# Agents-A1-4B vs GPT-5.4 Pro

> Side-by-side benchmark comparison for Agents-A1-4B and GPT-5.4 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/agents-a1-4b-vs-gpt-5-4-pro
- Last updated: September 10, 2026

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

## Quick Verdict

Evidence is too thin for a benchmark verdict: Agents-A1-4B and GPT-5.4 Pro 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.
- Agents-A1-4B has the lower published output-token price.
- GPT-5.4 Pro has the larger published context window at 1.05M.

## Model Snapshot

| Property | Agents-A1-4B | GPT-5.4 Pro |
|----------|----------|----------|
| Creator | InternScience | OpenAI |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 1.05M |
| Independent public score (not head-to-head) | null | 60.01 |
| Benchmarks Covered | 11 | 10 |
| Pricing (input/output) | $0.00 / $0.00 | $30.00 / $180.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: 55.9 (Estimated · #35/152)

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| BrowseComp | 66.8% | 89.3% | GPT-5.4 Pro |
| GAIA | 95.1% | Coming soon | Coming soon |
| MLE-Bench Lite | 22.7% | Coming soon | Coming soon |
| τ²-bench results | 78.2% | Coming soon | Coming soon |
| VITA-Bench | 40.3% | Coming soon | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| SciCode | 29.6% | Coming soon | Coming soon |
| LiveCodeBench v6 | 59.6% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: 70.1 (Unranked · 2 rankable rows)

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 52.1% | Coming soon | Coming soon |
| ARC-AGI-2 | Coming soon | 83.3% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: 58.5 (Estimated · #40/183)

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierScience Research | 33.3% | 36.7% | GPT-5.4 Pro |
| HLE | Coming soon | 58.7% | Coming soon |
| FrontierScience | Coming soon | 36.7% | Coming soon |
| HLE w/o tools | Coming soon | 42.7% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 69.1% | Coming soon | Coming soon |
| IFEval | 94.8% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Agents-A1-4B public-lane score: Coming soon
- GPT-5.4 Pro public-lane score: 69 (Unranked · 4 rankable rows)

| Benchmark | Agents-A1-4B | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| IPhO 2025 (Theory) | Coming soon | 93.5% | Coming soon |
| FrontierMath (legacy) | Coming soon | 50% | Coming soon |
| FrontierMath v2 (Tiers 1-3) | Coming soon | 50.000% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 37.500% | Coming soon |

## FAQ

### Is there enough evidence to pick between Agents-A1-4B and GPT-5.4 Pro?

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

- [Agents-A1-4B vs Agents-A1](/compare/agents-a1-vs-agents-a1-4b)
- [GPT-5.4 Pro vs Agents-A1](/compare/agents-a1-vs-gpt-5-4-pro)
- [Agents-A1-4B vs Agents-A1-F16-GGUF](/compare/agents-a1-4b-vs-agents-a1-f16-gguf)
- [GPT-5.4 Pro vs Agents-A1-F16-GGUF](/compare/agents-a1-f16-gguf-vs-gpt-5-4-pro)

## Explore More

- [Agents-A1-4B profile](/models/agents-a1-4b)
- [GPT-5.4 Pro profile](/models/gpt-5-4-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)