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 SpaceXAI: Grok 4.20 Multi-Agent
SpaceXAI: Grok 4.20 Multi-Agent wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
Grok 4.20 Multi-Agent is a variant of SpaceXAI’s Grok 4.20 designed for collaborative, agent-based workflows. Multiple agents operate in parallel to conduct deep research, coordinate tool use, and synthesize information...
Model details →Side-by-side comparison
| Capability | AI21: Jamba Large 1.7 | SpaceXAI: Grok 4.20 Multi-Agent | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 256K | 2M | 🏆 SpaceXAI: Grok 4.20 Multi-Agent |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.00 | $1.25 | 🏆 SpaceXAI: Grok 4.20 Multi-Agent |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $8.00 | $2.50 | 🏆 SpaceXAI: Grok 4.20 Multi-Agent |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 AI21: Jamba Large 1.7 |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 SpaceXAI: Grok 4.20 Multi-Agent |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 SpaceXAI: Grok 4.20 Multi-Agent |
Frequently asked questions
Is AI21: Jamba Large 1.7 better than SpaceXAI: Grok 4.20 Multi-Agent?
SpaceXAI: Grok 4.20 Multi-Agent wins on 5 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 SpaceXAI: Grok 4.20 Multi-Agent?
Input: $2.00 vs $1.25 per 1M tokens. Output: $8.00 vs $2.50 per 1M tokens.
What context windows do AI21: Jamba Large 1.7 and SpaceXAI: Grok 4.20 Multi-Agent support?
AI21: Jamba Large 1.7 supports up to 256K tokens. SpaceXAI: Grok 4.20 Multi-Agent supports up to 2M tokens.
Do both AI21: Jamba Large 1.7 and SpaceXAI: Grok 4.20 Multi-Agent support tool calling?
AI21: Jamba Large 1.7: yes. SpaceXAI: Grok 4.20 Multi-Agent: not advertised.