# Gemini 4 Argon vs GPT-6.1 Terra

> Side-by-side benchmark comparison for Gemini 4 Argon and GPT-6.1 Terra across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-4-argon-vs-gpt-6-1-terra
- Last updated: October 26, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Gemini 4 Argon and GPT-6.1 Terra share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- GPT-6.1 Terra has the lower published output-token price.
- GPT-6.1 Terra has the larger published context window at 1.05M.

## Model Snapshot

| Property | Gemini 4 Argon | GPT-6.1 Terra |
|----------|----------|----------|
| Creator | Google | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1.05M |
| Independent public score (not head-to-head) | 82.72 | 75.87 |
| Benchmarks Covered | 27 | 10 |
| Pricing (input/output) | $2.00 / $10.00 | $1.00 / $5.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: 78.4 (Estimated · #4/133)
- GPT-6.1 Terra public-lane score: 72.4 (Estimated · #8/133)

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 51.3% | Coming soon | Coming soon |
| Finance Agent v2 | 65.4% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | 57.40% | 50.30% | Gemini 4 Argon |
| Agents' Last Exam | 39.5% | 60.0% | GPT-6.1 Terra |
| OSWorld 2.0 | 69.2% | Coming soon | Coming soon |
| CWE-bench v1 | 68.0% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 (6x verifier timeout) | 57.6% | Coming soon | Coming soon |
| MazeBench | 12% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 58.3% | Coming soon |
| OSWorld 2.1 Offline | Coming soon | 74.2% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: 73.2 (Supported · #6/154)
- GPT-6.1 Terra public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 77.9% | Coming soon | Coming soon |
| FrontierSWE v2 | 55.0% | Coming soon | Coming soon |
| Vibe Code Bench | 91.90% | Coming soon | Coming soon |
| PostTrainBench v1.1 | 45.3% | Coming soon | Coming soon |
| Bug Hunt Bench | 40.7 fixes | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: 86.9 (#3/26)
- GPT-6.1 Terra public-lane score: 81.8 (Unranked · 2 rankable rows)

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| STEMBench | 2.44 | Coming soon | Coming soon |
| Graphwalks BFS 128K | 99.7% | Coming soon | Coming soon |
| GraphWalks BFS 256K–1M | 84.2% | Coming soon | Coming soon |
| ARC-AGI-1 | 98.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 91.3% | Coming soon | Coming soon |
| ARC-AGI-3 | 46.3% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 97.30% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: Coming soon
- GPT-6.1 Terra public-lane score: 91.6 (#4/58)

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench Pro | 30% | Coming soon | Coming soon |
| Chartography (no tools) | 71.6% | Coming soon | Coming soon |
| LVBench | 91.7% | Coming soon | Coming soon |
| MMMU-Pro | Coming soon | 85.5% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: 80.7 (Supported · #8/188)
- GPT-6.1 Terra public-lane score: 74.9 (Supported · #12/188)

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| LABBench2 | 88.8% | Coming soon | Coming soon |
| HealthBench (raw) | Coming soon | 51.1% | Coming soon |
| HealthBench (length-adjusted) | Coming soon | 55.1% | Coming soon |
| HealthBench Professional | Coming soon | 62.7% | Coming soon |
| HealthBench Professional (raw) | Coming soon | 64.2% | Coming soon |
| HealthBench Hard | Coming soon | 31.4% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: Coming soon
- GPT-6.1 Terra public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 0.7% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Gemini 4 Argon public-lane score: 92.8 (Unranked · 2 rankable rows)
- GPT-6.1 Terra public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | GPT-6.1 Terra | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 85.965% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 78.049% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Gemini 4 Argon and GPT-6.1 Terra?

Not yet. The models share only 2 sourced benchmark rows, 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

- [Gemini 4 Argon vs GPT-6 Astra](/compare/gemini-4-argon-vs-gpt-6-astra)
- [GPT-6.1 Terra vs GPT-6 Astra](/compare/gpt-6-1-terra-vs-gpt-6-astra)
- [Gemini 4 Argon vs GPT-6.1 Sol](/compare/gemini-4-argon-vs-gpt-6-1-sol)
- [GPT-6.1 Terra vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-gpt-6-1-terra)

## Explore More

- [Gemini 4 Argon profile](/models/gemini-4-argon)
- [GPT-6.1 Terra profile](/models/gpt-6-1-terra)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)