AI21: Jamba Mini 2 vs OpenAI: GPT-5.4 Nano
They cost about the same for input tokens: AI21: Jamba Mini 2 $0.20 per M, OpenAI: GPT-5.4 Nano $0.20 per M. AI21: Jamba Mini 2 is 3.1× cheaper for output tokens: AI21: Jamba Mini 2 costs $0.40 per M and OpenAI: GPT-5.4 Nano costs $1.25 per M. OpenAI: GPT-5.4 Nano reads more: AI21: Jamba Mini 2 takes up to 256,000 tokens of context and OpenAI: GPT-5.4 Nano up to 400,000. AI21: Jamba Mini 2 accepts text; OpenAI: GPT-5.4 Nano accepts file, image, text.
| AI21: Jamba Mini 2 | OpenAI: GPT-5.4 Nano | |
|---|---|---|
| Model id | ai21/jamba-mini | openai/gpt-5.4-nano |
| Input | $0.20 per M | $0.20 per M |
| Output | $0.40 per M | $1.25 per M |
| Context length | 256,000 tokens | 400,000 tokens |
| Accepts | text | file, image, text |
| Produces | text | text |
| Served by | ai21 | openai |
Prices are the providers' list prices per million tokens, as of . Both run on your own provider key through one OpenAI-compatible endpoint, with no fee on the tokens.