AI21 Labs

What it does

AI21's Jamba models push context windows into hundreds of thousands of tokens economically, making them fits for contract analysis and long-document pipelines where every token of context counts.

Maestro orchestrates multi-step tasks over the models. Free studio tier; API pricing per token.

Standout features

• Very long context Jamba models
• Grounded generation with citations
• Task orchestration via Maestro
• Private cloud options

Best for