Models / ~anthropic
Claude Opus Latest
by ~anthropic ·
~anthropic/claude-opus-latestThis model always redirects to the latest model in the Claude Opus family.
reasoningtool-usevisionreleased 2026-04-21
Legal score · raw
-
not yet benchmarked
Context
1M
max output 128K
Input
$5
per 1M tokens
Output
$25
per 1M tokens
Suite cost
-
no run recorded
Prompt caching
Grounded answers re-send the same retrieved authority every turn, so a cached read is what a long matter actually costs. Prices are per 1M tokens, from the provider’s own catalog.
Cache read
$0.25
20x cheaper than uncached
Cache write
$6.25
per 1M tokens, charged once
Uncached input
$5
per 1M tokens
Capabilities
Modalities
in textimagefile
out text
Request parameters it accepts
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstool_choicetoolsverbosity
Benchmark results
This model has not been run through the suite yet. See Humanity's Last Lawsuit for the benchmark models are ranked on.