codex cli

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Flat illustration of three developers at a shared desk, their laptops cabled to one small desktop machine underneath

Claude Code, Codex or OpenCode on a local model (Ollama)

All three coding agents can run on your own GPU through Ollama. The catch is 64k of context, which Ollama doesn't give you by default. Which agent to pick, and what your card can actually hold.

Priya Nair · 3h ago · 9 min

Flat illustration of two people on a sofa looking at a laptop together, with a small glowing box on the side table

Software

How to use Ollama with Codex CLI (local gpt-oss, 2026)

`ollama launch codex`, the --oss flag, or a permanent profile, plus the 64k context Codex needs and what gpt-oss 20B vs 120B costs in VRAM at that length.

Priya Nair · 3h ago · 6 min