Codesota · Models · GPT-5 CodexOpenAI2 results · 2 benchmarks
Model card

GPT-5 Codex.

OpenAIproprietary

OpenAI coding-specialized model.

§ 01 · Benchmarks

Every benchmark GPT-5 Codex has a recorded score for.

#BenchmarkArea · TaskMetricValueRankDateSource
01SWE-bench VerifiedAgentic AI · Autonomous Codingpct_resolved74.9%#3/3source ↗
02SWE-bench VerifiedAgentic AI · SWE-benchresolve-rate74.5%#22/81source ↗
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.
§ 02 · Strengths by area

Where GPT-5 Codex actually performs.

Agentic AI
2
benchmarks
avg rank #12.5
§ 04 · 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
o4-mini (high)
1 result · 1 SOTA
o1
11 results
GPT-5
8 results
o1-preview
Undisclosed params · 8 results
§ 05 · Sources & freshness

Where these numbers come from.

editorial
2
results
1 of 2 rows marked verified.