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Head-to-head comparison

Grok 4.20 Multi-Agent vs Grok 4.7

Grok 4.20 Multi-Agent (xAI) and Grok 4.7 (xAI) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 6 November 2026

As of 6 November 2026, Grok 4.20 Multi-Agent holds the stronger ModelCap Index position (#23 vs #54); Grok 4.20 Multi-Agent is 2.4× cheaper per output token ($2.50/1M vs $6.00/1M); and Grok 4.20 Multi-Agent offers the longer context window (2M vs 500K tokens).

Which should you choose?

Choose Grok 4.20 Multi-Agent if…

  • you want the stronger overall ModelCap Index position — #23 against #54 (77.9 vs 67.5 points).
  • API cost matters — $2.50/1M output tokens against $6.00/1M, about 2.4× cheaper.
  • your workload is prompt-heavy — input tokens cost $1.25/1M against $2.00/1M.
  • you need the longer context window — 2M tokens against 500K.
  • Arena text is your yardstick — 1471 against 1441.
  • Arena coding is your yardstick — 1508 against 1494.

Choose Grok 4.7 if…

  • you want provider choice — 2 listed API providers against 1.
  • you want the more recently listed model — Grok 4.7 was listed 21 September 2026, Grok 4.20 Multi-Agent 31 March 2026.

Grok 4.20 Multi-Agent vs Grok 4.7: specs, pricing and context

Specification comparison of Grok 4.20 Multi-Agent and Grok 4.7
FieldGrok 4.20 Multi-AgentxAIGrok 4.7xAI
ModelCap Index position#23#54
Index score77.967.5
EvidenceMeasuredMeasured
Input price / 1M tokens$1.25$2.00
Output price / 1M tokens$2.50$6.00
Context window2M tokens500K tokens
Declared route output cap1.8M450K
API providers listed12
Weight accessNo linked weightsNo linked weights
Input modalitiesText, Image, FileText, Image, File
First listed31 March 202621 September 2026
PublisherxAIxAI

Evidence: 2 public benchmark observations across 2 boards · 5 public benchmark observations across 5 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Grok 4.20 Multi-Agent vs Grok 4.7

Public benchmark boards where Grok 4.20 Multi-Agent or Grok 4.7 has a published result
BoardGrok 4.20 Multi-AgentGrok 4.7Leads
Arena textArena (LMArena)14711467–1474Beta · 030914411435–1447X-HighGrok 4.20 Multi-Agent
Arena codingArena (LMArena)15081503–1514Beta · 030914941483–1504X-HighGrok 4.20 Multi-Agent
LMArena AgentLMArena—2.7%1.2%–4.1%X-HighOnly one result
ARC-AGI-2ARC Prize Foundation—61.4%X-HighOnly one result
ARC-AGI-3ARC Prize Foundation—1.8%X-HighOnly one result
AA Intelligence IndexArtificial Analysis—35.5X-HighOnly one result
Terminal-Bench 4.0Terminal-Bench (Laude Institute)—37.6%34.0%–41.1%Grok Build · X-HighOnly one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Grok 4.20 Multi-Agent vs Grok 4.7: common questions

Is Grok 4.20 Multi-Agent better than Grok 4.7?

Grok 4.20 Multi-Agent ranks higher on the ModelCap Index as of 6 November 2026: #23 against #54. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.

Is Grok 4.20 Multi-Agent cheaper than Grok 4.7?

Grok 4.20 Multi-Agent is cheaper on output tokens: $2.50/1M against $6.00/1M. Input tokens are $1.25/1M for Grok 4.20 Multi-Agent and $2.00/1M for Grok 4.7. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $3.75 for Grok 4.20 Multi-Agent versus $7.00 for Grok 4.7. Grok 4.20 Multi-Agent costs 46.4% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.

Which has the bigger context window, Grok 4.20 Multi-Agent or Grok 4.7?

Grok 4.20 Multi-Agent has the larger context window: 2M tokens against 500K. OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified.

Which is better for coding, Grok 4.20 Multi-Agent or Grok 4.7?

Arena coding: Grok 4.20 Multi-Agent 1508, Grok 4.7 1494 — Grok 4.20 Multi-Agent leads.

Are Grok 4.20 Multi-Agent and Grok 4.7 open-weight models?

Grok 4.20 Multi-Agent: No linked weights. Grok 4.7: No linked weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence. A missing weight link does not identify every API or chat product that offers a model.

Where can I run Grok 4.20 Multi-Agent and Grok 4.7?

ModelCap currently lists 1 API provider for Grok 4.20 Multi-Agent and 2 for Grok 4.7, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Grok 4.20 Multi-Agent vs Grok 4.7 comparison?

Every figure and ModelCap Index position comes from the same published snapshot dated 6 November 2026. Publication and page updates happen separately; use the snapshot date shown on the page.

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