Head-to-Head Specification Audit
Plaid vs Supabase
Financial Data API Platform · United States
Specification Matrix
| Metric | Plaid | Supabase |
|---|---|---|
| Starting Price | $0/moBetter | $25/mo |
| API Rate Limit | 300 req/min | 500 req/minBetter |
| Target Country | United States | Global |
| Category | Open Banking | Database & Backend |
| Compliance (vendor-stated) | SOC2, GLBA, CCPA, PCI-DSS | GDPR, SOC2 |
| Hosting Regions | US-East, US-West | EU-West, US-East, AP-Southeast |
| Native Integrations | 6 listedTie | 6 listedTie |
Plaid — Key Specs
Vendor-stated- ✓Largest open banking network in the US — connects to 12,000+ institutions
- ✓Identity verification, income verification, transaction enrichment
- ✓SOC 2 Type II, GLBA, CCPA compliant
- ✓Tokenisation protects user credentials — no password storage
Supabase — Key Specs
Vendor-stated- ✓PostgreSQL with RLS, Edge Functions, Realtime, Auth, Storage
- ✓pgvector extension: vector similarity search without Pinecone
- ✓SOC 2 Type II, GDPR DPA (EU data residency available)
- ✓Free tier: 500MB database + 2GB storage forever
Frequently Asked Questions
Which is lower-priced, Plaid or Supabase?+
Plaid starts at Free plan available, which is lower than Supabase at $25/mo. Verify current pricing on each vendor's website.
Which compliance frameworks do Plaid and Supabase list?+
Both list SOC2 in their vendor documentation. Plaid additionally lists GLBA, CCPA, PCI-DSS. Supabase additionally lists GDPR. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Plaid or Supabase?+
Supabase has a higher documented API rate limit at 500 req/min versus Plaid at 300 req/min.
Which data hosting regions do Plaid and Supabase support?+
Plaid lists hosting regions: US-East, US-West. Supabase lists hosting regions: EU-West, US-East, AP-Southeast. For data residency requirements in United States, confirm exact region configuration directly with each vendor.
Data last updated: 1 October 2026 — Sourced from official vendor documentation. Not independently audited. Report incorrect information
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