Compare / head-to-head
Grok 4.7vs
Mercury 2.5
Grok 4.7 leads 1 of 1 shared benchmark. Mercury 2.5 is 8.4x cheaper per token. Grok 4.7 has the larger context window (500K tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
1 – 0
Grok 4.7 leads
Cheaper per token
Mercury 2.5
8.4x cheaper, input + output
Larger context
Grok 4.7
500K tokens
Providers
2 providers
xAI · Inception
Grok 4.7
xAI · released 2026-09-21
textvision
Mercury 2.5
Inception · released 2026-09-08
text
Quality
Benchmark matrix
1 shared · 29 only Grok 4.7 · 0 only Mercury 2.5| Benchmark | Grok 4.7 | Mercury 2.5 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 1 | ||||
| Terminal-Bench 4.0 (Vals AI) | 28.8% ↗ | 0% ↗ | +28.8 pt | Grok 4.7 |
| Only Grok 4.7 reports · 29 | ||||
| GPQA Diamond | 92.7% ↗epoch run | not reported | — | — |
| LMArena Elo | 1442.5 ↗ | not reported | — | — |
| AA Briefcase v1.1 | 1657 ↗ | not reported | — | — |
| APEX-Agents (Mercor) | 54.6% ↗ | not reported | — | — |
| Chess Puzzles (Epoch AI run) | 38% ↗epoch run | not reported | — | — |
| CursorBench 4.0 | 46.3% ↗ | not reported | — | — |
| DeepSWE v1.1 | 71% ↗ | not reported | — | — |
| EEBench | 64% ↗ | not reported | — | — |
| FrontierMath Tier 4 v2 (Epoch AI run) | 17.1% ↗epoch run | not reported | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | 53% ↗epoch run | not reported | — | — |
| FrontierSWE V2 (Proximal Labs) | 29.5% ↗ | not reported | — | — |
| Furniture Assembly (Epoch AI run) | 20.8% ↗epoch run | not reported | — | — |
| Harvey Legal Agent Benchmark | 19.6% ↗ | not reported | — | — |
| HealthBench Professional | 56.7% ↗ | not reported | — | — |
| LiveBench Agentic Coding (LiveBench) | 54% ↗ | not reported | — | — |
| LiveBench Coding (LiveBench) | 77.2% ↗ | not reported | — | — |
| LiveBench Data Analysis (LiveBench) | 76.9% ↗ | not reported | — | — |
| LiveBench Instruction Following (LiveBench) | 75.3% ↗ | not reported | — | — |
| LiveBench Language (LiveBench) | 80.1% ↗ | not reported | — | — |
| LiveBench Mathematics (LiveBench) | 95.7% ↗ | not reported | — | — |
| LiveBench Reasoning (LiveBench) | 82.7% ↗ | not reported | — | — |
| LMArena Agent (LMArena) | 0.0404 ↗ | not reported | — | — |
| LMArena WebDev (LMArena) | 1637.5 ↗ | not reported | — | — |
| Mystery Game Puzzles (Epoch AI run) | 29% ↗epoch run | not reported | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 98.1% ↗epoch run | not reported | — | — |
| SAGE (Vals AI) | 40.8% ↗ | not reported | — | — |
| SimpleQA Verified | 56% ↗epoch run | not reported | — | — |
| Terminal-Bench 4.0 | 38% ↗ | not reported | — | — |
| Vending-Bench 2 (Andon Labs) | 10536.83 ↗ | not reported | — | — |
| Only Mercury 2.5 reports · 0 | ||||
| Mercury 2.5 reports nothing Grok 4.7 does not. | ||||
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Grok 4.7 minus Mercury 2.5 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Grok 4.7 | Mercury 2.5 | Edge |
|---|---|---|---|
| Context window | 500K tokens | 260K tokens | Grok 4.7 |
| Max output | — | 66K tokens | — |
| Input price / 1M | $2 ↗ | $0.2 ↗ | Mercury 2.5 |
| Output price / 1M | $6 ↗ | $0.75 ↗ | Mercury 2.5 |
| Cached input / 1M | $0.5 ↗ | $0.02 ↗ | Mercury 2.5 |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $8 | $0.95 | Mercury 2.5 |
| Modalities | text · vision | text | Grok 4.7 |
| Released | 2026-09-21 | 2026-09-08 | — |
| Cited benchmark scores | 30 | 1 | — |
Reliability
Provider status
Live from /statusMore matchups
Grok 4.7 vs …
Models sharing the most benchmarksMore matchups
Mercury 2.5 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Grok 4.7 and Mercury 2.5 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.