J1-Jumbo
Released
2021-08-11
Last refreshed
2026-05-19
Status
Researched 60d ago
ProprietaryCommercial use: conditional
J1-Jumbo is an early limited-data entry; LLMReference does not yet track enough provider, pricing, benchmark, or task-fit evidence to recommend it.
Use it for
- Teams evaluating general LLM work
Do not use it for
- Cost-sensitive launches that need sourced token pricing
- Vision or document-understanding workloads
- Strict JSON or tool-calling flows
Specifications
- Family
- Jurassic-1
- Released
- 2021-08-11
- Parameters
- 178B
- Architecture
- Decoder Only
- Knowledge cutoff
- 2020
- Specialization
- general
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
- Training
- Fine-tuned
Created by
Pricing
No tracked provider token pricing is available yet.
About
J1-Jumbo is AI21 Labs' Jurassic-1 model. Its knowledge cutoff is 2020.
J1-Jumbo is a proprietary model in the Jurassic-1 family. No headline benchmark score is tracked for J1-Jumbo yet.
Top use-case fit
No primary decision-task fit is mapped for this model yet.
Provider price ladder
No tracked provider token pricing is available for this model yet.
Capabilities
No model capability flags are currently sourced.
Benchmark peer barsfor Coding
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
Frequently asked questions
When was J1-Jumbo released?
J1-Jumbo was released on 2021-08-11.