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# TSB Operational Intelligence

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

## Summary
TSB is a banking\-api benchmark subject in Open Banking UK Production\. Latest snapshot metrics include 8\.54 CASC score, 98\.8% pass rate, 387 ms median latency, and 686 ms p95 latency\.

## Stats
- 8\.54 CASC score
- 98\.8% pass rate
- 387 ms median latency
- 686 ms p95 latency
- degraded operational state

## Page sections

### TSB benchmark detail
Category: Subject
TSB is measured as part of Open Banking UK Production\. This page summarizes operational signals for apis\.tsb\.co\.uk, including quality, reliability, latency, and infrastructure context\.

- Domain: apis\.tsb\.co\.uk\.
- Category: Open Banking UK Production\.
- 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: 7\.25 ms\.
- TCP connection: 26\.25 ms\.
- TLS handshake: 56\.75 ms\.
- Processing: 266 ms\.
- Download: 0 ms\.

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

- CDN: not available\.
- Hosting provider: Amazon Technologies Inc\.\.
- Nameserver: Amazon Technologies Inc\.\.
- Server: server\.

- [Subject JSON](/api-directory/data/latest/subjects/openbankingukproduction/tsb.json)
- [Developer documentation](https://apis.developer.tsb.co.uk)

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

- TSB recorded 98\.77% pass rate in the latest verified snapshot\.
- The p95 latency signal is 686 ms, with median latency at 387 ms\.
- Infrastructure fingerprinting identifies Amazon Technologies Inc\. in the observed delivery path\.

## Key facts
- TSB domain: apis\.tsb\.co\.uk\.
- Operational state: degraded\.
- CASC score: 8\.54\.
- Pass rate: 98\.8%\.
- p95 latency: 686 ms\.
- Developer documentation: https://apis\.developer\.tsb\.co\.uk\.

## Primary entities
- APIContext
- TSB
- apis\.tsb\.co\.uk
- Open Banking UK Production
- Benchmark Intelligence
- Infrastructure Intelligence

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

## Primary links
- [Subject JSON](/api-directory/data/latest/subjects/openbankingukproduction/tsb.json)
- [Developer documentation](https://apis.developer.tsb.co.uk)