Provider comparison

AI21 vs Anthropic

Comparing model portfolios, pricing, and capabilities across 1+ AI21 models and 34+ Anthropic models.

At a glance

Top 5 cheapest — AI21

ModelContextInput / 1MModality
AI21: Jamba Large 1.7256K$2.0000text->text

Top 5 cheapest — Anthropic

ModelContextInput / 1MModality
Anthropic: Claude 3 Haiku200K$0.2500text+image->text
Anthropic: Claude Haiku 4.5 (batch)200K$0.5000text+image+file->text
Anthropic: Claude 3.5 Haiku200K$0.8000text+image->text
Anthropic: Claude Haiku 4.5200K$1.0000text+image+file->text
Anthropic: Claude Sonnet 5 (batch)1,000K$1.0000text+image+file->text

Frequently asked questions

Which provider has more models — AI21 or Anthropic?

AI21 has 1 models. Anthropic has 34 models.

Which is cheaper on average — AI21 or Anthropic?

AI21 average: $2.00/1M. Anthropic average: $5.43/1M.

Which provider has more long-context (128K+) models?

AI21: 1 models. Anthropic: 34 models.

How do I compare specific models between AI21 and Anthropic?

Use the AI21 and Anthropic collection pages to browse individual models, then open a pairwise comparison from any model page.

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