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Cheapest Claude Sonnet 4.5 Inference Providers

Ranks providers by estimated cost using a 1,000-input/500-output token ratio, shown per 1 million total tokens.

Amazon Bedrock currently ranks first at $7 / 1M tokens via amazon-bedrock.

Provider options:
8
Ranked:
8
Metric:
Estimated cost / 1M tokens

Cheapest endpoint ranking

Cheapest Claude Sonnet 4.5 Inference Providers
RankProvider / routeEstimated cost / 1M tokensSpeed measurementsEndpoint details
#1Provider / route
Amazon Bedrockamazon-bedrock
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
16.61 s
Response starts
1.46 s
Output speed
33.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
99.97%
Context
1M
#2Provider / route
Anthropicanthropic
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
15.30 s
Response starts
1.42 s
Output speed
36.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
99.43%
Context
1M
#3Provider / route
Google Vertexgoogle-vertex/global
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
15.58 s
Response starts
1.30 s
Output speed
35.0 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
100.00%
Context
1M
#4Provider / route
Azureazure/us-east-2
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
Insufficient recent data
Response starts
Insufficient recent data
Output speed
Insufficient recent data
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
200K
#5Provider / route
Anthropicanthropic/2
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
15.55 s
Response starts
3.21 s
Output speed
40.5 tok/s
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M
#6Provider / route
Anthropicanthropic/claude-on-aws
Estimated cost / 1M tokens$7 / 1M tokensSpeed measurements
500-token response
Insufficient recent data
Response starts
Insufficient recent data
Output speed
Insufficient recent data
Endpoint details
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M
#7Provider / route
Google Vertexgoogle-vertex/us-east5
Estimated cost / 1M tokens$7.7 / 1M tokensSpeed measurements
500-token response
167.54 s
Response starts
0.87 s
Output speed
3.0 tok/s
Endpoint details
Input price
$3.3 / 1M tokens
Output price
$16.5 / 1M tokens
Uptime (30 min)
Insufficient recent data
Context
1M
#8Provider / route
Amazon Bedrockamazon-bedrock/eu-west-1
Estimated cost / 1M tokens$7.7 / 1M tokensSpeed measurements
500-token response
Insufficient recent data
Response starts
Insufficient recent data
Output speed
Insufficient recent data
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 4.5 endpoint guide

How to interpret the Cheapest Claude Sonnet 4.5 Inference Providers

8 of 8 Claude Sonnet 4.5 endpoints currently have the published data required for this ranking. Amazon Bedrock leads at $7 / 1M tokens via amazon-bedrock. The table keeps unranked routes visible so missing measurements do not look like missing provider availability.

How estimated token cost is ranked

The cheapest ranking uses a 1,000-input/500-output-token ratio and reports the blended result per 1 million total tokens. Because providers can price input and output differently, a workload with a different token ratio may produce a different order.

Compare Amazon Bedrock with the next option

Anthropic currently ranks second at $7 / 1M tokens. 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 4.5 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.