ChatGPT alternative: open Language models (LLM) models on your own GPU
ChatGPT is a hosted service for Language models (LLM). If you would rather not pay per generation or per month, you can run open models that do the same job on a GPU you rent by the second.
Open models you can use instead
gpt2140M · 2 GBQwen3-0.6B750M · 3 GBQwen3-14B15B · 37 GBDeepSeek-V3.2685B · 824 GBQwen2.5-7B-Instruct7.6B · 20 GBQwen3-8B8.2B · 21 GBOrnith-1.5-9B-GGUF9.2B · 8 GBgpt-oss-20b21B · 27 GB
All Language models (LLM) modelsGPUs that fit these models today
| GPU | Memory | Per hour |
|---|---|---|
| RTX 2080 Ti | 22 GB | $0.20 |
| RTX 3090 | 24 GB | $0.35 |
| Titan RTX | 24 GB | $0.40 |
| A10 | 22 GB | $0.43 |
| RTX A5000 | 24 GB | $0.44 |
Live starting prices from our catalog. You pay per second while the machine runs.
Why switch
- No per-generation credits or monthly plan: you pay only while the GPU runs.
- Choose the model, settings and resolution yourself, with no queue.
- Your prompts and files stay on your own machine.
Questions
- Is there an open alternative to ChatGPT?
- Yes. Open Language models (LLM) models are free to use under their licenses; you only pay for the GPU time while they run, from $0.11 per hour.
- Do I need a subscription?
- No. You pay only for the time your machine runs, from your USD balance. Stop it whenever you are done.
Try it on your own GPU in minutes
Pick a GPU, open Jupyter or SSH and run any open model. You pay per second and can stop anytime; no subscription, no setup fee.
- Per-second billing in USD
- PyTorch and CUDA ready in minutes
- Rent from ChatGPT or Claude too
ChatGPT is a trademark of its owner. CoreHu is not affiliated with or endorsed by ChatGPT.