All models

Claude Opus 5 (Fast)

anthropic/claude-opus-5-fast

Fast-mode variant of [Opus 5](/anthropic/claude-opus-5) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

Modalities
Text
Image
File
In / Out price
$10.00 / $50.00 per 1M
Context
1M · 128K out
Released
Jul 23, 2026

Providers

Live list prices and uptime across 1 provider serving this model.

ProviderInput /MOutput /MCache read /MContextMax outputUptime 24h
Anthropic$10.00$50.00$1.001M128K100.00%

No implicit prompt caching; cache reads require explicit cache control.

Capabilities

Tool calling
Reasoning
Moderated
include_reasoning
max_tokens
reasoning
reasoning_effort
response_format
stop
structured_outputs
tool_choice
verbosity

Pricing detail

Input
$10.00
Output
$50.00
Cache read
$1.00
Cache write
$12.50

USD per 1M tokens.