Grok 4.20 vs Grok 4.20 Multi-Agent
Grok 4.20 (2026) and Grok 4.20 Multi-Agent (2026) are frontier-tier reasoning models from xAI. Grok 4.20 ships a 2M-token context window, while Grok 4.20 Multi-Agent ships a 2M-token context window. On pricing, Grok 4.20 costs $1.25/1M input tokens versus $1.25/1M for the alternative. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing.
Grok 4.20 is safer overall; choose Grok 4.20 Multi-Agent when provider fit matters.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-01-01 | 2026-01-01 |
| Context window | 2M | 2M |
| Parameters | — | — |
| Architecture | - | - |
| License | Proprietary | Proprietary |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | Grok 4.20 | Grok 4.20 Multi-Agent |
|---|---|---|
| Input price | $1.25/1M tokens | $1.25/1M tokens |
| Output price | $2.5/1M tokens | $2.5/1M tokens |
| Providers |
Capabilities
| Capability | Grok 4.20 | Grok 4.20 Multi-Agent |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | Yes | Yes |
| Function calling | Yes | Yes |
| Tool use | Yes | Yes |
| Structured outputs | Yes | Yes |
| Code execution | No | No |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint is close: both models cover reasoning mode, function calling, tool use, and structured outputs. That makes context budget, benchmark fit, and provider maturity more important than a simple checklist. If your application depends on one integration detail, verify it against the provider route you plan to use, not just the base model listing.
For cost, Grok 4.20 lists $1.25/1M input and $2.5/1M output tokens, while Grok 4.20 Multi-Agent lists $1.25/1M input and $2.5/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Grok 4.20 lower by about $0 per million blended tokens. Availability is 2 providers versus 2, so concentration risk also matters.
Choose Grok 4.20 when provider fit are central to the workload. Choose Grok 4.20 Multi-Agent when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.
FAQ
Which has a larger context window, Grok 4.20 or Grok 4.20 Multi-Agent?
Grok 4.20 supports 2M tokens, while Grok 4.20 Multi-Agent supports 2M tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.
Which is cheaper, Grok 4.20 or Grok 4.20 Multi-Agent?
Grok 4.20 is cheaper on tracked token pricing. Grok 4.20 costs $1.25/1M input and $2.5/1M output tokens. Grok 4.20 Multi-Agent costs $1.25/1M input and $2.5/1M output tokens. Provider discounts or batch pricing can still change the final bill.
Is Grok 4.20 or Grok 4.20 Multi-Agent open source?
Grok 4.20 is listed under Proprietary. Grok 4.20 Multi-Agent is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for reasoning mode, Grok 4.20 or Grok 4.20 Multi-Agent?
Both Grok 4.20 and Grok 4.20 Multi-Agent expose reasoning mode. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.
Which is better for function calling, Grok 4.20 or Grok 4.20 Multi-Agent?
Both Grok 4.20 and Grok 4.20 Multi-Agent expose function calling. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.
Where can I run Grok 4.20 and Grok 4.20 Multi-Agent?
Grok 4.20 is available on xAI Console and OpenRouter. Grok 4.20 Multi-Agent is available on OpenRouter and xAI Console. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
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Last reviewed: 2026-05-14. Data sourced from public model cards and provider documentation.