Compare AI tools
Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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ChatGPT Operator B | FlashQLA A | Cursor S | DeepInfra A | |
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| Tagline | OpenAI's browser agent. Clicks and types on websites for you. | Qwen's open-source GPU kernel library that squeezes 2–3× more speed out of linear attention on NVIDIA Hopper hardware — if you're lucky enough to own one. | VS Code fork that made AI coding actually work. | Blazing-fast, pay-as-you-go inference API for open-source LLMs and multimodal models, now plugged directly into the Hugging Face ecosystem. |
| Category | Agents | Dev Platform | Coding | Dev Platform |
| Pricing | Included with ChatGPT Pro $200/mo | Free (MIT License, open-source) | Free + $20/mo Pro + $40/mo Business | Free $5 credit on signup, then pay-as-you-go from $0.06/M tokens |
| Best for | Power users willing to pay $200/mo for a browser bot. | ML engineers and researchers running Qwen3.x linear-attention models on H100/H200 clusters who need to close the gap between theoretical GDN efficiency and actual hardware throughput. | Developers. Non-developers who want to ship working code. | Backend developers and ML engineers who want the cheapest reliable inference for open-weight LLMs in production, especially those already living inside the Hugging Face ecosystem. |
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| Kai's verdict | B-tier. Still early. Manus is more flexible for less money. | A genuinely impressive, laser-focused kernel optimization from the Qwen team — real speedups on real hardware — but its utility is gated behind Hopper GPUs and Qwen's GDN architecture, making it a niche power tool rather than a broadly useful library. (Verdict pending Phi's full review.) | S-tier for coding. If you write code of any kind, this pays back the $20 in a day. | DeepInfra is the quiet workhorse of the inference API space — serious price performance on H100s, a genuinely clean OpenAI-compatible API, and now a native HF provider makes it a strong default choice for any team running open-source models at scale. (Verdict pending Phi's full review.) |
| Link | Open → | Open → | Open → | Open → |