AI 模型情報

Grok 4.20 Multi-Agent

xai/grok-4-20-multi-agent-0309

出品方： xAI · 系列: grok · 發布 2026-03-09

$1.25
輸入 / 1M token
$2.50
輸出 / 1M token
1M
上下文長度
30K
最大輸出

Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.

能力清單

✗ 工具呼叫✓ 推理✓ 結構化輸出✓ 附件✗ 開放權重✓ 溫度可調
支援模態: 輸入 text, image, pdf · 輸出 text

Model fit scores

0–100 · higher is better

These scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.

Coding51
  • Tool calling0/40
  • Structured output20/20
  • Reasoning10/10
  • Context window (100K → 1M)20/20
  • Provider availability1/10
Agents56
  • Tool calling0/35
  • Structured output25/25
  • Reasoning15/15
  • Output token limit15/15
  • Provider availability1/10
JSON / structured output73
  • Structured output / JSON mode50/50
  • Tool calling0/20
  • Temperature control10/10
  • Price-friendly for high-volume13/20
Cost efficiency53
  • Headline price (log-scaled)48/95
  • Has prompt-cache pricing5/5
Long context90
  • Context window (100K → 2M)80/90
  • Has published price for full window10/10
Vision91
  • Accepts image input50/50
  • Context window (10K → 1M)30/30
  • Has published price10/10
  • Provider availability1/10
Production-readiness65
  • Number of independent providers5/40
  • Has published per-token price20/20
  • Context window ≥ 8K15/15
  • No data inconsistencies across providers10/10
  • Official model (not derivative)15/15

Cost Efficiency Index

Open full calculator →

Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.

ScenarioCostAssumption
RAG answer
per 1,000 RAG answers
$7.50
< $0.01 per request
5K input tokens (query + 4 retrieved chunks of ~1K each) and a 500-token answer. Typical SaaS knowledge-base bot.
Support ticket triage
per 10,000 tickets
$15.00
< $0.01 per request
1K input tokens (ticket body + system prompt) and a 100-token JSON classification reply. High-volume customer support.
Data extraction
per 1,000 documents
$3.75
< $0.01 per request
2K input tokens (a single document page) and a 500-token JSON extraction. ETL / invoice / form pipelines.
Code review
per 1,000 PRs
$12.50
$0.01 per request
8K input tokens (diff + surrounding files) and a 1K-token review comment. PR-bot workloads.
Agent step
per 1,000 steps
$16.50
$0.02 per request
12K input tokens (long-running tool history) and a 600-token tool-call decision. Cost per agent step.

定價詳情

推薦定價來自 xai · grok-4.20-multi-agent-0309

$1.25
輸入
$2.50
輸出
$0.200
快取讀取
超 200K 上下文
input $2.5 · output $5 · cache_read $0.4

於 1 家供應商可用

服務商服務商模型 ID輸入 / 1M輸出 / 1M上下文發布日期
xAI
xai
grok-4.20-multi-agent-0309$1.25$2.501M2026-03-09

Frequently asked questions

How much does Grok 4.20 Multi-Agent cost?

Grok 4.20 Multi-Agent costs $1.25 per 1M input tokens and $2.50 per 1M output tokens, sourced from xai. Cache reads, audio tokens and >200K-context tiers (where applicable) are listed in the Pricing detail block above.

What is the context window of Grok 4.20 Multi-Agent?

Grok 4.20 Multi-Agent has a context window of 1M tokens, with a max output of 30K tokens per reply. This is the total combined size of prompt + completion.

Does Grok 4.20 Multi-Agent support tool calling?

No. Grok 4.20 Multi-Agent does not support tool calling (function calling). If your workflow requires it, look at the /capabilities/tool-calling list for alternatives.

Does Grok 4.20 Multi-Agent support structured output / JSON mode?

Yes. Grok 4.20 Multi-Agent supports structured output / JSON-schema-constrained decoding. This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.

Can Grok 4.20 Multi-Agent accept image input?

Yes. Grok 4.20 Multi-Agent accepts both text and image input. Vision pricing per image is usually billed on top of the regular token rate — check xAI's docs for the exact rule.

Is Grok 4.20 Multi-Agent open-weight?

No. Grok 4.20 Multi-Agent is a proprietary model — only xAI (and any approved hosting partners) can serve it. The pricing above reflects the cheapest API access.

What are the best alternatives to Grok 4.20 Multi-Agent?

If Grok 4.20 Multi-Agent doesn't fit, consider Grok 4.3, Grok 4.1 Fast (Non-Reasoning), Grok Build 0.1. Each one targets the same use case — see the Related links below for direct head-to-head pages.

Where does this data come from?

All numbers are normalised into a single canonical model record and reconciled with each provider's official documentation. We re-pull daily and write any changes (price, context, capability) to the /changelog page.

Explore more

More xAI models

Capability lists this model is in

See also

最近更新：

Pricing and capabilities are refreshed daily and reconciled against each provider's official documentation. Always verify critical production decisions with the provider directly.