Claude Mythos 5

Anthropic's limited-availability frontier model, Fable-tier pricing on a new tokenizer.

Best for

Not ideal for

Specifications

Developer: Anthropic
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Model type: Language
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Availability: Preview
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Input $/MTok: $10 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Output $/MTok: $50 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Cached input $/MTok: $1 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Pricing model: Usage based
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Context window (tokens): 1M tokens
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Accepts: text, image, code
confidence 82%
platform.claude.com
Verified Aug 20, 2026 · curated
Produces: text, code
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Extended reasoning: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Tool / function calling: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
API available: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Open source: No
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated

AI model

Amazon Polly NeuralThe default inside AWS: $16 per million characters and no new vendor to onboard.

AI model

Claude Fable 5Anthropic's most capable widely released model, for demanding reasoning and long-horizon agentic work.

AI model

Claude Haiku 4.5Near-frontier quality at commodity prices and high speed.

AI model

Claude Opus 4.8Anthropic's deepest reasoner for the hardest problems.

Anthropic's limited-availability frontier model, Fable-tier pricing on a new tokenizer.

Best for

Not ideal for

Developer: Anthropic
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Model type: Language
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Availability: Preview
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Input $/MTok: $10 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Output $/MTok: $50 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Cached input $/MTok: $1 / MTok
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Pricing model: Usage based
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Context window (tokens): 1M tokens
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Accepts: text, image, code
confidence 82%
platform.claude.com
Verified Aug 20, 2026 · curated
Produces: text, code
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Extended reasoning: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Tool / function calling: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
API available: Yes
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated
Open source: No
confidence 88%
platform.claude.com
Verified Aug 20, 2026 · curated

AI model

Amazon Polly NeuralThe default inside AWS: $16 per million characters and no new vendor to onboard.

AI model

Claude Fable 5Anthropic's most capable widely released model, for demanding reasoning and long-horizon agentic work.

AI model

Claude Haiku 4.5Near-frontier quality at commodity prices and high speed.

AI model

Claude Opus 4.8Anthropic's deepest reasoner for the hardest problems.