WhichAI.today

Best free AI

Updated Oct 25, 2026. Checked daily.

Each row is one ranked job. The free column is the best pick you can use without paying, plus the free-tier limit. The paid column is the best paid pick. Last reviewed Oct 25, 2026.

JobBest freeBest paid
💻 Coding & Software

Perplexity → Kimi K3

Includes Best search mode and a limited number of Pro Searches, without manual model selection

Claude → Claude Opus 5.5

Pro

⚖️ Legal & Long Documents

Perplexity → Kimi K3

Includes Best search mode and a limited number of Pro Searches, without manual model selection

Claude → Claude Fable 5.1

Pro

✍️ Writing & Marketing

MiMo-V2.6-Pro

The weights are free to download. Hosted use depends on Xiaomi's current studio limits.

Claude → Claude Opus 5.5

Pro

🧮 Reasoning, Math & Science

MiMo-V2.6-Pro

The weights are free to download and run yourself.

Claude → Claude Opus 5.5

Pro

⚡ Speed & High Volume

Gemini → Gemini 3.5 Flash-Lite

Access to standard Gemini models with compute limits resetting every 5 hours and 15 GB shared storage

Gemini → Gemini 3.5 Flash-Lite

Free

✨ General & Everyday

MiMo-V2.6-Pro

The weights are free to download and run yourself.

Gemini → Gemini 4 Argon

Google AI Pro

🎨 Images

Qwen-Image-2.1

The weights are free to download under the Qwen Research License.

GPT-Image-2.5 Sunburst

$20/month for ChatGPT Plus, or token billing via the OpenAI API.

🎬 Video

Wan 2.2 A14B

The weights are free to download.

Gemini Omni 1.1 Flash

Uses a Google AI plan. Check the plan page for the current price.

🔎 Research & Web Search

Diffbot-Small-XL

The weights are free to download.

GPT-5.6 Sol

Uses a ChatGPT plan. Check the plan page for the current price.