Gvs
Groq vs Perplexity API
Comparing two ai & llm apis platforms on pricing, features, free tier, and trade-offs.
Quick summary
Groq — Ultra-fast LLM inference with LPU hardware. Groq runs open-source LLMs (Llama 3.3, Mixtral, Gemma) on custom LPU hardware, delivering 10-20x faster inference than GPU-based providers.
Perplexity API — LLM with live web search built in. Perplexity API (Sonar) gives LLM answers grounded in real-time web search results, with citations. Great for up-to-date answers and research use cases.
Feature comparison
| Feature | Groq | Perplexity API |
|---|---|---|
| Pricing model | Freemium | Paid |
| Starting price | Pay per token | Pay per token |
| Free tier | Yes | No |
| Open source | No | No |
| Vision | Yes | No |
| Streaming | Yes | Yes |
| Embeddings | No | No |
| Max Output | 8K | 4K |
| Fine-tuning | No | No |
| Context Window | 128K | 200K |
| Flagship Model | Llama 3.3 70B | Sonar Large |
| Reasoning Model | Llama 3.3 70B | Sonar Reasoning |
| Function Calling | Yes | No |
| EU Data Residency | No | No |
G
Groq
Ultra-fast LLM inference with LPU hardware
Pros
- Insanely fast inference (500+ tokens/sec)
- Cheapest for open-source model inference
- Generous free tier
- Great for real-time UX
Cons
- No proprietary models — OSS only
- Lower peak quality vs GPT-4o/Claude
- Limited availability during demand spikes
Perplexity API
LLM with live web search built in
Pros
- Built-in real-time web search
- Citations with every answer
- Always up-to-date information
- No need for your own scraper
Cons
- No vision / function calling
- More expensive than raw LLM APIs
- Less control over grounding data
Which should you choose?
Choose Groq if a free tier is important for your stage. Choose Perplexity API if you need production-grade features and are ready to pay.
Frequently asked questions
Which is better, Groq or Perplexity API?
There is no universal “better.” For most teams, Groq is the safer default because Groq offers a free tier (paid plans from Pay per token), while Perplexity API requires a paid plan. For edge cases, the comparison table above highlights where each tool wins.
Is Groq cheaper than Perplexity API?
Groq starts at Pay per token, while Perplexity API starts at Pay per token. Exact costs depend on usage — check both vendors' calculators before committing.
Can I migrate from Groq to Perplexity API?
Migration difficulty depends on how deeply Groq-specific features (APIs, SDK conventions, data schemas) are baked into your app. Most ai & llm apis migrations take days to weeks. Both vendors typically publish migration guides — check their docs.
Is Groq or Perplexity API open source?
No — both Groq and Perplexity API are proprietary managed services. If open source is a requirement, see our alternatives pages.
Does Groq or Perplexity API have a free tier?
Groq has a free tier; Perplexity API does not.
Which is best for startups and indie hackers?
Startups usually optimize for the lowest friction to ship and the cheapest possible free tier. The one with the most generous free tier here is Groq. For production workloads, revisit the trade-offs in the feature table above.