// AI21 Labs
Jamba Large 1.7
A AI21 Labs model. 1 prices across 1 channels side by side, each with its source and check date – plus specs, licence, speed and benchmarks.
- Official in/out per 1M
- $2 / $8
- Lowest (official)
- $2 / $8
- Context
- 256K
- Prices listed
- 1
Prices checked 2026-10-22Official sources linked on every rowNo estimates
01Specs at a glance
Official values first; gaps filled from OpenRouter’s API where the vendor page is silent.
| Vendor | AI21 Labs |
|---|---|
| Context window | 256K (256,000 tokens) |
| Max output | — |
| Input | Text |
| Output | Text |
| Tool calling / JSON | Yes / Yes |
| Weights & licence | Open weights · jamba-open-model-license (custom) · Hugging Face gated – request access |
| Parameters | 399B (from weight files) |
| Released | Jul 2, 2025 |
| Model IDs | jamba-large |
02Prices on 1 channels
Per 1M tokens, in the currency each source publishes (1 USD = 6.7 CNY for the blended column). Sorted: official first, then cheapest.
| Channel | Source | Input | Output | Cache hit | Blended $ | Context | Notes |
|---|---|---|---|---|---|---|---|
| Official Vendor API, billed in USD | Official 10-22 | $2 | $8 | — | 3.5 | 256K | API alias jamba-large → jamba-large-1.7-2025-07; 398B total / 94B active (AI21 docs) |
“Official” = vendor pricing page; “Platform” = the platform’s own pricing page; “OpenRouter” = price listed on OpenRouter, not checked on the platform’s site. Click a source tag to open the original page.
03Where you can use it
Derived only from the price sources above. Country restrictions are set by each vendor – check their terms before you sign up.
- Vendor API, billed in USD
Official - Self-host the open weights
GPU / VRAM sizing and build plans→
05Price changes we recorded
All price changes →From our daily re-checks of the sources above.
No price change recorded since we started tracking (2026-10-10).
06More from AI21 Labs
FAQ
How much does the Jamba Large 1.7 API cost?
On the official pricing page: $2 / $8 per 1M input / output tokens (checked 2026-10-22).
What is the context window of Jamba Large 1.7?
256K tokens of context. Platforms may cap it lower – see the table.
Is Jamba Large 1.7 open source?
Yes, the weights are published on Hugging Face (ai21labs/AI21-Jamba-Large-1.7). Licence: jamba-open-model-license (custom).