OpenAI
Ultra-lightweight variant of GPT-4.1 optimised for edge deployments and cost-constrained workloads, while retaining the 1 million token context.
50.9
Quality Score
1287
Arena ELO
Undisclosed
Parameters
1M
Context
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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Apr 2025
Released
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
GPT-4.1 nano Benchmark Update
Quality: 13/100 | Price: $0.175/M tokens | Output: 137.749 tok/s | MMLU: 0.657% | HumanEval: 0.326%
View sourcegpt-4.1-nano - Arena-Hard-Auto
Arena-Hard-Auto official Gemini-2.5 judged score 13.7 with CI -1.1/1
View sourceGPT-4.1 nano Benchmark Update
Quality: 13/100 | Price: $0.175/M tokens | Output: 138.57 tok/s | MMLU: 0.657% | HumanEval: 0.326%
View sourceGPT-4.1 nano Benchmark Update
Quality: 13/100 | Price: $0.175/M tokens | Output: 150.731 tok/s | MMLU: 0.657% | HumanEval: 0.326%
View sourceGPT-4.1 nano Benchmark Update
Quality: 13/100 | Price: $0.175/M tokens | Output: 174.11 tok/s | MMLU: 0.657% | HumanEval: 0.326%
View sourceGPT-4.1 nano Benchmark Update
Quality: 65/100 | Speed: 92/100 | Price: $0.1/M tokens | MMLU: 78%
View source1287
ELO Score
1281 - 1295
95% Confidence
+/-7 points
6.3K
Battles
May 21, 2026
Last Updated
1090
ELO Score
1072 - 1108
95% Confidence
+/-18 points
1.2K
Battles
May 21, 2026
Last Updated