kitio.aiTogether AI vs Petals
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Petals is completely free, while Together AI is paid.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Serverless open-model API
- Dedicated endpoints
- Fine-tuning
- GPU clusters
- Batch inference
- Distributed LLM inference
- Fine-tuning support
- PyTorch and Transformers API
- Access to hidden states
- Colab quickstart
| Feature | Together AI | Petals |
|---|---|---|
| Best for | Cloud for running, fine-tuning and training open-source models | Run large language models together over a BitTorrent-style network |
| Category | Models & APIs | Models & APIs |
| Pricing model | Paid | Free |
| Starting price | See pricing page | Free |
| Free plan | No | Yes, fully free |
| Made by | Together AI | Petals open-source project |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
Petals is completely free, while Together AI is paid.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Serverless Inference
Per 1M tokens
- Chat, vision, image, audio, video
- Cached input discounts
GPU Compute
$5.49 / hr (H100)
- H100, H200, B200, B300, GB200
- Pay as you go or reserved
Enterprise
Contact sales
- Dedicated inference
- Provisioned throughput
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Together AI
- Wide open-model catalog
- Competitive token prices
- Fine-tuning and training in one place
- Requires prepaid credits
- Some models have limited capacity
- Dashboard is basic
Petals
- Runs very large models without owning big GPUs
- Full control over sampling and fine-tuning
- Free and open source
- Speed is only a few tokens per second
- Depends on volunteer servers
- Not suited to production traffic
Which one should you choose?
Choose Together AI if you want:
- Wide open-model catalog
- Competitive token prices
- Fine-tuning and training in one place
Watch out: requires prepaid credits.
Choose Petals if you want:
- Runs very large models without owning big GPUs
- Full control over sampling and fine-tuning
- Free and open source
Watch out: speed is only a few tokens per second.
Together AI vs Petals FAQ
What is the difference between Together AI and Petals?
Together AI: Cloud for running, fine-tuning and training open-source models. Petals: Run large language models together over a BitTorrent-style network. Both are models & apis tools.
Is Together AI or Petals cheaper?
Petals is completely free, while Together AI is paid.
Do Together AI and Petals have free plans?
Together AI: No. Petals: Yes, fully free.
Who makes Together AI?
Together AI is made by Together AI, based in United States.
Who makes Petals?
Petals is made by Petals open-source project.
Which should I choose, Together AI or Petals?
Choose Together AI if you value wide open-model catalog and competitive token prices. Choose Petals if you value runs very large models without owning big gpus and full control over sampling and fine-tuning.