AI21 Labs API Pricing (October 2026)

2 AI21 Labs models with API prices, USD per 1M tokens.

Lowest input price among AI21 Labs models
Jamba Mini · $0.20
Longest context among AI21 Labs models
256K, shared by 2 models
AI21 Labs model prices, USD per 1M tokens
Source
Jamba Large$2.00$8.00Not published256Kmodels.dev
Jamba Mini$0.20$0.40Not published256Kmodels.dev

AI21 Labs price changes

No price changes recorded for AI21 Labs models yet.

Questions

How much does the AI21 Labs API cost?
AI21 Labs lists 2 models. Input prices range from $0.20 (Jamba Mini) to $2.00 (Jamba Large) per 1M tokens, and output prices range from $0.40 (Jamba Mini) to $8.00 (Jamba Large) per 1M tokens.
Does AI21 Labs offer prompt caching or batch prices?
None of the 2 AI21 Labs models listed here has a published cache read or batch price.
How often are AI21 Labs prices updated?
We check prices every 6 hours; last checked Oct 10, 2026. These are AI21 Labs' list prices as compiled by models.dev.