Jurassic-2 Ultra
Legacy
Pre-Jamba AI21 generation. Retired, listed for historical pricing reference.
Jurassic-2 Ultra is a frontier AI model from AI21 Labs. It costs $15.000 per million input tokens and $15.000 per million output tokens (blended $15.000/M), with a 8,000-token context window.
INPUT
$15.000/M
per million input tokens
OUTPUT
$15.000/M
per million output tokens
CONTEXT
8,000
tokens
Benchmarks
No published benchmark scores tracked for this model yet. Frontier and reasoning models from major providers have scores; smaller models and inference-host variants typically inherit the underlying open-weights score.
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See all 5 →Frequently asked questions
How much does Jurassic-2 Ultra cost?
Jurassic-2 Ultra costs $15.000 per million input tokens and $15.000 per million output tokens, for a blended reference rate of $15.000 per million tokens.
What is Jurassic-2 Ultra's context window?
Jurassic-2 Ultra supports up to 8,000 tokens of context in a single request.
What is Jurassic-2 Ultra best for?
Pre-Jamba AI21 generation. Retired, listed for historical pricing reference.
Who makes Jurassic-2 Ultra?
Jurassic-2 Ultra is developed and served by AI21 Labs.