Anthropic: Claude Opus 4.8 (Fast)

anthropic/claude-opus-4.8-fast

Fast-mode variant of Opus 4.8 - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

Model specifications

Input
text, image, file
Output
text
Context
1,000,000 tokens
Max output
128,000 tokens
Input price
0 / 1M tokens
Output price
$50 / 1M tokens
Released
2026-06-01

Capabilities

  • Streaming
  • Function calling
  • Vision
  • JSON mode
  • Playground

Provider pricing, discounts and data privacy

Compare effective provider prices, published discounts, regions, retention policies, training use, compliance, and privacy links by service tier.

Standard service tier

1 available provider · tier input average 0 / 1M tokens · tier output average $50 / 1M tokens

Anthropic

Tier: Standard · Region: US

Pricing
Input
0 / 1M tokens
Output
$50 / 1M tokens
Cache read
/ 1M tokens
Cache write
2.5 / 1M tokens

No provider discount is currently published.

Data privacy and compliance
Region
US
Zero data retention
Yes
Data retention
Zero retention
Used for training
No
Data collection
Moderated
No
GDPR compliant
Yes
HIPAA compliant
Yes
SOC 2 certified
Yes
BYOK supported
Yes

Privacy policy · Terms · Official website · Documentation · Status · Support

Frequently asked questions

What is Anthropic: Claude Opus 4.8 (Fast)?
Fast-mode variant of Opus 4.8 - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode
How much does Anthropic: Claude Opus 4.8 (Fast) cost?
Input costs start at 0 / 1M tokens and output costs start at $50 / 1M tokens. Provider-level prices vary by service tier.
What is the context length of Anthropic: Claude Opus 4.8 (Fast)?
Anthropic: Claude Opus 4.8 (Fast) supports a 1,000,000 token context window and up to 128,000 output tokens.
What capabilities does Anthropic: Claude Opus 4.8 (Fast) support?
Anthropic: Claude Opus 4.8 (Fast) supports Streaming, Function calling, Vision, JSON mode, Playground.
Which providers offer Anthropic: Claude Opus 4.8 (Fast)?
Anthropic: Claude Opus 4.8 (Fast) is available from Anthropic.
How do providers handle data privacy for Anthropic: Claude Opus 4.8 (Fast)?
1 of 1 providers report that customer data is not used for training, and 1 offer zero-data-retention routing. Retention, compliance, and privacy-policy links are listed per provider.

Browse all AI models