Claude Instant 1.2

Anthropic

Anthropic's final and best Instant model, designed for high-throughput tasks. Claude Instant 1.2 offered 100K context with quick response times for simple classification, summarization, and text generation tasks. This model has been retired and is no longer available for use.

Try Now

Example Use Cases

High-throughput production classification

Fast summarization and extraction

Cost-sensitive real-time text processing

Technical Specifications

Context Window

100,000 tokens

Max Output

4,096 tokens

Pricing

Token Costs (per 1M tokens)

Cache Miss Input

$0.80

Non-Reasoning Output

$2.40

Retired

Made legacy on

Reason

Retired model

Recommended Replacement

Claude Haiku 4.5

Retired on