token.app › Compare › Grok 4.20 Multi-Agent vs Mercury 3

Grok 4.20 Multi-Agent vs Mercury 3

Mercury 3 is 9.6× cheaper per token on a blended 3:1 basis. Grok 4.20 Multi-Agent accepts the larger context window (2M).

Head to head
Blended price uses a 3:1 input:output mix
Grok 4.20 Multi-AgentMercury 3
ProviderSpaceXAIInception
Input $/1M$1.25$0.100
Output $/1M$2.50$0.350
Blended $/1M$1.56$0.163
Context window2M1M
Max output1.8M131K
ReleasedMar 2026Oct 2026
LicenceProprietaryProprietary
Choose Grok 4.20 Multi-Agent if…
  • Larger context window (2M)
Choose Mercury 3 if…
  • Costs less per token — $0.163 vs $1.56 blended
  • Newer model (released Oct 2026)
FAQ
Which is better, Grok 4.20 Multi-Agent or Mercury 3?
We do not hold independently-run benchmark scores covering both Grok 4.20 Multi-Agent and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Grok 4.20 Multi-Agent cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $1.56 per million tokens blended at 3:1 input:output. Input alone: $1.25 vs $0.100. Output alone: $2.50 vs $0.350.
What context windows do Grok 4.20 Multi-Agent and Mercury 3 have?
Grok 4.20 Multi-Agent: 2,000,000 tokens. Mercury 3: 1,000,000 tokens.
Who makes Grok 4.20 Multi-Agent and Mercury 3?
Grok 4.20 Multi-Agent is made by SpaceXAI. Mercury 3 is made by Inception.
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