1
Blitzy
Agent66.5%
2
MorphWarpGrep v2 (GPT-5.3-Codex)
Agent59.1%
3
OpenAIGPT-5.4
Model57.7%
4
OpenAIGPT-5.3-Codex
Model56.8%
5
QwenQwen 3.6 Plus
Model56.6%
6
MinimaxMiniMax M2.7
Model56.2%
7
ClaudeClaude Code (Opus 4.5)
Agent55.4%
8
OpenAIGPT-5.4 mini
Model54.4%
9
GeminiGemini 3.1 Pro
Model54.2%
10
ClaudeClaude Opus 4.6
Model53.4%

Blitzy score independently verified byQuesma. All other scores self-reported. · 6 April 2026

Chart byQuesma

Sources

GPT-5.3-CodexFeb 5, 2026Introducing GPT-5.3-Codex — OpenAI
Qwen 3.6 PlusApr 2, 2026Qwen3.6 Plus — Alibaba Cloud
Claude Code (Opus 4.5)~Nov 24, 2025SWE-Bench Pro Leaderboard — Morph LLM
Gemini 3.1 ProFeb 19, 2026Gemini 3.1 Pro — Google Blog
Claude Opus 4.6Mar 2026Claude Opus 4.6 — Anthropic

Scale SEAL leaderboard:labs.scale.com/leaderboard/swe_bench_pro_public

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