Claude Haiku 5.5 - Kyma API

Overview

Anthropic’s fastest model, for high-volume, latency-sensitive work such as classification, extraction, routing and subagents; succeeds Claude Haiku 4.5. 1M context, 128K output, vision, file input, prompt caching, adaptive thinking. Prompts over 100,000 tokens bill at a higher rate.

Specs

Field	Value
Model ID	`claude-haiku-5.5`
Best for	Voice agents, real-time UX, bulk classification, subagents, fast tool use
Context window	1M
Max output tokens	128K
Input modalities	Text, Image, File
Output modalities	Text
Tool calling	Yes
Structured outputs	Yes
Prompt caching	Yes
Vision	Yes
Reasoning	Yes
Speed	Fast
Cost band	Cheap
Release stage	Stable

Pricing

	Per 1M tokens
Input	$0.135
Output	$0.675

Above a long prompt this model costs more per token, because the infrastructure serving it charges more there. The threshold is on the prompt, so you know which rate applies before you send.

Prompt length	Input	Output
Standard	$0.135	$0.675
From 100,001 tokens	$0.675	$3.375

Example

from openai import OpenAI

client = OpenAI(base_url="https://kymaapi.com/v1", api_key="kyma-...")

response = client.chat.completions.create(
    model="claude-haiku-5.5",
    messages=[{"role": "user", "content": "..."}],
    tools=[...],  # function calling supported
)

Agent query example

Ask the API which models fit, instead of hardcoding an id:

curl "https://kymaapi.com/v1/models?recommended_for=chat&tools=true&quality_tier=strong"

​Overview

​Specs

​Pricing

​Example

​Agent query example

Overview

Specs

Pricing

Example

Agent query example