Claude Haiku 5.5
Claude Haiku 5.5 is a text and image-input model by Anthropic, available through the AgentSky API as anthropic/claude-haiku-5-5 at $0.07 per million input tokens and $0.35 per million output tokens, with a 1M context window.
Fast adaptive reasoning for high-volume coding and assistant workloads.
Run Claude Haiku 5.5 with an agent
Each guide pairs this model with a compatible agent and opens the composer with both selected.
Pricing
USD per million tokens, using your plan when signed in. Each request uses the tier matching its full input context, including cached input; output tokens do not choose the tier.
| Input context (tokens) | Cache mode | Thinking | Input | Output | Cache read | Cache write |
|---|---|---|---|---|---|---|
| Up to 100,000 | Automatic | Standard | ||||
| 100,001–1,000,000 | Automatic | Standard |
Use it
Point your client at the gateway and pass this model id. Nothing else changes.
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-haiku-5-5",
max_tokens: 256,
messages: [{ role: "user", content: "Summarise this ticket." }],
});
console.log(message.usage.cost); // USD, in the response