Claude Opus 5

AnthropicProprietary1M context

Claude Opus 5 is a proprietary model from Anthropic with a 1M-token context window. 6 providers list it, from $5.00 per million input tokens and $25.00 per million output tokens (Anthropic and 4 others).

Maker
Anthropic
Licence
Proprietary
Context window
1M
Providers listed
6
Lowest input, per 1M
$5.00
Lowest output, per 1M
$25.00
Anthropic's own API, per 1M
$5.00 in · $25.00 out
Effort settings
Low, Max

Providers serving Claude Opus 5

Cheapest first, by the blended rate of three input tokens to one output token. Prices in US dollars per million tokens, as of 26 Oct 2026.

ProviderInputOutputContextToolsJSON modeOpenAI-compatibleModel ID
Anthropic
$5.00$25.001MYesYesNoclaude-opus-5
DeepInfra
$5.00$25.001MYesYes—claude-opus-5
Google Vertex
$5.00$25.001MYesYesNoclaude-opus-5@default
Microsoft Azure
$5.00$25.001MYesYesNoclaude-opus-5
Snowflake
Billed in AI credits; converted at Snowflake's $2.00 per credit (Global routing).
$5.00$25.001MYesYesYesclaude-opus-5
Amazon Bedrock
$5.50$27.501MYesYesNoanthropic.claude-opus-5

Benchmark scores

Published scores only, each linked to its source. Compare every model in Bench rankings

BenchmarkDefaultLowMax
GPQA Diamond
PhD-level scientific reasoning
92.9%87.9%93.9%
APEX-Agents
Agentic office work
——65.8%
Humanity's Last Exam
Reasoning & knowledge
——56.3%v
τ³-Banking
Agentic tool use (banking)
——48.7%

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