Perplexity vs Vast.ai
Compare GPU pricing, features, and specifications between Perplexity and Vast.ai cloud providers. Find the best deals for AI training, inference, and ML workloads.
Perplexity
Provider 1
Vast.ai
Provider 2
Comparison Overview
GPU Pricing Comparison
| GPU Model ↑ | Perplexity Price | Vast.ai Price | Price Diff ↕ | Sources |
|---|---|---|---|---|
A10 24GB VRAM • Vast.ai | Not Available |  $0.20/hr★ Best | — | |
A10 24GB VRAM • | ||||
A100 PCIE 40GB VRAM • Vast.ai | Not Available | $0.29/hr★ Best | — | |
A100 PCIE 40GB VRAM • | ||||
A100 SXM 80GB VRAM • Vast.ai | Not Available | $0.67/hr★ Best | — | |
A100 SXM 80GB VRAM • | ||||
A2 16GB VRAM • Vast.ai | Not Available | $0.07/hr★ Best | — | |
A2 16GB VRAM • | ||||
A40 48GB VRAM • Vast.ai | Not Available | $0.41/hr★ Best | — | |
A40 48GB VRAM • | ||||
B200 192GB VRAM • Vast.ai | Not Available | $2.67/hr★ Best | — | |
B200 192GB VRAM • | ||||
H100 80GB VRAM • Vast.ai | Not Available | $1.55/hr★ Best | — | |
H100 80GB VRAM • | ||||
H100 NVL 94GB VRAM • Vast.ai | Not Available | $1.67/hr★ Best | — | |
H100 NVL 94GB VRAM • | ||||
H200 141GB VRAM • Vast.ai | Not Available | $1.97/hr★ Best | — | |
H200 141GB VRAM • | ||||
L40 40GB VRAM • Vast.ai | Not Available | $0.34/hr★ Best | — | |
L40 40GB VRAM • | ||||
L40S 48GB VRAM • Vast.ai | Not Available | $0.31/hr★ Best | — | |
L40S 48GB VRAM • | ||||
RTX 3070 8GB VRAM • Vast.ai | Not Available | $0.07/hr★ Best | — | |
RTX 3070 8GB VRAM • | ||||
RTX 3070 Ti 8GB VRAM • Vast.ai | Not Available | $0.08/hr★ Best | — | |
RTX 3070 Ti 8GB VRAM • | ||||
RTX 3080 10GB VRAM • Vast.ai | Not Available | $0.10/hr★ Best | — | |
RTX 3080 10GB VRAM • | ||||
RTX 3080 Ti 12GB VRAM • Vast.ai | Not Available | $0.09/hr★ Best | — | |
RTX 3080 Ti 12GB VRAM • | ||||
A10 24GB VRAM • Vast.ai | Not Available | $0.20/hr★ Best | — | |
A10 24GB VRAM • | ||||
A100 PCIE 40GB VRAM • Vast.ai | Not Available | $0.29/hr★ Best | — | |
A100 PCIE 40GB VRAM • | ||||
A100 SXM 80GB VRAM • Vast.ai | Not Available | $0.67/hr★ Best | — | |
A100 SXM 80GB VRAM • | ||||
A2 16GB VRAM • Vast.ai | Not Available | $0.07/hr★ Best | — | |
A2 16GB VRAM • | ||||
A40 48GB VRAM • Vast.ai | Not Available | $0.41/hr★ Best | — | |
A40 48GB VRAM • | ||||
B200 192GB VRAM • Vast.ai | Not Available | $2.67/hr★ Best | — | |
B200 192GB VRAM • | ||||
H100 80GB VRAM • Vast.ai | Not Available | $1.55/hr★ Best | — | |
H100 80GB VRAM • | ||||
H100 NVL 94GB VRAM • Vast.ai | Not Available | $1.67/hr★ Best | — | |
H100 NVL 94GB VRAM • | ||||
H200 141GB VRAM • Vast.ai | Not Available | $1.97/hr★ Best | — | |
H200 141GB VRAM • | ||||
L40 40GB VRAM • Vast.ai | Not Available | $0.34/hr★ Best | — | |
L40 40GB VRAM • | ||||
L40S 48GB VRAM • Vast.ai | Not Available | $0.31/hr★ Best | — | |
L40S 48GB VRAM • | ||||
RTX 3070 8GB VRAM • Vast.ai | Not Available | $0.07/hr★ Best | — | |
RTX 3070 8GB VRAM • | ||||
RTX 3070 Ti 8GB VRAM • Vast.ai | Not Available | $0.08/hr★ Best | — | |
RTX 3070 Ti 8GB VRAM • | ||||
RTX 3080 10GB VRAM • Vast.ai | Not Available | $0.10/hr★ Best | — | |
RTX 3080 10GB VRAM • | ||||
RTX 3080 Ti 12GB VRAM • Vast.ai | Not Available | $0.09/hr★ Best | — | |
RTX 3080 Ti 12GB VRAM • | ||||
Features Comparison
Perplexity
- Sonar Search Models
Proprietary models combining LLM reasoning with real-time web search and citations
- Online Grounding
Responses include inline citations and sources from live web data
- OpenAI-Compatible API
Drop-in replacement using standard chat completions format
- Open-Source Models
Access to Llama and other open-source models alongside Sonar
- Structured Outputs
JSON mode and structured output support for reliable parsing
- Search Domain Filtering
Restrict or focus web search to specific domains for targeted results
Vast.ai
Pros & Cons
Perplexity
Advantages
- Unique search-augmented generation with real-time web data
- Built-in citations reduce hallucination risk
- OpenAI-compatible API for easy integration
- Competitive pricing on open-source model hosting
Considerations
- Smaller model selection than general-purpose platforms
- Search-augmented models have higher per-request costs
- Less mature enterprise offering compared to larger providers
Vast.ai
Advantages
- Cost-effective (5-6X cheaper than traditional cloud services)
- Flexible pricing with on-demand and interruptible options
- Real-time bidding system for cost optimization
- Docker ecosystem for quick software deployment
Considerations
- Primarily focused on Linux-based Docker instances
- No Windows support
- Limited GUI options (SSH, Jupyter, or command-only)
Compute Services
Perplexity
Vast.ai
Marketplace Instances
On‑demand GPU rentals with live bidding and filters.
Pricing Options
Perplexity
Pay-per-token
Per million token pricing with separate input and output rates
Search pricing
Per-request pricing for search-augmented Sonar queries
Vast.ai
Getting Started
Perplexity
- 1
Create an account
Sign up at perplexity.ai and navigate to API settings
- 2
Generate API key
Create an API key from your account settings
- 3
Choose a model
Select from Sonar (search-augmented) or standard open-source models
- 4
Make first API call
Use the OpenAI-compatible chat completions endpoint
Vast.ai
Support & Global Availability
Perplexity
Global Regions
Global availability via cloud infrastructure
Support
API documentation, Discord community, email support
Vast.ai
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