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VAT Sense Alternative — TaxID
VAT Sense is a capable multi-region tax API — it validates VAT and tax IDs across the EU plus the UK, Australia, Norway, Switzerland, South Africa and Brazil, ships official SDKs in several languages, and can return an official VIES/HMRC consultation number as audit evidence. It has a genuine free tier of 100 validations/month, the same as TaxID. If you're comparing the two, the differences are in the details: VAT Sense authenticates with HTTP Basic auth and returns company data under data.company.company_name; TaxID uses a Bearer token, returns company_name at the top level, and layers a 24h Redis cache in front of VIES for sub-10ms cached responses. Here's the honest side-by-side.
Disclosure: TaxID is our product. Competitor data is sourced from public pricing pages and documentation, accurate as of May 2026. We link to source pages where possible. Pricing may have changed — always verify on the vendor's site.
Feature comparison
| Feature | TaxID | VAT Sense |
|---|---|---|
| EU countries supported | — | 27 |
| VIES-backed validation | ||
| Response caching | Redis 24h | Unknown |
| Free tier requests/mo | 100 | 100 |
| Max paid requests/mo | 1,000,000 | 50k (standard) |
| Batch validation | — | — |
| Webhook notifications | — | — |
| SLA guarantee | — | — |
| Company name in response | ||
| Cached response time | 10ms | Unknown |
| Starting price | $0/mo (Free) | Free + paid ↗ |
Why developers switch from VAT Sense
VAT Sense limitations
- HTTP Basic auth — an older pattern than Bearer tokens for a developer audience
- UK validation throttled to ~3 requests/second by the HMRC upstream
- No webhooks
- SDKs are 0.x and documented as subject to change
- Uptime and response-time figures are vendor marketing claims, not a contractual SLA
TaxID advantages
- Modern Bearer token auth vs VAT Sense's HTTP Basic auth
- Explicit 24h Redis caching with sub-10ms cached responses
- Same 100/month free tier, plus a documented service_unavailable status when VIES is down
- Flat response — company_name at the top level, not nested under data.company
- Focused EU (+GB/AU/NO/CH) surface: one endpoint, no multi-region routing
When to choose VAT Sense instead
VAT Sense is the better pick in a few real cases. If you need coverage beyond the EU + GB/AU/NO/CH that TaxID handles — specifically South Africa or Brazil — VAT Sense covers them and TaxID does not. If you want official, vendor-maintained SDKs in your language (Python, PHP, Go, Java) rather than hand-rolling HTTP calls, VAT Sense has them today. And if your compliance workflow needs an official VIES/HMRC consultation number as an audit reference, VAT Sense exposes that directly. For a lean, EU-focused integration that prefers Bearer auth and an explicit caching/latency story, TaxID is the tighter fit.
Switching from VAT Sense to TaxID
The core change is the endpoint URL and authentication header. Both APIs return company_name, valid, and company address — no downstream code changes needed for the core validation logic.
GET https://api.vatsense.com/1.0/validate?vat_number=DE123456789 (HTTP Basic auth — username 'user', password = API key)
GET https://www.taxid.dev/api/v1/validate/DE/DE123456789 (Header: Authorization: Bearer)
VAT Sense uses HTTP Basic auth (username 'user', password = your key) with the VAT number as a query parameter, and returns the company name under data.company.company_name. TaxID uses a Bearer token and RESTful path parameters — move the country code into the path — and returns company_name at the top level. Both return the registered address and a valid boolean.
Start with TaxID free
100 validations/month free. No credit card. API key in two minutes.
Frequently asked questions
How does VAT Sense's coverage compare to TaxID?
Both validate the 27 EU member states via VIES. VAT Sense also covers the UK, Australia, Norway, Switzerland, South Africa and Brazil; TaxID covers the UK (HMRC), Australia (ABR), Norway (Brønnøysund) and Switzerland (BFS), but not South Africa or Brazil. If you need ZA or BR validation, VAT Sense is the better choice.
Does VAT Sense have official SDKs and does TaxID?
VAT Sense publishes official SDKs (Python, PHP, Go, Java). TaxID does not ship SDKs today — its REST API (Bearer auth, JSON responses, standard HTTP status codes) integrates with any HTTP client in a few lines, and the docs include Node.js, Python, PHP and curl examples. If typed SDK wrappers are a hard requirement for your team, VAT Sense has the edge; note that VAT Sense's SDKs are versioned 0.x and flagged as subject to change.
How do I migrate from VAT Sense to TaxID?
Switch from HTTP Basic auth (username 'user', password = key) to an Authorization: Bearer header, change the endpoint from api.vatsense.com/1.0/validate?vat_number=DE123456789 to taxid.dev/api/v1/validate/DE/DE123456789, and move the country code into the path. Remap the response: VAT Sense's data.company.company_name becomes TaxID's top-level company_name.
Do I get an official VIES consultation number from TaxID?
Not currently. VAT Sense can return an official VIES/HMRC consultation number, which is useful as an audit reference proving you checked a VAT number at a point in time. TaxID returns the validation result, company name and address, but does not currently surface a consultation number. If that audit artefact is required by your compliance process, VAT Sense has it today.