Codesota · Models · Simple Codex / GPT-5.3-CodexOpenAI1 results · 1 benchmarks
Model card

Simple Codex / GPT-5.3-Codex.

OpenAIapi

Terminal-Bench 2.0 leaderboard system. Treat as an agent/model system, not a raw base model.

§ 02 · Benchmarks

Every benchmark Simple Codex / GPT-5.3-Codex has a recorded score for.

#BenchmarkArea · TaskMetricValueRankDateSource
01Terminal-Bench 2.0Agentic AI · Autonomous Codingaccuracy75.1%#9/202026-04-27source ↗
Rank column shows this model’s position vs all other models scored on the same benchmark + metric (competitors after the slash). #1 in red means current SOTA. Sorted by rank, then newest result.
§ 03 · Strengths by area

Where Simple Codex / GPT-5.3-Codex actually performs.

Agentic AI
1
benchmark
avg rank #9.0
§ 05 · Related models

Other OpenAI models scored on Codesota.

GPT-4o
Undisclosed params · 35 results · 9 SOTA
o3
16 results · 5 SOTA
o4-mini
13 results · 3 SOTA
o3 (high)
2 results · 1 SOTA
Codex / GPT-5.5
1 result · 1 SOTA
o4-mini (high)
1 result · 1 SOTA
o1
11 results
GPT-5
8 results
§ 06 · Sources & freshness

Where these numbers come from.

terminal-bench-official
1
result
1 of 1 rows marked verified.