---
id: "ai21/jamba-large-1.7"
also: ["ai21/jamba-large-1.7", "ai21labs/AI21-Jamba-Large-1.7"]
card_usd_per_m: "2.0 in, 8.0 out, at ai21/fp8"
cheapest_list_usd_per_m: "2.0 in, 8.0 out, at ai21/fp8 on openrouter"
context: 256000
max_output: 4096
input: ["text"]
output: ["text"]
released: "2025-08-08"
params: ["max_tokens", "response_format", "stop", "temperature", "tool_choice", "tools", "top_p"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 1
trains: 0
retains_prompts: 1
---
# AI21: Jamba Large 1.7

Jamba Large 1.7 is the latest model in the Jamba open family, offering improvements in grounding, instruction-following, and overall efficiency. Built on a hybrid SSM-Transformer architecture with a 256K context...