Anthropic: Claude Opus 4

Pricing, context window and lifecycle for anthropic/claude-opus-4, tracked from what the vendor publishes.

2026-06-15 - its vendor retired this model on that date, and the catalogue still lists it. Anything still calling it is running on borrowed time.

To find every place that calls it:

curl -sO https://neosignal-ai.vercel.app/check.py
python check.py .

Price per million tokens

Input$15.00
Output$75.00
Cache price (read)$1.50
Cache price (write)$18.75
Max price$75.00

Facts

Model IDanthropic/claude-opus-4
VendorAnthropic
Token limit (context window)200,000 tokens
Knowledge cutoff2025-01-31
Retired on2026-06-15
Date fromvendor deprecation page

Supported parameters

include_reasoning, max_tokens, reasoning, stop, temperature, tool_choice, tools, top_p

Other Anthropic models

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