Anthropic · Flagship model
Claude Opus 5.5 pricing & cost calculator
Prices last updated:
Input
$4.00
per 1M tokens
Output
$20.00
per 1M tokens
Context window
1M
1,000,000 tokens
Successor to Claude Opus 5 at a lower per-token price.
About Claude Opus 5.5 pricing
Claude Opus 5.5 is Anthropic’s top-tier model, aimed at the hardest reasoning, coding and agentic work. It is billed per token: $4.00 for every million tokens you send and $20.00 for every million tokens it generates, so output costs 5× as much as input.
For a typical request of 1,000 input and 500 output tokens, Claude Opus 5.5 costs about $0.014 — the 10th-cheapest of the 14 models we track. One million input tokens is roughly 2,000 pages of English prose.
With Anthropic’s batch API (50% off, results within 24 hours) the rate drops to $2.00 input and $10.00 output per million tokens.
Anthropic’s official pricing page is the source of truth; see our guide to how AI pricing works for caching and long-context rules.
Claude Opus 5.5 cost calculator
- Per request
- $0.014
- Per day
- $14.00
- Per month (30 days)
- $420.00
What Claude Opus 5.5 costs for common tasks
| Task | Input tokens | Output tokens | Per request | Per 1,000 requests |
|---|---|---|---|---|
| Short chat reply | 500 | 300 | $0.008 | $8.00 |
| Support chatbot turn with history | 3,000 | 400 | $0.02 | $20.00 |
| RAG answer (retrieved context) | 6,000 | 600 | $0.036 | $36.00 |
| Summarize a 20-page document | 12,000 | 1,000 | $0.068 | $68.00 |
| Long-document analysis | 100,000 | 2,000 | $0.44 | $440.00 |
Compare Claude Opus 5.5 with…
Other Anthropic models first.
- Claude Opus 5.5 vs Claude Fable 5.1$10.00 in · $50.00 out per 1M
- Claude Opus 5.5 vs Claude Opus 5$5.00 in · $25.00 out per 1M
- Claude Opus 5.5 vs Claude Sonnet 5$2.00 in · $10.00 out per 1M
- Claude Opus 5.5 vs Claude Haiku 4.5$1.00 in · $5.00 out per 1M
- Claude Opus 5.5 vs GPT-6 Astra$10.00 in · $50.00 out per 1M
- Claude Opus 5.5 vs GPT-5.6 Sol$5.00 in · $30.00 out per 1M
- Claude Opus 5.5 vs GPT-5.6 Terra$2.00 in · $12.00 out per 1M
- Claude Opus 5.5 vs GPT-5.6 Luna$0.20 in · $1.20 out per 1M
- Claude Opus 5.5 vs Gemini 3.1 Pro$2.00 in · $12.00 out per 1M
- Claude Opus 5.5 vs Gemini 3.8 Flash$0.75 in · $3.75 out per 1M
- Claude Opus 5.5 vs Grok 4.7$2.00 in · $6.00 out per 1M
- Claude Opus 5.5 vs DeepSeek V4 Pro$0.435 in · $0.87 out per 1M
- Claude Opus 5.5 vs DeepSeek V4 Flash$0.14 in · $0.28 out per 1M
Claude Opus 5.5 pricing FAQ
- How much does Claude Opus 5.5 cost per token?
- Claude Opus 5.5 costs $4.00 per million input tokens and $20.00 per million output tokens through the Anthropic API. That is $0.000004 per input token and $0.00002 per output token.
- How much does a typical Claude Opus 5.5 request cost?
- A request with 1,000 input tokens and 500 output tokens costs about $0.014 on Claude Opus 5.5, or $14.00 per thousand requests.
- What is the context window of Claude Opus 5.5?
- Claude Opus 5.5 accepts up to 1,000,000 tokens (about 1M) of context per request, which covers the prompt, any documents you include and the conversation history.
- Does Claude Opus 5.5 have batch pricing?
- Yes. Anthropic's batch API processes requests asynchronously (typically within 24 hours) at 50% off, bringing Claude Opus 5.5 to $2.00 input and $10.00 output per million tokens.
- How accurate is the token count for Claude Opus 5.5?
- It is an estimate. Anthropic does not publish a browser tokenizer for Claude Opus 5.5, so Tokenova counts with o200k_base and applies a Anthropic-specific adjustment. Expect real counts within roughly 10–20% for English text; use Anthropic's token-counting API for exact numbers.