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OpenCode + Kimi K2.5: Open Source, Open Weight Agentic Coding is Here
OpenCode + Kimi K2.5 brings near-frontier agentic coding performance at a fraction of the cost and at much higher speed.
Nicolas Maquet
30th January 2026
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OpenCode vs Codex CLI (5.1 Codex Mini + 5.2 Codex)
A head-to-head Sigmabench comparison of OpenCode and Codex CLI shows similar output quality, but consistent speed differences that impact overall rankings.
Nicolas Maquet
29th January 2026
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The Origin Story of Sigmabench
Autocomplete gave way to agents in 2025. Inside real codebases, the transition was far from smooth.
Will Palmer
15th January 2026
Company
There Is No Best Agent — Only the Best Agent for Your Codebase
Sigmabench results show no agent performs best across all codebases. Agent performance can shift dramatically depending on your code.
Will Palmer
17th December 2025
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