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...
Model details →AI21: Jamba Large 1.7 vs Inception: Mercury 2.5 Preview
Inception: Mercury 2.5 Preview wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
Mercury 2.5 is the fastest reasoning LLM, and the latest diffusion LLM (dLLM) from Inception. Instead of generating tokens sequentially, Mercury 2.5 produces and refines multiple tokens in parallel, achieving...
Model details →Side-by-side comparison
| Capability | AI21: Jamba Large 1.7 | Inception: Mercury 2.5 Preview | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 256K | 260K | 🏆 Inception: Mercury 2.5 Preview |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.00 | $0.04 | 🏆 Inception: Mercury 2.5 Preview |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $8.00 | $0.15 | 🏆 Inception: Mercury 2.5 Preview |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 Inception: Mercury 2.5 Preview |
Frequently asked questions
Is AI21: Jamba Large 1.7 better than Inception: Mercury 2.5 Preview?
Inception: Mercury 2.5 Preview wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AI21: Jamba Large 1.7 and Inception: Mercury 2.5 Preview?
Input: $2.00 vs $0.04 per 1M tokens. Output: $8.00 vs $0.15 per 1M tokens.
What context windows do AI21: Jamba Large 1.7 and Inception: Mercury 2.5 Preview support?
AI21: Jamba Large 1.7 supports up to 256K tokens. Inception: Mercury 2.5 Preview supports up to 260K tokens.
Do both AI21: Jamba Large 1.7 and Inception: Mercury 2.5 Preview support tool calling?
AI21: Jamba Large 1.7: yes. Inception: Mercury 2.5 Preview: yes.