DeepSeek vs Supabase
Side-by-side comparison of DeepSeek and Supabase.
Quick summary
DeepSeek — Chinese open-weight frontier models. DeepSeek R1 is an open-weight reasoning model competitive with OpenAI's o1, at a fraction of the price. DeepSeek V3 is a strong general-purpose LLM.
Supabase — The open source Firebase alternative. Supabase is an open-source backend-as-a-service built on PostgreSQL. It provides authentication, realtime subscriptions, storage, edge functions, and a hosted database.
Feature comparison
| Feature | DeepSeek | Supabase |
|---|---|---|
| Pricing model | Paid | Freemium |
| Starting price | Pay per token (cheap) | $25/mo |
| Free tier | No | Yes |
| Open source | Yes | Yes |
| Vision | No | — |
| Streaming | Yes | — |
| Embeddings | No | — |
| Max Output | 8K | — |
| Fine-tuning | No | — |
| Context Window | 128K | — |
| Flagship Model | DeepSeek V3 | — |
| Reasoning Model | DeepSeek R1 | — |
| Function Calling | Yes | — |
| EU Data Residency | No | — |
| Auth | — | Yes |
| Storage | — | Yes |
| Database | — | PostgreSQL |
| Realtime | — | Yes |
| Free Tier | — | 500MB DB + 1GB storage |
| Self-hosted | — | Yes |
| Edge Functions | — | Yes |
| Row Level Security | — | Yes |
DeepSeek
Chinese open-weight frontier models
Pros
- Frontier reasoning at ~5% of OpenAI prices
- Open weights — can self-host
- Very competitive benchmarks
Cons
- China-based (geopolitical/compliance concerns for some)
- No vision yet
- Smaller SDK ecosystem
Supabase
The open source Firebase alternative
Pros
- Open source and self-hostable
- Standard PostgreSQL — no vendor lock-in
- Generous free tier
- Great DX with auto-generated APIs
Cons
- Cold starts on free tier
- Edge function ecosystem still maturing
Which should you choose?
Choose DeepSeek if you value open source and want the option to self-host, and you need production-grade features and are ready to pay. Choose Supabase if you value open source and want the option to self-host, and a free tier is important for your stage.