Mercury 2 vs MiMo-V2.5-Pro
API pricing, context window and capabilities for Mercury 2 and MiMo-V2.5-Pro, side by side. Prices are the cheapest listed serving route per 1M tokens, from LiteLLM and OpenRouter.
Verdict
computed from the published numbersMercury 2 wins on price. MiMo-V2.5-Pro wins on Terminal-Bench, on intelligence and on context window.
Price
Mercury 2
Terminal-Bench
MiMo-V2.5-Pro
Intelligence
MiMo-V2.5-Pro
Context window
MiMo-V2.5-Pro
Key takeaways
who wins on what, from the published numbersMercury 2 wins
- Cheaper input ($0.25 vs $0.435 /1M)
- Cheaper output ($0.75 vs $0.87 /1M)
MiMo-V2.5-Pro wins
- Larger context window (128K vs 1M)
- Higher max output (50K vs 131K)
- More serving providers (3 vs 4)
- Has reasoning mode
Cheaper overall
Mercury 2
$0.25 + $0.75 /1M
Larger context
MiMo-V2.5-Pro
1M
More providers
MiMo-V2.5-Pro
4 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. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.
| Mercury 2 | MiMo-V2.5-Pro | |
|---|---|---|
| Input $/1M | $0.25via Inception best | $0.435OpenRouter routed quote |
| Output $/1M | $0.75via Inception best | $0.87OpenRouter routed quote |
| Context window | 128K | 1M best |
| Max output | 50K | 131K best |
| Serving providers | 3 | 4 best |
| Date | Released Feb 24, 2026 | Released Apr 22, 2026 |
Benchmarks
Benchmark scores, side by side| Mercury 2 | MiMo-V2.5-Pro | |
|---|---|---|
| Intelligence | 13.8 | 26.0 best |
| Terminal-Bench | 27% | 65% best |
| GPQA Diamond | 77% | 87% best |
| Output speed | 554 t/s best | 39 t/s |
| Latency (TTFT) | 6.83s | 2.31s best |
Cost calculator
choose a serving route for each sideInput tokens / month
Output tokens / month
Mercury 2
via Inception
$2.00
MiMo-V2.5-Pro
via OpenRouter
$3.04
Capabilities
feature support, side by side| Feature | Mercury 2 | MiMo-V2.5-Pro |
|---|---|---|
| Vision | — | — |
| Tool use | ✓ | ✓ |
| Reasoning | — | ✓ |
| Audio | — | — |
| Prompt caching | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Web search | — | — |
Related comparisons
Frequently asked questions
Which is cheaper, Mercury 2 or MiMo-V2.5-Pro?
Mercury 2 is cheaper for input ($0.25 vs $0.435 per 1M tokens) from Inception. Mercury 2 is cheaper for output ($0.75 vs $0.87 per 1M tokens) from Inception.
What is the context window difference between Mercury 2 and MiMo-V2.5-Pro?
Mercury 2 has a 128K-token context window and MiMo-V2.5-Pro has 1M tokens, so MiMo-V2.5-Pro can take a larger prompt.
How do Mercury 2 and MiMo-V2.5-Pro compare on benchmarks?
On the tracked benchmarks, MiMo-V2.5-Pro leads on Terminal-Bench, and MiMo-V2.5-Pro leads on intelligence.
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026
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