# Claude 4 Opus Thinking vs o4-mini (high)

> Side-by-side benchmark comparison for Claude 4 Opus Thinking and o4-mini (high) across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-4-opus-thinking-vs-o4-mini-high
- Last updated: October 14, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude 4 Opus Thinking and o4-mini (high) share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.

## Model Snapshot

| Property | Claude 4 Opus Thinking | o4-mini (high) |
|----------|----------|----------|
| Creator | Anthropic | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 200K |
| Independent public score (not head-to-head) | null | null |
| Benchmarks Covered | 4 | 3 |
| Pricing (input/output) | N/A | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude 4 Opus Thinking public-lane score: Coming soon
- o4-mini (high) public-lane score: Coming soon

| Benchmark | Claude 4 Opus Thinking | o4-mini (high) | Winner |
|-----------|-----------|-----------|--------|
| MMMU | 76.5% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Claude 4 Opus Thinking public-lane score: Coming soon
- o4-mini (high) public-lane score: Coming soon

| Benchmark | Claude 4 Opus Thinking | o4-mini (high) | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 79.6% | Coming soon | Coming soon |
| MMMLU | 88.8% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Claude 4 Opus Thinking public-lane score: Coming soon
- o4-mini (high) public-lane score: 45 (Unranked · 3 rankable rows)

| Benchmark | Claude 4 Opus Thinking | o4-mini (high) | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 75.5% | 92.7% | o4-mini (high) |
| FrontierMath v2 (Tiers 1-3) | Coming soon | 36.140% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 4.878% | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude 4 Opus Thinking and o4-mini (high)?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Claude 4 Opus Thinking vs Claude 4 Opus](/compare/claude-4-opus-vs-claude-4-opus-thinking)
- [o4-mini (high) vs Claude 4 Opus](/compare/claude-4-opus-vs-o4-mini-high)
- [Claude 4 Opus Thinking vs o4-mini](/compare/claude-4-opus-thinking-vs-o4-mini)
- [o4-mini (high) vs o4-mini](/compare/o4-mini-vs-o4-mini-high)

## Explore More

- [Claude 4 Opus Thinking profile](/models/claude-4-opus-thinking)
- [o4-mini (high) profile](/models/o4-mini-high)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)