# Claude Sonnet 5.5 (AWS Bedrock (awsb))

Canonical page: https://agentsky.dev/models/anthropic/claude-sonnet-5-5-awsb
JSON record: https://gateway.agentsky.dev/v1/models/anthropic/claude-sonnet-5-5-awsb

Claude Sonnet 5.5 (AWS Bedrock (awsb)) is a text and image-input model by Anthropic, available through the AgentSky API as anthropic/claude-sonnet-5-5-awsb at $1.496 per million input tokens and $7.48 per million output tokens, with a 1M context window.

Dedicated AWS Bedrock (awsb) resource. This resource uses an independent supplier route and does not fall back to other resources.

## Facts

- **Model id:** `anthropic/claude-sonnet-5-5-awsb`
- **Maker:** Anthropic
- **Input modalities:** Text, Image
- **Context:** 1M
- **Max output tokens:** 128,000
- **Released:** Sep 28, 2026
- **Aliases:** `anthropic/claude-sonnet-5-5-awsb`, `claude-sonnet-5-5-awsb`

## Pricing

USD per million tokens on the default plan. Signed-in pages show your own plan's price; every response carries the cost of that call in `usage.cost`.

| Input context (tokens) | Cache mode | Thinking | Input | Output | Cache read | Cache write |
|---|---|---|---|---|---|---|
| Up to 1,000,000 | default | default | $1.496 | $7.48 | $0.0748 | $1.87 |

## Use it

Anthropic wire base URL: `https://gateway.agentsky.dev`. OpenAI wire base URL: `https://gateway.agentsky.dev/v1`. Authenticate with an AgentSky API key (`ast_…`) and pass the model id.

### Anthropic SDK

```js
import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  baseURL: "https://gateway.agentsky.dev",
  apiKey: process.env.AGENTSKY_API_KEY, // ast_…
});

const message = await client.messages.create({
  model: "anthropic/claude-sonnet-5-5-awsb",
  max_tokens: 256,
  messages: [{ role: "user", content: "Summarise this ticket." }],
});
console.log(message.usage.cost); // USD, in the response
```

## Questions

### What is Claude Sonnet 5.5 (AWS Bedrock (awsb))?

Claude Sonnet 5.5 (AWS Bedrock (awsb)) is a model from Anthropic. Dedicated AWS Bedrock (awsb) resource. This resource uses an independent supplier route and does not fall back to other resources.

### How much does Claude Sonnet 5.5 (AWS Bedrock (awsb)) cost?

$1.496 / $7.48 per million tokens at the prices shown, for input and output respectively. The exact price of every call comes back in the response as usage.cost, so you never have to compute it.

### What is the context length of Claude Sonnet 5.5 (AWS Bedrock (awsb))?

1M tokens, and it writes up to 128K tokens in one reply. These are the limits listed for this model in the current AgentSky catalog.

### Which clients can call Claude Sonnet 5.5 (AWS Bedrock (awsb))?

Anything that speaks the Anthropic Messages API, which covers the Anthropic SDK and Claude Code. Point the client's base URL at the gateway, use an AgentSky key, and pass anthropic/claude-sonnet-5-5-awsb as the model.

### How do I name Claude Sonnet 5.5 (AWS Bedrock (awsb)) in a request?

The gateway accepts anthropic/claude-sonnet-5-5-awsb, claude-sonnet-5-5-awsb. Any of them resolves to the same model, so an existing integration usually needs no change to its model string.

### Can Claude Sonnet 5.5 (AWS Bedrock (awsb)) read images?

Yes. Its listed input types are text, image. Include the image with your request; image input does not imply image generation.

### What output can Claude Sonnet 5.5 (AWS Bedrock (awsb)) produce?

The listed output types are text. This model returns text. Producing image, video or audio files requires a suitable tool or another model; it is not included in text generation.

### How should I plan a long prompt for Claude Sonnet 5.5 (AWS Bedrock (awsb))?

Plan your instructions, conversation history and source material around the 1M-token context limit, leaving room for the response. The listed response ceiling is 128K tokens. A larger window lets you supply more relevant material; it does not make unrelated content useful.

### What would 10,000 input tokens and 2,000 output tokens cost with Claude Sonnet 5.5 (AWS Bedrock (awsb))?

At the displayed input and output rates, the model-token subtotal is $0.02992. This example assumes uncached input and excludes additional pricing categories, tool calls and agent runtime. Actual usage determines the final charge.

### How is cached input priced for Claude Sonnet 5.5 (AWS Bedrock (awsb))?

The catalog lists $0.0748 per million cache-read tokens. Cache writes are listed at $1.87 per million tokens. Repeating a prompt does not by itself guarantee a cache hit; only usage reported as cached receives that rate.

### Does the Claude Sonnet 5.5 (AWS Bedrock (awsb)) token price cover an entire agent task?

No. The model price covers the model usage described above. A task can also incur tool and runtime charges, and several model calls may be needed to complete it. Compare total task usage when evaluating cost.

### How do I use Claude Sonnet 5.5 (AWS Bedrock (awsb)) on AgentSky?

This model is listed for API use. Use the model ID anthropic/claude-sonnet-5-5-awsb with a supported gateway operation. The agent composer is not offered here because the current agent model menu has no compatible match.