofollow">github.com/marketplace/models</a></td>
</tr>
<tr>
<td style="text-align:left">LM Arena</td>
<td style="text-align:left">Unlimited model comparisons. Free chats with GPT-4o, Claude, Gemini. Rate-limited if abused.</td>
<td style="text-align:left"><a href="https://lmarena.ai" target="_blank" rel="noopener nofollow">lmarena.ai</a></td>
</tr>
<tr>
<td style="text-align:left">LLMBase</td>
<td style="text-align:left">10 free messages/day to open-source models. Over 300+ model options. GDPR-compliant.</td>
<td style="text-align:left"><a href="https://llmbase.ai" target="_blank" rel="noopener nofollow">llmbase.ai</a></td>
</tr>
</tbody>
</table>
Conclusion
<ul>
<li>ChatGPT is still the best all-in-one if you’re okay with light usage.</li>
<li>Claude is more generous with file handling. Surprisingly chill UX.</li>
<li>DeepSeek is underrated – it’s really good for longer chats &amp; is totally free.</li>
<li>OpenRouter is a secret weapon if you want access to multiple models in one place.</li>
<li>LM Arena is great for testing before buying API access or deciding which model you vibe with.</li>
<li>LLMBase is a good choice if you are from Europe and looking for privacy.</li>
</ul>
What Did I Miss?
Are there any other solid free options I should add to the list? Bonus points if it lets you talk to Claude 3.5 or GPT-4o with no paywall.
Let’s crowdsource the ultimate 100% Free AI Guide before it all vanishes behind subscriptions.

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A curated comparison of free AI chatbot providers including ChatGPT, Claude, DeepSeek, Gemini, OpenRouter, GitHub Models, LM Arena, and LLMBase. The list details usage limits, capabilities, and URLs for each service. ChatGPT offers the best all-in-one experience with limited GPT-4o access, Claude excels at file handling, DeepSeek provides unlimited free chats, and OpenRouter aggregates multiple models. Includes practical recommendations based on use cases like privacy (LLMBase), model testing (LM Arena), and multi-model access.

List of free AI Chat Providers