Grok 4.20 Multi-Agent vs Grok 4.6
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on September 30, 2026· 217 models
Grok 4.20 Multi-Agent is a variant of SpaceXAI’s Grok 4.20 designed for collaborative, agent-based workflows.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- ▲2 M tokens
- Max output
- ▲1.8 M
- Input, $ per 1M tokens
- ▲$1.25
- Output, $ per 1M tokens
- ▲$2.50
- Cache read, $ per 1M
- $0.200
- Batch (input / output)
- —
- Tool calling
- No
- Released
- 03/31/2026
- Knowledge cutoff
- —
- API id
- x-ai/grok-4.20-multi-agent
Grok 4.6 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- 500 K tokens
- Max output
- 450 K
- Input, $ per 1M tokens
- $2.00
- Output, $ per 1M tokens
- $6.00
- Cache read, $ per 1M
- $0.500
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- ▲08/12/2026
- Knowledge cutoff
- 2026-02-01
- API id
- x-ai/grok-4.6
Which is the better API choice: Grok 4.20 Multi-Agent vs Grok 4.6?
- Grok 4.20 Multi-Agent: cheapest input (38% less than Grok 4.6)
- Grok 4.20 Multi-Agent: cheapest output
- Grok 4.20 Multi-Agent: largest context (2 M)
- Grok 4.6: the newest (08/12/2026)
Grok 4.20 Multi-Agent costs 38% less on input and 58% less on output than Grok 4.6 ($1.25 / $2.50 versus $2.00 / $6.00 per million tokens). Grok 4.20 Multi-Agent accepts more context (2 M).
What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
With Grok 4.20 Multi-Agent you save $25.25 a month versus Grok 4.6 (47% less).
The 6 cheapest for this scenario (chat, last 12 months)
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- 2Lyria 3 Clip Preview Google$0.00
- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4 Flash 0731 DeepSeek$1.55
- 5Ministral 3 3B 2512 Mistral$1.90
- 6Qwen3.5-Flash Qwen$2.02
Paste your prompt: tokens and cost per model
Rough estimate (about 4 characters per token). Nothing is sent to any server.
Cost of sending it 1,000 times (input only)
- 1Grok 4.20 Multi-Agent xAI$0.095
- 2Grok 4.6 xAI$0.152
- 3Claude Sonnet 5.5 Anthropic$0.152
- 4Claude Sonnet 5 Anthropic$0.152
- 5Claude Opus 5.5 Anthropic$0.304
- 6Claude Opus 5 Anthropic$0.380
- 7Claude Fable 5.1 Anthropic$0.760
- 8Claude Fable 5 Anthropic$0.760
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- Gemini 3.8 Flash vs Grok 4.7
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Frequently asked questions
Which is the better API choice: Grok 4.20 Multi-Agent vs Grok 4.6?
Grok 4.20 Multi-Agent costs 38% less on input and 58% less on output than Grok 4.6 ($1.25 / $2.50 versus $2.00 / $6.00 per million tokens). Grok 4.20 Multi-Agent accepts more context (2 M).
Which is cheaper: Grok 4.20 Multi-Agent and Grok 4.6?
Grok 4.20 Multi-Agent is cheaper: $1.25 per million input tokens and $2.50 per million output tokens, versus $2.00 / $6.00 for Grok 4.6.
Which has more context: Grok 4.20 Multi-Agent and Grok 4.6?
Grok 4.20 Multi-Agent accepts 2 M tokens of context; Grok 4.6 accepts 500 K.
Which is newer: Grok 4.20 Multi-Agent and Grok 4.6?
Grok 4.6 was released on 08/12/2026; Grok 4.20 Multi-Agent on 03/31/2026.
What would 10,000 requests a month cost with Grok 4.20 Multi-Agent and Grok 4.6?
With 1,500 input and 400 output tokens per request: Grok 4.20 Multi-Agent: $28.75; Grok 4.6: $54.00 a month, at list price.
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.