# Claude Opus 4.7 vs Grok 4.3

> Side-by-side benchmark comparison for Claude Opus 4.7 and Grok 4.3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-opus-4-7-vs-grok-4-3
- Last updated: September 10, 2026

- Shared sourced benchmarks: 7
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Claude Opus 4.7 if you want the stronger benchmark profile. Grok 4.3 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Opus 4.7 leads overall 70.29 to 59.73.
- The clearest category separation is in coding, where the averages are 62.7 for Claude Opus 4.7 and 33.6 for Grok 4.3.
- The biggest single benchmark swing is Terminal-Bench 2.1 (Vals) in Agentic, with scores of 68.5% and 41.9%.
- Grok 4.3 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Claude Opus 4.7 | Grok 4.3 |
|----------|----------|----------|
| Creator | Anthropic | xAI |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 70.29 | 59.73 |
| Benchmarks Covered | 14 | 7 |
| Pricing (input/output) | $5.00 / $25.00 | $1.25 / $2.50 |

## Category Breakdown

### Agentic

- Winner: Claude Opus 4.7
- Claude Opus 4.7 public-lane score: 55.8 (Supported · #36/152)
- Grok 4.3 public-lane score: 26.9 (Supported · #144/152)

| Benchmark | Claude Opus 4.7 | Grok 4.3 | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 65.59% | 43.86% | Claude Opus 4.7 |
| ResearchClawBench | 20.7% | 12.4% | Claude Opus 4.7 |
| OSWorld 2.0 | 13.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 68.5% | 41.9% | Claude Opus 4.7 |
| ApprenticeBench | 7% | Coming soon | Coming soon |

### Coding

- Winner: Claude Opus 4.7
- Claude Opus 4.7 public-lane score: 62.7 (Supported · #14/151)
- Grok 4.3 public-lane score: 33.6 (Supported · #131/151)

| Benchmark | Claude Opus 4.7 | Grok 4.3 | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 71.00% | Coming soon | Coming soon |
| React Native Evals | 82.8% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 38.5% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 85.1% | 84.5% | Claude Opus 4.7 |
| SWE-bench (Vals) | 82.0% | 71.4% | Claude Opus 4.7 |

### Multimodal & Grounded

- Winner: Coming soon
- Claude Opus 4.7 public-lane score: Coming soon
- Grok 4.3 public-lane score: 65.6 (#25/48)

### Reasoning

- Winner: Coming soon
- Claude Opus 4.7 public-lane score: Coming soon
- Grok 4.3 public-lane score: 65.2 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Coming soon
- Claude Opus 4.7 public-lane score: 64.6 (Estimated · #26/183)
- Grok 4.3 public-lane score: 57 (Supported · #44/183)

| Benchmark | Claude Opus 4.7 | Grok 4.3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | 90.2% | 91.4% | Grok 4.3 |
| MMLU-Pro (Vals) | 89.9% | 85.8% | Claude Opus 4.7 |

### Instruction Following

- Winner: Coming soon
- Claude Opus 4.7 public-lane score: Coming soon
- Grok 4.3 public-lane score: 94.4 (#2/123)

### Mathematics

- Winner: Coming soon
- Claude Opus 4.7 public-lane score: 60.8 (Unranked · 2 rankable rows)
- Grok 4.3 public-lane score: Coming soon

| Benchmark | Claude Opus 4.7 | Grok 4.3 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 43.793% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 22.917% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Claude Opus 4.7 or Grok 4.3?

Claude Opus 4.7 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Opus 4.7 and Grok 4.3?

The widest category gap is in coding, where the averages are 62.7 for Claude Opus 4.7 and 33.6 for Grok 4.3.

### How many benchmarks does Claude Opus 4.7 cover on BenchLM?

Claude Opus 4.7 currently has 14 sourced benchmark scores on BenchLM.

### How many benchmarks does Grok 4.3 cover on BenchLM?

Grok 4.3 currently has 7 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Opus 4.7 vs Claude Opus 4.7 (Adaptive)](/compare/claude-opus-4-7-vs-claude-opus-4-7-adaptive)
- [Grok 4.3 vs Claude Opus 4.7 (Adaptive)](/compare/claude-opus-4-7-adaptive-vs-grok-4-3)
- [Claude Opus 4.7 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-4-7)
- [Grok 4.3 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-grok-4-3)

## Explore More

- [Claude Opus 4.7 profile](/models/claude-opus-4-7)
- [Grok 4.3 profile](/models/grok-4-3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)