Claude Haiku 5.5 API Pricing & Quick Start

Intelligence	Speed	Input Price	Output Price	First-token latency
#43 / 687 43 Artificial Analysis Intelligence Index	#19 / 356 243.4 Output tokens per second (median)	#58 / 466 $0.10NT$ 3 USD / 1M tokens	#94 / 466 $0.50NT$ 16 USD / 1M tokens	#354 / 356 415.30s Time to first token (AA median)

Long-context tiered pricing

	Base rate	>100K
Input Price	$0.10 NT$ 3	$0.50 NT$ 16
Output Price	$0.50 NT$ 16	$2.50 NT$ 80
Cache Read Price	$0.01 NT$ 0.32	$0.05 NT$ 2
Cache Write Price	$0.13 NT$ 4	$0.63 NT$ 20

Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...

Provider	Anthropic
Released	October 2026
Model ID	`anthropic/claude-haiku-5.5`

Technical specifications

Context window

1M tokens

Reasoning

—

Input → Output

TextImageFileText

Pricing comparison

BazaarLink retail price alongside AA's observed market standard.

BazaarLink price our site

Input$0.10NT$ 3

Output$0.50NT$ 16

Cache read$0.01NT$ 0.32

Cache write$0.13NT$ 4

3:1 blended (est.)$0.20NT$ 6

All prices per 1M tokens. Supports TWD credit card / official invoice.

Market reference Artificial Analysis

Input$0.10

Output$0.50

Cache readAA not tracked

Cache writeAA not tracked

3:1 blended—

✓ Matches market reference — BazaarLink does not mark up.
Source: artificialanalysis.ai

Independent benchmarks

Scores below come from Artificial Analysis, an independent third party. BazaarLink does not participate in the testing.

Intelligence 43

Coding

Math

MMLU

GPQA

This modelCategory leader

Overall intelligence

#43out of 687 models

Aggregated across academic benchmarks

Time to first token

#354out of 356 models

AA 全球 p50：415.30 秒

Intelligence

Top 6%

This model

Category leader

Median

Scores by reasoning effort (this page uses the default effort)

Reasoning effort	Intelligence	Coding
max · shown on this page	43.4	—
xhigh	41.2	—
high	37.8	—
medium	34.5	—
low	29.4	—

Top 5 — CodingCoding Index leaderboard

1Claude Fable 5.1 (Max, Default Fallback)?/claude-fable-5-182$10 / $50

2Claude Fable 5.1 (Xhigh, Default Fallback)?/claude-fable-5-1-xhigh81$10 / $50

3Claude Fable 5.1 (High, Default Fallback)?/claude-fable-5-1-high79$10 / $50

4GPT-5.6 Sol (Xhigh)openai/gpt-5-6-sol-xhigh78$4 / $20

5Claude Opus 5 (Max)anthropic/claude-opus-578$5 / $25

AASource: Artificial Analysis · Independent third-party evaluation; not influenced by BazaarLinkView full evaluation on AA →

Quick Start

Use Claude Haiku 5.5 via BazaarLink API — just change the base_url:

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://api.bazaarlink.ai/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="anthropic/claude-haiku-5.5",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.bazaarlink.ai/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "anthropic/claude-haiku-5.5",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Why use Claude Haiku 5.5 via BazaarLink?

✓Clear usage records and itemized billing
✓OpenAI-compatible API — zero code changes required
✓When an upstream source has a problem, a request can try another available source. If none is available, the request returns an error.
✓Support resources for teams

Try Now ← All Models

Frequently Asked Questions

What is Claude Haiku 5.5?

How much does the Claude Haiku 5.5 API cost?

Claude Haiku 5.5 costs $0.10 per 1M input tokens and $0.50 per 1M output tokens when accessed through BazaarLink.

How do I use Claude Haiku 5.5 with the OpenAI SDK?

Set base_url to "https://api.bazaarlink.ai/v1" and use model ID "anthropic/claude-haiku-5.5". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for Claude Haiku 5.5?

Claude Haiku 5.5 supports a context window of 1,000,000 tokens.

Is Claude Haiku 5.5 available for free?

Claude Haiku 5.5 is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.

Relay integrity checks

Tested endpoints: 12 runs
Independent hosts: 9
Model-family fingerprint match: 83%
Anomalies detected: 10 runs
Data range: past 90 days

BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.

View the full integrity report →