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Most Reliable Claude Sonnet 4.6 Inference Providers

Ranks providers by the uptime OpenRouter measured during the latest 30-minute window.

Google Vertex currently ranks first at 100.00% via google-vertex/global.

Provider options:
8
Ranked:
5
Metric:
Uptime (last 30 min)

Highest uptime endpoint ranking

Most Reliable Claude Sonnet 4.6 Inference Providers
RankProvider / routeUptime (last 30 min)Speed measurementsEndpoint details
#1Provider / route
Google Vertexgoogle-vertex/global
Uptime (last 30 min)100.00%Speed measurements
500-token response
14.41 s
Response starts
1.26 s
Output speed
38.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
100.00%
Context
1M
#2Provider / route
Amazon Bedrockamazon-bedrock/global
Uptime (last 30 min)100.00%Speed measurements
500-token response
10.88 s
Response starts
0.88 s
Output speed
50.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
100.00%
Context
1M
#3Provider / route
Google Vertexgoogle-vertex/europe
Uptime (last 30 min)100.00%Speed measurements
500-token response
22.17 s
Response starts
1.33 s
Output speed
24.0 tok/s
Endpoint details
Input price
$3.3 / 1M tokens
Output price
$16.5 / 1M tokens
Uptime (30 min)
100.00%
Context
1M
#4Provider / route
Anthropicanthropic/2
Uptime (last 30 min)99.99%Speed measurements
500-token response
14.04 s
Response starts
1.22 s
Output speed
39.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
99.99%
Context
1M
#5Provider / route
Anthropicanthropic
Uptime (last 30 min)99.95%Speed measurements
500-token response
17.32 s
Response starts
1.19 s
Output speed
31.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
99.95%
Context
1M
Provider / route
Azureazure/us-east-2
Uptime (last 30 min)Insufficient recent dataSpeed measurements
500-token response
15.41 s
Response starts
2.75 s
Output speed
39.5 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M
Provider / route
Google Vertexgoogle-vertex/us-east5
Uptime (last 30 min)Insufficient recent dataSpeed measurements
500-token response
11.65 s
Response starts
1.44 s
Output speed
49.0 tok/s
Endpoint details
Input price
$3.3 / 1M tokens
Output price
$16.5 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M
Provider / route
Amazon Bedrockamazon-bedrock/eu-west-1
Uptime (last 30 min)Insufficient recent dataSpeed measurements
500-token response
12.19 s
Response starts
1.55 s
Output speed
47.0 tok/s
Endpoint details
Input price
$3.3 / 1M tokens
Output price
$16.5 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M

Endpoint data fetched .

Claude Sonnet 4.6 endpoint guide

How to interpret the Most Reliable Claude Sonnet 4.6 Inference Providers

5 of 8 Claude Sonnet 4.6 endpoints currently have the published data required for this ranking. Google Vertex leads at 100.00% via google-vertex/global. The table keeps unranked routes visible so missing measurements do not look like missing provider availability.

How recent uptime is ranked

The reliability ranking uses the published 30-minute endpoint uptime measurement. This short operational window can reveal current instability, but it is not a service-level agreement or a substitute for longer-term availability monitoring.

Compare Google Vertex with the next option

Amazon Bedrock currently ranks second at 100.00%. Compare that gap with input and output price, response-start time, output speed, 30-minute uptime, context length, and the exact route before deciding whether first place is meaningful for your workload.

Use the route, not only the provider name

Claude Sonnet 4.6 has 8 published provider options, and performance data is matched to each exact OpenRouter routing tag. Different quantization, context, regional deployment, or provider configuration can change price and behavior even when the underlying model name is identical.