Foundation Model · Amazon BedrockSonnet FamilyBalanced TierMultimodalMulti-Tier Pricing

Claude Sonnet 4.5

Amazon Bedrock token pricing and cost optimization reference for Claude Sonnet 4.5.Rates normalized to USD per 1 Million Tokens ($/1M) with prompt caching and batch API discounts across 35 AWS regions.

ProviderAnthropic

Maker HQSan Francisco, California, USA

Class / TierBalanced

ModalityMultimodal

Prompt CachingSave 90%

Batch APISave 50%

AWS Regions35 Global

Bedrock Model IDanthropic.claude-sonnet-4-5-v1:0

Input / Prompt

$3.00/ 1M tokens

$0.0030 per 1K tokens

Output / Completion

$15.00/ 1M tokens

$0.0150 per 1K tokens

Prompt Cache Read

$0.30/ 1M tokens

Save 90% vs prompt

Batch Inference

$1.50/ 1M in

Save 50% via Batch API

Price Ratio

1 : 5.0

Prompt to completion factor

Regional Reach

35AWS Regions

Compare 35 regions ↓

Alternatives to Claude Sonnet 4.5

Option	Price vs Claude Sonnet 4.5	Why look at it
Claude Sonnet 5.5 Compare →	input-33%-$1.00/1M output-33%-$5.00/1M Standard tier, per 1M tokens	Next step down in price from Anthropic (flagship tier)
Claude Opus 5.5 Compare →	input+33%+$1.00/1M output+33%+$5.00/1M Standard tier, per 1M tokens	Next step up in price from Anthropic (flagship tier)
Claude Sonnet 4.6 Compare →	inputsame price outputsame price Standard tier, per 1M tokens	Same Sonnet line, different version
Claude Opus 5 Compare →	input+67%+$2.00/1M output+67%+$10.00/1M Standard tier, per 1M tokens	Also from Anthropic (flagship tier)

Claude Sonnet 4.5 Spend Estimator

Model inference spend by prompt volume, cache hit rate, and batch processing.

Prompt Tokens (Millions / month)

M tokens

Completion Tokens (Millions / month)

M tokens

Prompt Cache Hit Rate(90% discount on cached context)

30%

Batch API Mode50% discount on non-realtime async jobs via S3

Estimated Monthly Spend

$0.00

Fresh Prompts:$0.00

Cached Prompts:$0.00

Completions:$0.00

Active: Input: $3.00/1M · Output: $15.00/1M

Key Cost Levers & Architecture

Practical mechanisms to reduce inference costs with Claude Sonnet 4.5 on AWS

Prompt CachingSave ~90%

Caches repetitive system instructions, schemas, and document prefixes in memory with 5-minute and extended 1-hour TTL tiers.

Read Rate: $0.30 / 1M tokens
Write Rate (5m TTL): $3.75 / 1M tokens
Write Rate (1h TTL): $6.00 / 1M tokens
Ideal for: Multi-turn conversations, RAG document queries, structured schemas

Batch InferenceSave 50%

Asynchronous bulk processing submitted via Amazon S3 with a standard 24-hour turnaround SLA.

Batch Input: $1.50 / 1M tokens
Batch Output: $7.50 / 1M tokens
Ideal for: Offline classification, synthetic data generation, benchmark evals

Cross-Region & Tiers35 Regions

AWS Bedrock supports standard on-demand inference, priority reserved throughput, and cross-region routing.

Standard: Lowest latency, pay-per-token with zero commitments
Cross-Region Routing: Automatically burst traffic to available regional capacity
GovCloud: Dedicated isolated compliance partitions with +20% uplift

Regional Pricing Matrix

Live rates across all 35 available AWS cloud regions

Baseline: $3.00/1M inGovCloud: $3.60/1M in35 Global Regions

AWS Region	Prompt Input $/1M	Completion Output $/1M	Cache Read $/1M	Batch Input $/1M	Pricing Tier
us-east-1 US East (N. Virginia)	$3.00	$15.00	$0.30	$1.50	Baseline
us-west-2 US West (Oregon)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-central-1 Europe (Frankfurt)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-west-1 Europe (Ireland)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-northeast-1 Asia Pacific (Tokyo)	$3.00	$15.00	$0.30	$1.50	Baseline
us-gov-west-1 AWS GovCloud (US-West)	$3.60	$18.00	$0.36	$1.80	GovCloud (+20%)
af-south-1 Africa (Cape Town)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-south-2 Asia Pacific (Hyderabad)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-3 Asia Pacific (Jakarta)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-5 Asia Pacific (Malaysia)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-4 Asia Pacific (Melbourne)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-south-1 Asia Pacific (Mumbai)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-6 Asia Pacific (New Zealand)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-northeast-3 Asia Pacific (Osaka)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-northeast-2 Asia Pacific (Seoul)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-1 Asia Pacific (Singapore)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-2 Asia Pacific (Sydney)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-east-2 Asia Pacific (Taipei)	$3.00	$15.00	$0.30	$1.50	Baseline
ap-southeast-7 Asia Pacific (Thailand)	$3.00	$15.00	$0.30	$1.50	Baseline
us-gov-east-1 AWS GovCloud (US-East)	$3.60	$18.00	$0.36	$1.80	GovCloud (+20%)
ca-central-1 Canada (Central)	$3.00	$15.00	$0.30	$1.50	Baseline
ca-west-1 Canada West (Calgary)	—	—	—	—	Baseline
eu-west-2 Europe (London)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-south-1 Europe (Milan)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-west-3 Europe (Paris)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-south-2 Europe (Spain)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-north-1 Europe (Stockholm)	$3.00	$15.00	$0.30	$1.50	Baseline
eu-central-2 Europe (Zurich)	$3.00	$15.00	$0.30	$1.50	Baseline
il-central-1 Israel (Tel Aviv)	$3.00	$15.00	$0.30	$1.50	Baseline
mx-central-1 Mexico (Central)	$3.00	$15.00	$0.30	$1.50	Baseline
me-south-1 Middle East (Bahrain)	$3.00	$15.00	$0.30	$1.50	Baseline
me-central-1 Middle East (UAE)	$3.00	$15.00	$0.30	$1.50	Baseline
sa-east-1 South America (Sao Paulo)	$3.00	$15.00	$0.30	$1.50	Baseline
us-east-2 US East (Ohio)	$3.00	$15.00	$0.30	$1.50	Baseline
us-west-1 US West (N. California)	$3.00	$15.00	$0.30	$1.50	Baseline

Developer Quickstart

Invoke Claude Sonnet 4.5 via Amazon Bedrock Converse API

Python (boto3) · Amazon Bedrock Runtime

import boto3

# Amazon Bedrock Converse API invocation
client = boto3.client("bedrock-runtime", region_name="us-east-1")

response = client.converse(
    modelId="anthropic.claude-sonnet-4-5-v1:0",
    messages=[
        {
            "role": "user",
            "content": [{"text": "Summarize key features and cost levers of Claude Sonnet 4.5."}]
        }
    ],
    inferenceConfig={
        "maxTokens": 1024,
        "temperature": 0.7
    }
)

output_text = response["output"]["message"]["content"][0]["text"]
usage = response["usage"]
print(f"Response: {output_text}")
print(f"Usage: {usage['inputTokens']} in, {usage['outputTokens']} out")