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# Nationwide Operational Intelligence

Canonical URL: https://apicontext.com/api-directory/ukbanks/nationwide
Source: static
Updated: 2026-07-21T11:12:48.100Z
Description: Nationwide benchmark detail for openapi\.nationwide\.co\.uk, including CASC score, latency anatomy, infrastructure fingerprinting, and developer resources\.

## Summary
Nationwide is a banking\-api benchmark subject in UK Banks\. Latest snapshot metrics include 9\.40 CASC score, 100\.00% pass rate, 174 ms median latency, and 473 ms p95 latency\.

## Stats
- 9\.40 CASC score
- 100\.00% pass rate
- 174 ms median latency
- 473 ms p95 latency
- healthy operational state

## Page sections

### Nationwide benchmark detail
Category: Subject
Nationwide is measured as part of UK Banks\. This page summarizes operational signals for openapi\.nationwide\.co\.uk, including quality, reliability, latency, and infrastructure context\.

- Domain: openapi\.nationwide\.co\.uk\.
- Category: UK Banks\.
- Benchmark subject type: banking\-api\.
- Monitored count: 4\.
- Latest snapshot: W2026\-07\-13\.

### Latency anatomy
Category: Latency
Latency anatomy breaks the request into network and processing phases so agents can reason about whether delay is likely DNS, connection, TLS, server processing, or transfer related\.

- DNS: 78\.5 ms\.
- TCP connection: 4 ms\.
- TLS handshake: 8\.75 ms\.
- Processing: 75\.25 ms\.
- Download: 6\.5 ms\.

### Infrastructure fingerprint
Category: Infrastructure
Infrastructure fields identify the observable delivery layer for the benchmark subject where that data is available\.

- CDN: amazon\_cloudfront\_cdn\.
- Hosting provider: Amazon Technologies Inc\.\.
- Nameserver: Amazon Technologies Inc\.\.
- Server: CloudFront\.

- [Subject JSON](/api-directory/data/latest/subjects/ukbanks/nationwide.json)
- [Developer documentation](https://www.nationwidedeveloper.co.uk)
- [OpenAPI specification](https://developer.nationwide.co.uk/sites/default/files/apidoc_specs/Utility_prd_r13_2.yaml)
- [Postman collection](https://www.postman.com/api-evangelist/workspace/uk-public-banking/environment/35240-27c90b6a-a5c4-4cb6-b810-f4f89b14b471)

### Benchmark interpretation
Category: Interpretation
Generated interpretation from the latest verified snapshot\.

- Nationwide recorded 100% pass rate in the latest verified snapshot\.
- The p95 latency signal is 473 ms, with median latency at 174 ms\.
- Infrastructure fingerprinting identifies Amazon Technologies Inc\. in the observed delivery path\.
- Developer\-facing integration resources are available for this benchmark subject\.

## Key facts
- Nationwide domain: openapi\.nationwide\.co\.uk\.
- Operational state: healthy\.
- CASC score: 9\.40\.
- Pass rate: 100\.00%\.
- p95 latency: 473 ms\.
- Developer documentation: https://www\.nationwidedeveloper\.co\.uk\.
- Postman collection: https://www\.postman\.com/api\-evangelist/workspace/uk\-public\-banking/environment/35240\-27c90b6a\-a5c4\-4cb6\-b810\-f4f89b14b471\.
- OpenAPI specification: https://developer\.nationwide\.co\.uk/sites/default/files/apidoc\_specs/Utility\_prd\_r13\_2\.yaml\.

## Primary entities
- APIContext
- Nationwide
- openapi\.nationwide\.co\.uk
- UK Banks
- Benchmark Intelligence
- Infrastructure Intelligence

## Audience
- API teams
- SRE teams
- researchers
- AI retrieval systems

## Primary links
- [Subject JSON](/api-directory/data/latest/subjects/ukbanks/nationwide.json)
- [Developer documentation](https://www.nationwidedeveloper.co.uk)
- [OpenAPI specification](https://developer.nationwide.co.uk/sites/default/files/apidoc_specs/Utility_prd_r13_2.yaml)