Identity
- Status
- preview
- Developer ID
grok-4.20-multi-agent-0309- Released
- Not reported
- Version
- Grok 4.20 Multi-Agent
- License
- Unknown
xAIGrok 4.20 Multi Agent
Grok 4.20 Multi-Agent is xAI's beta model for collaborative multi-agent deep research.
- Token context
- 1,000K tokens
- Inputs
- Text, Image
- Outputs
- Text
- Released
- Not reported
Benchmark Market Position
Intelligence, Cost, and Efficiency
Rank #16 of 57
Claude Opus 5.5
GPT-5.5 Pro
Gemini 3.8 Flash- GPT-6.1 Sol
- GPT-6 Astra
Qwen3.8 Max
DeepSeek V4.1 Flash- Gemini 3.1 Pro
- GPT-5.6 Terra
Grok 4.7
ERNIE 5.1
Kimi K3
GLM 5.3- Qwen3.8 Flash
- Qwen3.7 Plus
- DeepSeek V4 Pro
- GLM 5.3 Flash
Mistral Large 4- Gemma 4 31B
- Qwen3.8 27B
- Qwen3.5 397B A17B
Hy3- Gemma 4 26B A4B
Inkling- Mistral Large 3
- GPT-6 Luna
NVIDIA Nemotron 3 Ultra 550B A55B BF16- Inkling Small
MiniMax M3- Kimi K2.7 Code
- GPT-5.4 Mini
- Gemini 3.5 Flash Lite
- Qwen3.5 35B A3B
- GPT-5.4 Nano
Muse Glimmer 30B
Solar Pro 4- DeepSeek R1
Olmo 3 32B ThinkNova 2 Lite
Command A
Granite 4.2 30B- Granite 4.2 3B
- Granite 4.2 8B
- Llama 4 Maverick 17B 128E Instruct
- Llama 4 Scout 17B 16E Instruct
phi-4- NVIDIA Nemotron 3 Nano 30B A3B BF16
- NVIDIA Nemotron 3.5 Lightning 30B A3B
- GPT-4o
- GPT-4o Mini
- gpt-oss-120b
- gpt-oss-20b
Not ranked in current cohort
Not ranked in current cohort
The orange outline marks Grok 4.20 Multi Agent. Each available panel preserves its real rank and value; missing benchmark or pricing inputs remain explicitly unranked.
Providers & Pricing
Estimate workload cost →| Provider | Input / 1M | Output / 1M | Cache read / 1M | Cache write / 1M | Observed | Evidence |
|---|---|---|---|---|---|---|
XaiAvailable | $1.25 | $2.50 | $0.20 | — | Sep 3, 2026 | Provider-reported |
Benchmarks
All benchmark results →| ARC-AGI-1verified-v1-613c385b0c93 | 89.50 | — | — | Grok 4.20 (Reasoning)unknown | Original sourcewinner eligible | Third-party benchmark |
| ARC-AGI-2verified-v2-be40992860f9 | 65.14 | — | — | Grok 4.20 (Reasoning)unknown | Original sourcewinner eligible | Third-party benchmark |
| LMArena Search Arenasearch-2026-10-13-a64ca3b12b6e | 1,204.80 | — | 126,238 | grok-4.20-multi-agent-beta-0309; 95% CI [1199.36322528, 1210.23649279]; votes 126238; rank 18unknown | Original sourcewinner eligible | Third-party benchmark |
| LMArena Text Arenatext-2026-10-15-a64ca3b12b6e | 1,450.27 | — | 64,946 | grok-4.20-multi-agent-beta-0309; 95% CI [1446.59423552, 1453.95404223]; votes 64946; rank 52unknown | Original sourcewinner eligible | Third-party benchmark |
| LMArena Vision Arenavision-2026-10-09-a64ca3b12b6e | 1,258.97 | — | 24,543 | grok-4.20-multi-agent-beta-0309; 95% CI [1252.84769478, 1265.09117861]; votes 24543; rank 57unknown | Original sourcewinner eligible | Third-party benchmark |
At a Glance
Model Facts
Capacity
- Token context
- 1,000K tokens
- Maximum output
- Unknown
- Total parameters
- Unknown
- Active parameters
- Unknown
- Knowledge cutoff
- Not reported
Interface and Access
- Inputs
- Text, Image
- Outputs
- Text
- API available
- Yes
- Open weights
- No
- Self-hostable
- No
- Reasoning
- Yes
- Vision
- Yes
- Tool calling
- Yes
- Capabilities
- generation, reasoning, research, tools
This page represents one developer model product. Dated API snapshots, serving endpoints, pricing, regions, quantizations, and service tiers attach as versioned aliases or provider details and never create duplicate public model records.
Version Lineage
PredecessorUnknown
SuccessorsUnknown
Aliasesgrok-4.20-multi-agent, grok-4.20-multi-agent-0309, grok-4.20-multi-agent-beta-0309, grok-4.20-multi-agent-beta-latest, grok-4.20-multi-agent-experimental-beta-0304, grok-4.20-multi-agent-experimental-beta-latest, grok-4.20-multi-agent-latest
Explicit Unknowns
- Release date
- Maximum output
- Architecture
- Tokenizer
- Knowledge cutoff
Primary Evidence
Sources and Observation Date
Comparable Peers
Related Model Comparisons
| A | Pair | B | Context |
|---|---|---|---|
| vs | GPT-6 AstraOpenAI | cross-developer peersimage, text | |
| vs | Grok 4.6xAI | family variantsimage, text | |
| vs | family variantsimage, text | ||
| vs | Claude Fable 5Anthropic | cross-developer peersimage, text | |
| vs | Claude Opus 4.8Anthropic | cross-developer peersimage, text | |
| vs | Antigravity AgentGoogle DeepMind | cross-developer peerstext | |
| vs | Gemini Deep Research MaxGoogle DeepMind | cross-developer peerstext | |
| vs | Gemini Deep ResearchGoogle DeepMind | cross-developer peerstext | |
| vs | GPT-5.1OpenAI | cross-developer peersimage, text | |
| vs | GPT-5.4 ProOpenAI | cross-developer peersimage, text | |
| vs | Grok 4.3xAI | family variantsimage, text | |
| vs | Grok 4.5xAI | family variantsimage, text |
Questions
Grok 4.20 Multi Agent FAQs
What is Grok 4.20 Multi Agent?+
Grok 4.20 Multi-Agent is xAI's beta model for collaborative multi-agent deep research. It is developed by xAI and its current sourced lifecycle status is preview.
What inputs and outputs does Grok 4.20 Multi Agent support?+
Grok 4.20 Multi Agent's current record lists Text and Image as input and Text as output.
How much context does Grok 4.20 Multi Agent support?+
The current record lists a 1,000K-token context window and does not report a maximum output length.
Is Grok 4.20 Multi Agent available through an API?+
Grok 4.20 Multi Agent is marked as API-available. The directly sourced provider records currently include Xai.
How much does Grok 4.20 Multi Agent cost through an API?+
The lowest directly sourced prices currently attached to Grok 4.20 Multi Agent are $1.25 per million input tokens through Xai and $2.50 per million output tokens through Xai. Prices are provider-specific and should be checked against each cited observation date.
What capabilities and tasks does Grok 4.20 Multi Agent support?+
Grok 4.20 Multi Agent's recorded capabilities are generation, reasoning, research, and tools. Its supported tasks are image, research, and text.
Can Grok 4.20 Multi Agent be self-hosted?+
Grok 4.20 Multi Agent is not marked as an open-weight model. Self-hosting is marked as unsupported, with no license recorded.
Does Grok 4.20 Multi Agent have related versions or aliases?+
No predecessor is recorded. No successor is recorded. Recorded aliases are grok-4.20-multi-agent, grok-4.20-multi-agent-0309, grok-4.20-multi-agent-beta-0309, grok-4.20-multi-agent-beta-latest, grok-4.20-multi-agent-experimental-beta-0304, grok-4.20-multi-agent-experimental-beta-latest, and grok-4.20-multi-agent-latest.
Which models can Grok 4.20 Multi Agent be compared with?+
The current compatible peer set includes GPT-6 Astra, Grok 4.6, Grok Build 0.1, Claude Fable 5, and Claude Opus 4.8. Compatibility requires shared sourced modalities and tasks; it does not imply that one model is better. Browse model comparisons →
How current is the Model Markets record for Grok 4.20 Multi Agent?+
Grok 4.20 Multi Agent was last verified Aug 29, 2026 from xAI's primary source, “Grok 4.20 Multi-Agent | SpaceXAI Docs.” The evidence is classified as official fact.