Claude Platform Docs

模型與定價專用模型

Claude Mythos 5Verification required

Most capable model for cybersecurity and biology research

How refusals and fallback work

Context window: 1Mtokens
Max output: 128Ktokens
Input pricing: $10/ MTok
Output pricing: $50/ MTok

Claude Mythos 5 is available only to organizations verified through Anthropic’s verification programs, such as the Cyber Verification Program. It has the same specifications and pricing as Claude Fable 5. To request access, apply to the program that covers your use case.

See Claude Fable 5

比較方式

Model	Context	Max output	Price / MTok	Thinking	Default effort	Knowledge cutoff
Claude Fable 5.1	1M	128K	$10 / $50	Adaptive (always on)	`high`	Jun 2026
Claude Mythos 5This model	1M	128K	$10 / $50	Adaptive (always on)	`high`	Jan 2026
Claude Opus 5.5	1M	128K	$4 / $20	Adaptive (always on)	`medium`	Jun 2026
Claude Sonnet 5.5	1M	128K	$2 / $10	Adaptive	`high`	Jun 2026
Claude Haiku 5.5	1M	128K	From $0.10 / $0.50	Adaptive	`medium`	Jun 2026

規格

Model IDs

Claude API
Amazon Bedrock
Google Cloud
Microsoft Foundry

Pricing

Input: $10 / MTok
Output: $50 / MTok
5m cache write: $12.50 / MTok
1h cache write: $20 / MTok
Cache read: $1 / MTok
Batch API: 50% discount on input and output

Full price list

Capabilities

Context window: 1M tokens
Max output: 128K tokens
Thinking: Adaptive (always on)
Default effort: high
Input → output: Text and images → text
Reliable knowledge cutoff: Jan 2026
Training data cutoff: Jan 2026

Availability

Status: Active (verification required)
Released: June 9, 2026
Retirement: Not sooner than June 9, 2027
Platforms: Claude APIAmazon Bedrock Google Cloud Microsoft Foundry

資源

遷移至 Claude Mythos 5.1

從 Claude Mythos 5 遷移至 Claude Mythos 5.1 時有哪些變更。

Claude Mythos 5.1

目前的 Mythos 模型：概覽、規格與資源。

參考資料

Claude Fable 5 與 Claude Mythos 5 的安全評估與部署決策。

完整價格表，包含批次折扣與提示快取（prompt caching）費率。

模型 ID 與版本管理

模型 ID、別名與固定快照的運作方式。

每個 Claude 模型的生命週期狀態與退役承諾。

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