Amazon Nova Pro vs Aya Expanse: API Cost Comparison
Compare the API pricing, context windows, features, and real-world cost projections for Amazon Nova Pro (AWS Bedrock) and Aya Expanse (Cohere). 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
Fills in typical token counts for a workload type
Tokens in each prompt sent to the model
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Total API calls per month
Showing costs for 2 models. Cheapest: Aya Expanse at $12.50/month.
| Alert | |||||||
|---|---|---|---|---|---|---|---|
BestAya Expanse | Cohere | $12.50 | $0.001250 | $5.00 | $7.50 | 47.9% | Alerts coming soon |
Amazon Nova Pro | AWS Bedrock | $24.00 | $0.002400 | $8.00 | $16.00 | — | Alerts coming soon |
Monthly Cost Comparison
Price Comparison at a Glance
All prices are in USD per 1 million tokens ($/M tokens). Lower is cheaper.
| Pricing Type | Amazon Nova Pro | Aya Expanse | Cheaper |
|---|---|---|---|
| Input (standard) | $0.80/M | $0.50/M | Aya Expanse |
| Output | $3.20/M | $1.50/M | Aya Expanse |
Prices last verified: 2026-03-06 – 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.
| Volume | Amazon Nova ProMonthly | Aya ExpanseMonthly | Amazon Nova ProPer request | Aya ExpansePer request |
|---|---|---|---|---|
| 1K requests/mo | $2.40 | $1.25 | $0.002400 | $0.001250 |
| 10K requests/mo | $24.00 | $12.50 | $0.002400 | $0.001250 |
| 100K requests/mo | $240.00 | $125.00 | $0.002400 | $0.001250 |
| 1M requests/mo | $2,400.00 | $1,250.00 | $0.002400 | $0.001250 |
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 tokensWhen to Choose Amazon Nova Pro
by AWS Bedrock
- Data extraction
- Rag Retrieval
- Content Creation
Input / 1M tokens
$0.80/M
Output / 1M tokens
$3.20/M
Context window
300,000
Tier
mid
When to Choose Aya Expanse
by Cohere
- Content & copywriting
- General chatbot
- Customer support
Input / 1M tokens
$0.50/M
Output / 1M tokens
$1.50/M
Context window
128,000
Tier
mid
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.
| Capability | Amazon Nova Pro | Aya Expanse |
|---|---|---|
| Context window | 300,000 tokens | 128,000 tokens |
| Max output tokens | 5,120 tokens | 4,096 tokens |
| Performance tier | Mid | Mid |
| Vision / image input | Yes | No |
| Function calling | Yes | No |
| JSON mode | Yes | Yes |
| Prompt caching | No | No |
| Batch API (50% discount) | Yes | No |
| Extended reasoning | No | No |
| Fine-tuning | Yes | No |
Amazon Nova Pro notes
Amazon's own frontier model. Supports vision, video, and document inputs. Best Amazon-native option for multimodal enterprise workloads.
Aya Expanse notes
Multilingual model supporting 23 languages. Good for international content.
Frequently Asked Questions
Is Amazon Nova Pro cheaper than Aya Expanse?
At standard usage (1,000 input tokens, 500 output tokens, 100,000 requests/month), Aya Expanse costs $125.00/month versus $240.00/month for Amazon Nova Pro — a 48% 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, Amazon Nova Pro or Aya Expanse?
Amazon Nova Pro has a larger context window at 300,000 tokens, compared to 128,000 tokens for Aya Expanse. A larger context window is important for processing long documents, multi-turn conversations, or large codebases without truncation.
Do Amazon Nova Pro and Aya Expanse support the Batch API?
Amazon Nova Pro supports the Batch API (50% discount for async processing), while Aya Expanse does not. If your workload tolerates up to 24-hour latency, routing to Amazon Nova Pro with batch pricing could significantly cut costs versus Aya Expanse's standard rate.
Which model offers better prompt caching?
Neither Amazon Nova Pro nor Aya Expanse currently supports prompt caching. For prompt-caching capable alternatives, consider Claude models from Anthropic or GPT-4o from OpenAI.
What are the best use cases for Amazon Nova Pro vs Aya Expanse?
Amazon Nova Pro is best suited for Data extraction, Rag Retrieval, Content Creation, while Aya Expanse is optimized for Content & copywriting, General chatbot, Customer support. Choose based on which use case matches your primary workload — and validate with the cost calculator above to confirm the total monthly spend fits your budget.
What is the cost per request for Amazon Nova Pro vs Aya Expanse?
At 1,000 input tokens and 500 output tokens per request — a typical conversational workload — Amazon Nova Pro costs $0.002400 per request and Aya Expanse costs $0.001250 per request. At 100,000 requests/month, that translates to $240.00 and $125.00 respectively. Use the interactive calculator to adjust these parameters for your actual workload.
Amazon Nova Pro vs Aya Expanse: Summary
When comparing Amazon Nova Pro and Aya Expanse for API cost, the right choice depends on your workload's token profile, required features, and tolerance for latency. Aya Expanse offers lower total cost at standard usage volumes (1,000 input + 500 output tokens per request at 100,000 requests/month) at $125.00/month, compared to $240.00/month for Amazon Nova Pro.
Both models are priced in USD per million tokens, the standard unit across all major AI API providers. Amazon Nova Pro charges $0.80/M for input tokens and $3.20/M for output tokens. Aya Expanse charges $0.50/M input and $1.50/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.
Context window capacity differs between the two: Amazon Nova Pro supports up to 300,000 tokens in a single request, versus 128,000 tokens for Aya Expanse. 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.
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