MiniMax M2.5 API Guide: 80% SWE-Bench at $0.15/M Tokens

If you are building a coding agent that will run thousands of agentic loops per day, the model you choose determines whether your infrastructure bill is $50/day or $1,000/day — for nearly identical task performance. MiniMax M2.5 is the clearest illustration of that gap yet. It scores 80.2% on SWE-Bench Verified — within 0.6 percentage points of Claude Opus 4.6 at 80.8% — while charging $0.15 per million input tokens versus $5.00 for Opus. On output tokens, where agentic workflows spend most of t