Model comparison
Claude 3 Haiku vs GPT-4.1 nano
Head-to-head evidence from 12 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Claude 3 Haiku #204 (Supported); GPT-4.1 nano #170 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Claude 3 Haiku and GPT-4.1 nano share 12 comparable benchmark results. 0 of 8 categories are comparable. 0 results are unique to Claude 3 Haiku; 9 to GPT-4.1 nano.
Updated July 28, 2026- Shared results
- 12
- Claude 3 Haiku only
- 0
- GPT-4.1 nano only
- 9
- Comparable categories
- 0 / 8
Benchmark data for Claude 3 Haiku and GPT-4.1 nano is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 6 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Claude 3 Haiku is priced at $0.25 input / $1.25 output per 1M tokens, versus $0.10 input / $0.40 output per 1M tokens for GPT-4.1 nano. GPT-4.1 nano has the larger context window at 1M, compared with 200K for Claude 3 Haiku.
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 | Claude 3 Haiku | Δ | GPT-4.1 nano |
|---|---|---|---|
| Knowledge | Claude 3 HaikuNot measured | MarginNo overlap | GPT-4.1 nano50.3 |
| Math | Claude 3 HaikuNot measured | MarginNo overlap | GPT-4.1 nano1.0 |
| Inst. Following | Claude 3 HaikuNot measured | MarginNo overlap | GPT-4.1 nano83.2 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Claude 3 Haiku | GPT-4.1 nano | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Claude 3 Haiku$0.25 input / $1.25 output | GPT-4.1 nano$0.1 input / $0.4 output | GPT-4.1 nano has the lower combined listed price. |
| Generation speedtokens per second | Claude 3 Haiku138 tok/s | GPT-4.1 nano181 tok/s | GPT-4.1 nano has the higher measured throughput. |
| First-answer latencyseconds to first token | Claude 3 Haiku1.16 s | GPT-4.1 nano0.63 s | GPT-4.1 nano reaches the first token sooner. |
| Context windowmaximum listed tokens | Claude 3 Haiku200K | GPT-4.1 nano1M | GPT-4.1 nano lists the larger context window. |
Benchmark Deep Dive
Agentic4 benchmarks
Coding2 benchmarks
Reasoning2 benchmarks
Knowledge8 benchmarks
| Benchmark | Claude 3 Haiku | GPT-4.1 nano | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 3.9% | 9.6% | GPT-4.1 nano leads |
| AA-GPQA DiamondSource | 37.4% | 51.2% | GPT-4.1 nano leads |
| AA-HLESource | 3.9% | 3.9% | Tie |
| AA-Omniscience IndexSource | -47.6% | -56.4% | Claude 3 Haiku leads |
| AA-Omniscience AccuracySource | 17.2% | 13.3% | Claude 3 Haiku leads |
| AA-Omniscience Hallucination RateSource | 78.2% | 80.4% | Claude 3 Haiku leads |
| MMLUSource | — | 80.1% | Not comparable |
| GPQASource | — | 50.3% | Not comparable |
Math1 benchmarks
| Benchmark | Claude 3 Haiku | GPT-4.1 nano | Result |
|---|---|---|---|
| FrontierMath v2 (Tiers 1-3)Source | — | 1.034% | Not comparable |
Multimodal2 benchmarks
Frequently Asked Questions (3)
Can I compare Claude 3 Haiku and GPT-4.1 nano on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Claude 3 Haiku and GPT-4.1 nano today?
Claude 3 Haiku: $0.25 input / $1.25 output per 1M tokens GPT-4.1 nano: $0.10 input / $0.40 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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