Model comparison
Agents-A1 vs GPT-5.4 Pro
Head-to-head evidence from 2 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Agents-A1 unranked (Not scored); GPT-5.4 Pro #44 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Agents-A1 and GPT-5.4 Pro share 2 comparable benchmark results. 3 of 8 categories are comparable. 4 results are unique to Agents-A1; 10 to GPT-5.4 Pro.
Updated July 23, 2026- Shared results
- 2
- Agents-A1 only
- 4
- GPT-5.4 Pro only
- 10
- Comparable categories
- 3 / 8
Treat this as a split decision. Agents-A1 makes more sense if its workflow fits your team better; GPT-5.4 Pro is the better fit if reasoning is the priority or you need the larger 1.05M context window.
Confidence note. This is a partial-evidence comparison with 2 shared benchmark results across 2 evidence categories; 3 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Agents-A1 and GPT-5.4 Pro finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.
GPT-5.4 Pro gives you the larger context window at 1.05M, compared with 262K for Agents-A1.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Agents-A1 | Δ | GPT-5.4 Pro |
|---|---|---|---|
| Reasoning | Agents-A160.2 | Margin→ 23.1 | GPT-5.4 Pro83.3 |
| Agentic | Agents-A175.5 | Margin→ 13.8 | GPT-5.4 Pro89.3 |
| Knowledge | Agents-A147.6 | Margin→ 11.1 | GPT-5.4 Pro58.7 |
| Math | Agents-A1Not measured | MarginNo overlap | GPT-5.4 Pro46.9 |
| Multimodal | Agents-A1Not measured | MarginNo overlap | GPT-5.4 Pro94.0 |
| Inst. Following | Agents-A194.8 | MarginNo overlap | GPT-5.4 ProNot measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
BrowseComp
AgenticA 75.5%B 89.3%Winner: GPT-5.4 ProΔ 13.8BrowseComp: Agents-A1 scored 75.5%; GPT-5.4 Pro scored 89.3%. GPT-5.4 Pro wins this benchmark. - Source ↗
HLE
KnowledgeA 47.6%B 58.7%Winner: GPT-5.4 ProΔ 11.1HLE: Agents-A1 scored 47.6%; GPT-5.4 Pro scored 58.7%. GPT-5.4 Pro wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Agents-A1 | GPT-5.4 Pro | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Agents-A1Not available | GPT-5.4 Pro$30 input / $180 output | A complete price comparison is not available. |
| Generation speedtokens per second | Agents-A1Not available | GPT-5.4 Pro74 tok/s | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Agents-A1Not available | GPT-5.4 Pro151.79 s | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Agents-A1262K | GPT-5.4 Pro1.05M | GPT-5.4 Pro lists the larger context window. |
Benchmark Deep Dive
AgenticGPT-5.4 Pro wins3 benchmarks
ReasoningGPT-5.4 Pro wins3 benchmarks
KnowledgeGPT-5.4 Pro wins4 benchmarks
Math4 benchmarks
Multimodal1 benchmarks
| Benchmark | Agents-A1 | GPT-5.4 Pro | Result |
|---|---|---|---|
| MMMU-ProSource | — | 94% | Not comparable |
Inst. Following1 benchmarks
| Benchmark | Agents-A1 | GPT-5.4 Pro | Result |
|---|---|---|---|
| IFEvalSource | 94.8% | — | Not comparable |
Frequently Asked Questions (4)
Which is better, Agents-A1 or GPT-5.4 Pro?
Agents-A1 and GPT-5.4 Pro are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.
Which is better for knowledge tasks, Agents-A1 or GPT-5.4 Pro?
GPT-5.4 Pro has the edge for knowledge tasks in this comparison, averaging 58.7 versus 47.6. Inside this category, HLE is the benchmark that creates the most daylight between them.
Which is better for reasoning, Agents-A1 or GPT-5.4 Pro?
GPT-5.4 Pro has the edge for reasoning in this comparison, averaging 83.3 versus 60.2. Agents-A1 stays close enough that the answer can still flip depending on your workload.
Which is better for agentic tasks, Agents-A1 or GPT-5.4 Pro?
GPT-5.4 Pro has the edge for agentic tasks in this comparison, averaging 89.3 versus 75.5. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.
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