# Grok 2 vs Mercury 2.5

> Side-by-side benchmark comparison for Grok 2 and Mercury 2.5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/grok-2-vs-mercury-2-5
- Last updated: October 14, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Grok 2 and Mercury 2.5.

## Summary

- Grok 2 and Mercury 2.5 do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | Grok 2 | Mercury 2.5 |
|----------|----------|----------|
| Creator | xAI | Inception |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | Unknown | 260K |
| Independent public score (not head-to-head) | null | 36.19 |
| Benchmarks Covered | 5 | 6 |
| Pricing (input/output) | N/A | $0.04 / $0.15 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: 11.7 (Supported · #115/124)

| Benchmark | Grok 2 | Mercury 2.5 | Winner |
|-----------|-----------|-----------|--------|
| τ³-bench results | Coming soon | 96.0% | Coming soon |
| DeepSearchQA | Coming soon | 34.0% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 34.5% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: 17.2 (Estimated · #126/149)

| Benchmark | Grok 2 | Mercury 2.5 | Winner |
|-----------|-----------|-----------|--------|
| HumanEval | 88.4% | Coming soon | Coming soon |
| SciCode | Coming soon | 38% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: 72.6 (Unranked · 2 rankable rows)

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: Coming soon

| Benchmark | Grok 2 | Mercury 2.5 | Winner |
|-----------|-----------|-----------|--------|
| MMMU | 66.1% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: 34.7 (Supported · #133/181)

| Benchmark | Grok 2 | Mercury 2.5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 56% | Coming soon | Coming soon |
| MMLU | 87.5% | Coming soon | Coming soon |
| MMLU-Pro | 75.5% | Coming soon | Coming soon |
| GPQA-D | Coming soon | 79.0% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Grok 2 public-lane score: Coming soon
- Mercury 2.5 public-lane score: 81.1 (#55/128)

| Benchmark | Grok 2 | Mercury 2.5 | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 77% | Coming soon |

## FAQ

### Can I compare Grok 2 and Mercury 2.5 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [Grok 2 vs Grok 2 mini](/compare/grok-2-vs-grok-2-mini)
- [Mercury 2.5 vs Grok 2 mini](/compare/grok-2-mini-vs-mercury-2-5)
- [Grok 2 vs Mercury 2.5 Preview](/compare/grok-2-vs-mercury-2-5-preview)
- [Mercury 2.5 vs Mercury 2.5 Preview](/compare/mercury-2-5-vs-mercury-2-5-preview)

## Explore More

- [Grok 2 profile](/models/grok-2)
- [Mercury 2.5 profile](/models/mercury-2-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)