What is the context length of Claude Fable 5?

Claude Fable 5 has a recorded input context length of 1,000,000 tokens.

What providers serve Claude Fable 5, and can I use it via API?

Claude Fable 5 is available through the Phaseo API, with 7 active providers currently recorded. Recorded providers include Abacus, Amazon Bedrock, Anthropic, Anthropic, Anthropic, Anthropic, Azure, and CrossModel and 19 more.

Does Claude Fable 5 support tool calling?

Phaseo does not currently have enough active route metadata to confirm whether Claude Fable 5 supports tool calling.

Does Claude Fable 5 support structured outputs?

Phaseo does not currently have enough active route metadata to confirm whether Claude Fable 5 supports structured outputs.

Claude Fable 5 API Pricing — Compare 27 Providers

Name: Anthropic Claude Fable 5
Creator: Anthropic

Providers

API providers, route pricing, availability, and recent reliability signals.

Performance

Latency, throughput, and reliability signals from recent traffic.

Pricing

Effective prices over the last 30 days, with current provider list prices for context.

Benchmarks

Activity

Daily gateway activity over the last 30 days, with current UTC-day pace projection.

Apps Using This Model

Public apps observed in gateway usage for this model.

Model Uptime

Uptime trend for this model over the last 24 hours.

About

Key dates, capabilities, and model metadata.

Subscriptions

Commercial plans and bundled access that currently include this model.

Claude Fable 5 API Pricing — Compare 27 Providers | Phaseo

Providers

API providers, route pricing, availability, and recent reliability signals.


Anthropic(Standard)	$10	$50	$1	--	--	--

Amazon Bedrock	$10	$50	$1	--	--	--

Claude Platform for AWS(Standard)	$10	$50	$1	--	--	--

DeepInfra	$10	$50	--	--	--	--

Google Vertex	$10	$50	$1	--	--	--

Google Vertex (EU)	$11	$55	$1.1	--	--	--

Venice	$12	$60	$1.2	--	--	--

Claude Platform for AWS (US)(Standard)	$11	$55	$1.1	--	--	--

Anthropic (US)(Standard)	$11	$55	$1.1	--	--	--

DigitalOcean	$10	$50	$1	--	--	--

GMICloud	--	--	--	--	--	--

Azure	--	--	--	--	--	--

Performance

Hourly latency and throughput from the past seven days.

No gateway telemetry in the past 7 days

Hourly charts will appear when this model processes gateway traffic in the selected location.

Pricing

Weighted provider pricing over the last 30 days, with recent route pricing history below.

Effective pricing

Weighted by observed usage over the last 30 days. Every provider with recorded pricing is included.

Weighted input price

Per 1M tokens

Weighted output price

Per 1M tokens

Price history

USD per 1M tokens · 30-day rolling effective prices · exact UTC list changes


Amazon Bedrock	--	--	$10	$50	--
Anthropic	--	--	$10	$50	--
Anthropic (US)	--	--	$11	$55	--
Azure	--	--	--	--	--
Claude Platform for AWS	--	--	$10	$50	--
Claude Platform for AWS (US)	--	--	$11	$55	--
DeepInfra	--	--	$10	$50	--
DigitalOcean	--	--	$10	$50	--
GMICloud	--	--	--	--	--
Google Vertex	--	--	$10	$50	--
Google Vertex (EU)	--	--	$11	$55	--
Venice	--	--	$12	$60	--

Benchmarks

Artificial Analysis

Independent evaluations · Index v4.3

View full leaderboard Source: Artificial Analysis

Apps Using This Model

Public apps observed in gateway usage for this model.

Model Uptime

Uptime trend for this model over the last 24 hours.

100.0%

Last 24 hours

No requests observed

Uptime per hour

About

Key dates, capabilities, and model metadata.

Announcement

09 Jun 2026·3 months ago

Release

09 Jun 2026·3 months ago

Deprecation

Not listed

Retirement

Not listed

Parameters

Not listed

License

Proprietary

Training Tokens

Not listed

Input

TextImage

Output

Text

Related models

Previous model

Claude Opus 5

Next model

Claude Fable 5.1

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Subscriptions

Commercial plans and bundled access that currently include this model.

Anthropic

model owner

6 plans available

From $20 monthly

Claude Pro

$20monthly/$200yearly

Claude Team Standard

$25monthly/$240yearly

Claude Max 5x

$100monthly

Claude Team Premium

$125monthly/$1,200yearly

Claude Max

$200monthly

Claude Enterprise

Custom Pricing

Cursor

1 plan available

From $120 monthly

Cursor Teams Premium

$120monthly/$1,152yearly

Frequently Asked Questions

Claude Fable 5 is Anthropic's generally available Mythos-class model for long-horizon coding, autonomous knowledge work, and asynchronous agent workflows. It shares the same underlying model as Claude Mythos 5 but ships with safeguards for high-risk cyber, biology, and chemistry requests, positioning it as Anthropic's public frontier model above Claude Opus 5 for large codebases, multi-stage debugging, and end-to-end work that can run for hours or days with minimal human check-ins.

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Performance

Pricing

Benchmarks

Activity

Apps Using This Model

Model Uptime

About

Subscriptions

Providers

Performance

Pricing

Benchmarks

Activity

Apps Using This Model

Model Uptime

About

Subscriptions

Anthropic: Claude Fable 5

Providers

Performance