Skip to main content

Claude 3.5 Sonnet v2 (Bedrock) vs Claude Haiku 3.5: API Cost Comparison

Compare the API pricing, context windows, features, and real-world cost projections for Claude 3.5 Sonnet v2 (Bedrock) (AWS Bedrock) and Claude Haiku 3.5 (Anthropic). Use the interactive calculator below to compute your exact monthly cost based on your token usage and request volume.

Prices verified Mar 11, 2026

Interactive Cost Calculator

AWS BedrockClaude 3.5 Sonnet v2 (Bedrock)AnthropicClaude Haiku 3.5

Fills in typical token counts for a workload type

Tokens in each prompt sent to the model

Tokens generated in each response

Total API calls per month

Showing costs for 2 models. Cheapest: Claude Haiku 3.5 at $28.00/month.

Cheapest: Claude Haiku 3.5 at $28.00/mo — save 73.3% vs Claude 3.5 Sonnet v2 (Bedrock)
Alert
BestClaude Haiku 3.5
Anthropic$28.00$0.002800$8.00$20.0073.3%Alerts coming soon
Claude 3.5 Sonnet v2 (Bedrock)
AWS Bedrock$105.00$0.010500$30.00$75.00Alerts coming soon

Monthly Cost Comparison

Price Comparison at a Glance

All prices are in USD per 1 million tokens ($/M tokens). Lower is cheaper.

Pricing TypeClaude 3.5 Sonnet v2 (Bedrock)Claude Haiku 3.5Cheaper
Input (standard)$3.00/M$0.80/MClaude Haiku 3.5
Output$15.00/M$4.00/MClaude Haiku 3.5
Cached inputN/A$0.08/M
Batch inputN/A$0.40/M
Batch outputN/A$2.00/M

Prices last verified: 2026-03-08 – 2026-03-11

Cost Breakdown by Usage Volume

Estimated monthly costs at different request volumes, assuming 1,000 input tokens and 500 output tokens per request. Adjust in the calculator above for your specific use case.

VolumeClaude 3.5 Sonnet v2 (Bedrock)MonthlyClaude Haiku 3.5MonthlyClaude 3.5 Sonnet v2 (Bedrock)Per requestClaude Haiku 3.5Per request
1K requests/mo$10.50$2.80$0.010500$0.002800
10K requests/mo$105.00$28.00$0.010500$0.002800
100K requests/mo$1,050.00$280.00$0.010500$0.002800
1M requests/mo$10,500.00$2,800.00$0.010500$0.002800

Green values indicate the lower-cost option at each volume tier. Cost per request is calculated at 1,000 input + 500 output tokens using standard (non-batch, non-cached) pricing.

Price History

Input price per 1M tokens

When to Choose Claude 3.5 Sonnet v2 (Bedrock)

by AWS Bedrock

  • Code generation
  • Data extraction
  • Content Creation

Input / 1M tokens

$3.00/M

Output / 1M tokens

$15.00/M

Context window

200,000

Tier

premium

When to Choose Claude Haiku 3.5

by Anthropic

  • Customer support
  • Text classification
  • Data extraction

Input / 1M tokens

$0.80/M

Output / 1M tokens

$4.00/M

Context window

200,000

Tier

budget

Key Differences Beyond Price

Cost is only one factor in choosing an AI model. Context window size, rate limits, supported features, and latency all affect whether a model fits your use case.

CapabilityClaude 3.5 Sonnet v2 (Bedrock)Claude Haiku 3.5
Context window200,000 tokens200,000 tokens
Max output tokens8,192 tokens8,192 tokens
Performance tierPremiumBudget
Vision / image inputYesYes
Function callingYesYes
JSON modeYesYes
Prompt cachingNoYes
Batch API (50% discount)YesYes
Extended reasoningNoNo
Fine-tuningNoNo
Rate limit (req/min)Not published4,000

Claude 3.5 Sonnet v2 (Bedrock) notes

Claude 3.5 Sonnet v2 via AWS Bedrock. Supports computer use. AWS IAM auth with full CloudTrail audit logging.

Claude Haiku 3.5 notes

Best Anthropic model for cost-sensitive applications. Significantly faster than Sonnet.

Frequently Asked Questions

Is Claude 3.5 Sonnet v2 (Bedrock) cheaper than Claude Haiku 3.5?

At standard usage (1,000 input tokens, 500 output tokens, 100,000 requests/month), Claude Haiku 3.5 costs $280.00/month versus $1,050.00/month for Claude 3.5 Sonnet v2 (Bedrock) — a 73% saving. Your actual savings will vary based on your token profile; output-heavy workloads amplify differences in output pricing.

Which model has a larger context window, Claude 3.5 Sonnet v2 (Bedrock) or Claude Haiku 3.5?

Both Claude 3.5 Sonnet v2 (Bedrock) and Claude Haiku 3.5 have the same context window: 200,000 tokens.

Do Claude 3.5 Sonnet v2 (Bedrock) and Claude Haiku 3.5 support the Batch API?

Yes — both Claude 3.5 Sonnet v2 (Bedrock) and Claude Haiku 3.5 support batch API processing, which offers a 50% discount on input and output costs in exchange for up to 24-hour turnaround. Ideal for offline workloads like bulk document processing or nightly classification pipelines.

Which model offers better prompt caching?

Claude Haiku 3.5 supports prompt caching at $0.08/M for cached input, while Claude 3.5 Sonnet v2 (Bedrock) does not offer prompt caching. For RAG applications or chatbots with large, repeated context, Claude Haiku 3.5's caching capability can substantially reduce effective costs.

What are the best use cases for Claude 3.5 Sonnet v2 (Bedrock) vs Claude Haiku 3.5?

Both models are well-suited for Data extraction. Claude 3.5 Sonnet v2 (Bedrock) is particularly strong for Code generation, Content Creation. Claude Haiku 3.5 is favored for Customer support, Text classification. At the same quality level, the lower-cost model is usually preferable; use this page's calculator to compare total monthly spend at your volume.

What is the cost per request for Claude 3.5 Sonnet v2 (Bedrock) vs Claude Haiku 3.5?

At 1,000 input tokens and 500 output tokens per request — a typical conversational workload — Claude 3.5 Sonnet v2 (Bedrock) costs $0.010500 per request and Claude Haiku 3.5 costs $0.002800 per request. At 100,000 requests/month, that translates to $1,050.00 and $280.00 respectively. Use the interactive calculator to adjust these parameters for your actual workload.

Claude 3.5 Sonnet v2 (Bedrock) vs Claude Haiku 3.5: Summary

When comparing Claude 3.5 Sonnet v2 (Bedrock) and Claude Haiku 3.5 for API cost, the right choice depends on your workload's token profile, required features, and tolerance for latency. Claude Haiku 3.5 offers lower total cost at standard usage volumes (1,000 input + 500 output tokens per request at 100,000 requests/month) at $280.00/month, compared to $1,050.00/month for Claude 3.5 Sonnet v2 (Bedrock).

Both models are priced in USD per million tokens, the standard unit across all major AI API providers. Claude 3.5 Sonnet v2 (Bedrock) charges $3.00/M for input tokens and $15.00/M for output tokens. Claude Haiku 3.5 charges $0.80/M input and $4.00/M output. If your workload is output-heavy (more tokens generated than consumed as input), the model with the lower output price compounds cost savings significantly at scale.

Prompt caching is supported by Claude Haiku 3.5 but not Claude 3.5 Sonnet v2 (Bedrock). For workloads with large, repeated system prompts or document context — such as RAG pipelines or multi-turn conversations with a fixed knowledge base — prompt caching can reduce effective input costs by 60–90%, which may change the cost ranking between these two models at your specific usage pattern.

Context window capacity differs between the two: Both models support 200,000 tokens per request. A larger context window is essential for document summarization, large codebase analysis, and multi-document retrieval-augmented generation (RAG) applications.

Use the interactive calculator at the top of this page to enter your actual token usage and monthly request volume for a precise cost comparison tailored to your workload. Adjust for batch API discounts and prompt caching to find the most cost-effective option for your specific deployment.

Explore other model comparisons from the same providers or performance tiers.

Related Provider Pages

View complete pricing tables and model lineups for the providers behind these models.

Relevant Use Cases

See cost recommendations for workloads where Claude 3.5 Sonnet v2 (Bedrock) or Claude Haiku 3.5 is recommended.