# GeoPostcodes: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 3 judge labels across 1 category by 3 of 14 models. Page: https://www.gane.ai/index/gtm/vendors/geopostcodes

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Address verification tools](https://www.gane.ai/index/gtm/gtm-data/address-verification/index.md) | 0% | 17 | 0% | 3 |

## What the models said for it

- "GeoPostcodes self-hosted for global reference data, bulk verification, enterprise systems" (Muse Glimmer 30B, Address verification)
- "Offline/self-hosted validation: → GeoPostcodes" (DeepSeek V4 Flash, Address verification)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 1 | 0 | 1 |
| Mistral Small | 0 | 0 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 1 | 0 | 0 | 1 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 1 | 0 | 0 | 1 |

## Sources returned with these answers

The sites and pages cited by the answers that named GeoPostcodes, from 9 of the 9 answers that named it (only the models that return a source list).

### Domains cited

- g2.com: 7
- getapp.com: 7
- softwareadvice.co.uk: 6
- capterra.co.uk: 5
- softwareadvice.com: 5
- geopostcodes.com: 4 (its own site)
- melissa.com: 4
- capterra.com: 3
- capterra.in: 3
- digi-texx.com: 3

### Pages cited

- https://softwareadvice.co.uk/directory/4463/address-verification/software: 6
- https://getapp.com/all-software/address-verification: 5
- https://capterra.co.uk/directory/33215/address-verification/software: 4
- https://g2.com/categories/address-verification/enterprise: 4
- https://capterra.in/directory/33215/address-verification/software: 3
- https://digi-texx.com/techblog/address-validation-software: 3
- https://g2.com/articles/best-address-verification-software: 3
- https://geopostcodes.com/blog/best-international-address-verification-solutions: 3

## What it publishes

Every page geopostcodes.com exposes, read 2026-10-05: 2126 addresses. By kind, pages and the last 90 days:

- blog: 269 pages, 2 in the last 90 days, latest 2026-09-08
- comparison: 30 pages, 0 in the last 90 days, latest 2026-04-08
- glossary or explainer: 58 pages, 1 in the last 90 days, latest 2026-10-02
- Recent: 2026-10-02 glossary or explainer: Eircode database https://www.geopostcodes.com/glossary/eircode-database
- Recent: 2026-09-08 blog: Address validation and autocomplete in dynamics 365 finance operations https://www.geopostcodes.com/blog/address-validation-and-autocomplete-in-dynamics-365-finance-operations
- Recent: 2026-09-08 blog: Sage address validation native coverage the international gap and how to close it https://www.geopostcodes.com/blog/sage-address-validation-native-coverage-the-international-gap-and-how-to-close-it
- Recent: 2026-05-29 blog: Llm address validation does it actually work https://www.geopostcodes.com/blog/llm-address-validation-does-it-actually-work
- Recent: 2026-04-08 comparison: Usps api alternative https://www.geopostcodes.com/usps-api-alternative
- Recent: 2026-04-08 comparison: Usps api alternative https://www.geopostcodes.com/en-GB/usps-api-alternative

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/gtm.