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Claude 2

Anthropic
Released: 2023-07-11
Type: Proprietary
Context
100k
Max Out
4.1k
Cutoff
2023-01
Params
Unknown

The Breakdown

The Claude 2 represents a significant leap forward in Anthropic's lineup. Released in 2023-07-11, it targets developers and enterprise use cases with a specific focus on reasoning capabilities over raw conversational speed. While previous iterations in the Proprietary category often struggled with complex multi-step instruction following, this model introduces a refined architecture that dramatically improves adherence to system prompts and reduces hallucination rates in technical domains. It competes directly with top-tier frontier models but carves out a distinct niche for workflows where precision and context retention matter more than creative flair. For businesses looking to integrate reliable AI agents, Claude 2 offers a compelling balance of performance and cost-efficiency.

Overall Score
8.8
/10
Pricing (per 1k tokens)
Input$0.011
Output$0.032
Currency: USD

The Good

  • Huge 100k context window (first of its kind)
  • Great creative writing style
  • Harmless and safe

The Bad

  • Slow
  • Refuses prompts too often

The Verdict

The first real competitor to GPT-4 for long documents.

Performance Benchmarks

mmlu
78.5
math
50
human eval
71.2