Grok 4.5 vs MiniMax M3
API pricing, context window and capabilities for Grok 4.5 and MiniMax M3, side by side. Prices are the cheapest listed serving route per 1M tokens, from LiteLLM and OpenRouter.
Verdict
computed from the published numbersGrok 4.5 wins on Terminal-Bench and on intelligence. MiniMax M3 wins on price and on context window.
Price
MiniMax M3
Terminal-Bench
Grok 4.5
Intelligence
Grok 4.5
Context window
MiniMax M3
Key takeaways
who wins on what, from the published numbersGrok 4.5 wins
- Has web search
MiniMax M3 wins
- Cheaper input ($2.00 vs $0.23 /1M)
- Cheaper output ($6.00 vs $0.96 /1M)
- Larger context window (500K vs 1M)
- Higher max output (500K vs 1M)
- More serving providers (3 vs 11)
Cheaper overall
MiniMax M3
$0.23 + $0.96 /1M
Larger context
MiniMax M3
1M
More providers
MiniMax M3
11 providers
Pricing & specs
cheapest listed route · per 1M tokensOn-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments can be materially lower.
| Grok 4.5 | MiniMax M3 | |
|---|---|---|
| Input $/1M | $2.00via xAI | $0.23via Wandb best |
| Output $/1M | $6.00via xAI | $0.96via Wandb best |
| Context window | 500K | 1M best |
| Max output | 500K | 1M best |
| Serving providers | 3 | 11 best |
| Date | Released Jul 7, 2026 | Released Jun 1, 2026 |
Benchmarks
Benchmark scores, side by side| Grok 4.5 | MiniMax M3 | |
|---|---|---|
| Intelligence | 38.8 best | 29.2 |
| Terminal-Bench | 82% best | 65% |
| GPQA Diamond | 93% | 93% |
| Output speed | 63 t/s | 107 t/s best |
| Latency (TTFT) | 13.52s | 1.21s best |
Cost calculator
choose a serving route for each sideInput tokens / month
Output tokens / month
Grok 4.5
via OpenRouter
$16
MiniMax M3
via Wandb
$2.11
Capabilities
feature support, side by side| Feature | Grok 4.5 | MiniMax M3 |
|---|---|---|
| Vision | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Reasoning | ✓ | ✓ |
| Audio | — | — |
| Prompt caching | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Web search | ✓ | — |
Related comparisons
Frequently asked questions
Which is cheaper, Grok 4.5 or MiniMax M3?
MiniMax M3 is cheaper for input ($2.00 vs $0.23 per 1M tokens) from Wandb. MiniMax M3 is cheaper for output ($6.00 vs $0.96 per 1M tokens) from Wandb.
What is the context window difference between Grok 4.5 and MiniMax M3?
Grok 4.5 has a 500K-token context window and MiniMax M3 has 1M tokens, so MiniMax M3 can take a larger prompt.
How do Grok 4.5 and MiniMax M3 compare on benchmarks?
On the tracked benchmarks, Grok 4.5 leads on Terminal-Bench, and Grok 4.5 leads on intelligence.
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026
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