Claude Haiku 5.5 API pricing

Claude Haiku 5.5 costs $0.1 per million input tokens and $0.5 per million output tokens. A typical chatbot request (about 1,500 input + 400 output tokens) costs $0.00041, or $0.41 per 1,000 requests.

0 characters0 words0 tokens (GPT o200k)

ModelInput tokensPrice / 1M (in → out)Per requestPer month
Claude Haiku 5.5$0.1 → $0.5

≈ = estimated token count: only OpenAI publishes its tokenizer. Claude counts use Anthropic’s published ratios; use the count_tokens API for an exact number.

Claude Haiku 5.5 price per million tokens

USD, Anthropic standard tier. Prices checked on October 28, 2026.

Token typePrice per 1MWith Batch API
Input$0.1$0.05
Cached input$0.01$0.005
Cache write (5 min)$0.125$0.0625
Output$0.5$0.25
Input, prompts above 100K$0.5$0.25
Cached input, above 100K$0.05$0.025
Output, prompts above 100K$2.5$1.25

Above 100K prompt tokens the higher rate applies to the whole request.

Model ID: claude-haiku-5-5 · Source: platform.claude.com

What a Claude Haiku 5.5 request costs

RequestPer requestPer 1,000
Short chat reply
500 input + 200 output tokens
$0.00017$0.17
Chatbot turn with context
1,500 input + 400 output tokens
$0.00041$0.41
Document Q&A (RAG)
8,000 input + 500 output tokens
$0.0014$1.39
Long-document summary
150,000 input + 2,000 output tokens · long-context rate
$0.11$112

Token counts are measured with GPT's o200k tokenizer and converted for Claude Haiku 5.5 (see below). No caching or batch discount.

Similarly priced models

ModelChatbot requestvs Claude Haiku 5.5
Gemini 2.5 Flash-Lite Google$0.00032−23%
GPT-6 Luna OpenAI$0.00035−16%
GPT-4o mini OpenAI$0.00047+12%
GPT-5.6 Luna OpenAI$0.00078+88%
GPT-5.4 nano OpenAI$0.00080+93%
DeepSeek Flash DeepSeek$0.00095+130%

Frequently asked questions

How much does the Claude Haiku 5.5 API cost?

Claude Haiku 5.5 costs $0.1 per million input tokens and $0.5 per million output tokens on Anthropic's standard tier, rising to $0.5 / $2.5 for prompts above 100K tokens. Prices checked on October 28, 2026.

How much does one Claude Haiku 5.5 request cost?

A typical chatbot request with about 1,500 input and 400 output tokens costs about $0.00041, or $0.41 per 1,000 requests. Paste your own prompt into the calculator on this page for an exact estimate.

Does Claude Haiku 5.5 support prompt caching?

Yes. Cached input costs $0.01 per million tokens, 90% less than regular input. Writing to the cache (5-minute lifetime) costs $0.125 per million tokens.

Does Claude Haiku 5.5 have a Batch API discount?

Yes: 50% off for requests sent through the Batch API, which may take up to 24 hours. That makes it $0.05 / $0.25 per million input / output tokens.

How are Claude Haiku 5.5 tokens counted?

Claude Haiku 5.5 uses Anthropic's newer tokenizer, which produces about 30% more tokens than earlier Claude models. We estimate about 1.43× the GPT o200k count for the same text.

Claude Haiku 5.5 comparisons

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