Compare AI Models

Select two models to compare their pricing, performance benchmarks, capabilities, and technical specifications side by side.

Model 1

Model 2

Anthropic: Claude Fable 5.1 ($$$$)

anthropic

Select a model

Input Price

Cost per 1M input tokens

$10.00/M tokens

—

Output Price

Cost per 1M output tokens

$50.00/M tokens

—

Cache Read Price

Cost per 1M cached tokens

$0.25/M tokens

—

Cache Write Price

Cost to write 1M tokens to cache

$12.50/M tokens

—

Context Window

Maximum tokens the model can process

1,000,000 tokens

—

Max Output Tokens

Maximum tokens in model response

128,000 tokens

—

Input Modalities

Supported input types

text, image, file

—

Output Modalities

Supported output types

text

—

Coding Index

Overall coding capability score

81.6%

—

SciCode

Scientific computing & algorithms

63.1%

—

Long Context Reasoning

Understanding large codebases

85.3%

—

Output Speed

Median tokens per second

69.2 tok/s

—

Function Calling

Can call external functions/APIs

✓ Supported

—

Tool Choice

Control over function selection

✗ Not supported

—

Structured Outputs

JSON schema validation

✓ Supported

—

Reasoning Tokens

Extended thinking for complex problems

✓ Supported

—

Content Moderation

Content filtering status

Enabled

—

Model ID

anthropic/claude-fable-5.1

—

Tokenizer

Claude

—

Release Date

Sep 1, 2026

—

Created On OpenRouter

Sep 1, 2026

—

Compare AI Models

Pricing

Context & Modalities

Performance Benchmarks

Capabilities & Features

Technical Details