token.app › Compare › Grok 4.6 vs Mercury 3
Grok 4.6 vs Mercury 3
Mercury 3 is 18× cheaper per token on a blended 3:1 basis. Mercury 3 accepts the larger context window (1M).
Head to head
Blended price uses a 3:1 input:output mix
| Grok 4.6 | Mercury 3 | |
|---|---|---|
| Provider | SpaceXAI | Inception |
| Input $/1M | $2.00 | $0.100 |
| Output $/1M | $6.00 | $0.350 |
| Blended $/1M | $3.00 | $0.163 |
| Context window | 500K | 1M |
| Max output | 450K | 131K |
| Released | Aug 2026 | Oct 2026 |
| Licence | Proprietary | Proprietary |
Choose Grok 4.6 if…
- No clear advantage on the data we hold.
Choose Mercury 3 if…
- Costs less per token — $0.163 vs $3.00 blended
- Larger context window (1M)
- Newer model (released Oct 2026)
FAQ
Which is better, Grok 4.6 or Mercury 3?
We do not hold independently-run benchmark scores covering both Grok 4.6 and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Grok 4.6 cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $2.00 vs $0.100. Output alone: $6.00 vs $0.350.
What context windows do Grok 4.6 and Mercury 3 have?
Grok 4.6: 500,000 tokens. Mercury 3: 1,000,000 tokens.
Who makes Grok 4.6 and Mercury 3?
Grok 4.6 is made by SpaceXAI. Mercury 3 is made by Inception.