No longer supported

This model is deprecated (released February 2024) and is no longer actively maintained or recommended by Anthropic. Consider using their current flagship model instead.

deprecatedfastllm Proprietary

Claude Instant 1.1

by Anthropic· Released February 2024· Cutoff Early 2023

Claude Instant 1.1 is a faster, more affordable version of Claude, designed for low-latency and high-throughput applications. It offers a balance of speed and intelligence, making it suitable for tasks that require quick responses without the full power of Claude 2 or 3. It was deprecated in favor of Claude 3 Haiku.

Official Site API Docs

Input cost

$0.80 per 1M tokens

Output cost

$2.40 per 1M tokens

Context window

100K tokens

Max output

4096 tokens

Modalities

text

License

proprietary

Capabilities

Text GenerationCode GenerationConversationQuestion AnsweringSummarizationStreamingJSON Mode

Best For

Cost-effective, fast text generation and conversational AI for high-volume applications.

Strengths

Fast inference speed
Lower cost compared to Claude 2
100K token context window
Good for simple tasks and chatbots

Limitations

Less capable than Claude 2 and Claude 3 models
No vision or multimodal support
Deprecated and no longer recommended for new projects
May produce less nuanced responses

Use Cases

Customer support chatbots

Content summarization

Simple code generation

Data extraction

Text classification

Language translation

Real-time conversational agents

Improvements Over Previous Model

Improved speed and lower latency compared to Claude Instant 1.0
Better performance on coding and math tasks
Enhanced instruction following
More reliable and consistent outputs

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