Claude Opus 5.5 API Pricing
Anthropic · Frontier · Proprietary · released 2026-09. Prices in USD per 1 million tokens. Data snapshot: 2026-09-23.
Claude Opus 5.5 is the 8th cheapest of 30 Frontier models on blended price. None of its 5 hosts undercuts the price quoted here. It is a Frontier model released within the last three months, the period in which versions and prices change most.
- Input: $4.00 per 1M tokens
- Output: $20.00 per 1M tokens
- Batch API (input/output): $2.00 / $10.00
- Prompt-cache read: $0.20
- Context window: 1M
Claude Opus 5.5 market position
On blended price ($15.20 per 1M tokens at 30% input, 70% output) it is cheaper than 69% of Frontier models: 8th cheapest of 30, tied with 2 others. Across every category it is cheaper than 7% of priced text models in the catalogue: 255th cheapest of 277, tied with 2 others.
- Next cheaper Frontier model: Claude Sonnet 4 (Anthropic) at $11.40 blended, 25% less.
- Next more expensive: Claude Opus 4.5 (Anthropic) at $19.00 blended, 25% more.
Claude Opus 5.5 licence, size and capabilities
Claude Opus 5.5 is recorded here as proprietary: access is through an API, priced by the token. Its parameter count is not published. Listed capabilities: Text, Vision, Reasoning, Code, Agents. Filling its 1M context window once costs $4.00 in input tokens at list price.
Cost per 1,000 requests by business use case
List price vs after discounts (prompt caching on the cached input share, batch API for async workloads, only where the provider publishes those rates). The monthly budget runs from the after-discounts figure, which assumes you implement both, to the list-price one.
| Use case | Tokens (in/out) | Cost / 1K req (list price) | Cost / 1K req (after discounts) | Monthly @100K req (after discounts – list) |
|---|---|---|---|---|
| Support Ticket | 1,500 / 500 | $16.00 | $12.76 | $1.3K – $1.6K |
| Knowledge Q&A | 2,000 / 800 | $24.00 | $18.96 | $1.9K – $2.4K |
| Meeting Summary | 10,000 / 1,200 | $64.00 | $30.80 | $3.1K – $6.4K |
| Marketing Content | 2,500 / 1,800 | $46.00 | $44.20 | $4.4K – $4.6K |
| Coding Task | 3,000 / 2,000 | $52.00 | $46.60 | $4.7K – $5.2K |
| Invoice Processing | 1,500 / 600 | $18.00 | $8.46 | $846 – $1.8K |
| Call Summary | 2,000 / 700 | $22.00 | $10.76 | $1.1K – $2.2K |
| Agent Workflow | 6,000 / 3,000 | $84.00 | $68.88 | $6.9K – $8.4K |
Claude Opus 5.5 pricing by host
A host is a company that runs the model and sells it by the token — the lab that made it, a cloud platform like Amazon Bedrock, Azure or Vertex, or an independent provider. One model, several sellers, and often several prices. This model is sold by 5 different hosts. The price quoted above is the one we publish so that models stay comparable; it is not necessarily the cheapest way to buy this model. List prices as published on 2026-09-23 via OpenRouter — negotiated rates, committed-use discounts and provisioned capacity are not shown.
The price we publish is already the cheapest of the 5 hosts: Amazon Bedrock at $4.00 input / $20.00 output per 1M tokens. All of them charge within 10% of one another.
| Host | Input $/1M | Output $/1M |
|---|---|---|
| Amazon Bedrock (the price shown above) | $4.00 | $20.00 |
| Azure (the price shown above) | $4.00 | $20.00 |
| Google (the price shown above) | $4.00 | $20.00 |
| Claude Platform on AWS (the price shown above) | $4.00 | $20.00 |
| Anthropic (the price shown above) | $4.00 | $20.00 |
Common questions about Claude Opus 5.5 pricing
- How much does Claude Opus 5.5 cost?
- Claude Opus 5.5 costs $4.00 per million input tokens and $20.00 per million output tokens on the API.
- Does Claude Opus 5.5 offer batch or cached pricing?
- Yes. Batch API pricing is $2.00/M input and $10.00/M output. Prompt-cache reads cost $0.20/M.
- What would Claude Opus 5.5 cost per month?
- For a support-ticket workload (1,500 input + 500 output tokens per request) at 100K requests/month, Claude Opus 5.5 costs about $1.6K at list prices.
These are list prices: real cost also depends on caching, batching, negotiated discounts, marketplace agreements, and existing contracts. Get a FinOps review from OptimNow or compare all models.
Build the business case for Claude Opus 5.5 in the AI ROI Calculator: add your business value on top of these costs to get ROI, break-even and payback.
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