keyword
Monthly search volume and cost-per-click data for "openai codex documentation" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| openai codex | 9,900 | $12.45 | 10/20 |
| codex openai | 2,900 | $12.52 | 13/20 |
| chatgpt codex | 2,900 | $11.92 | 12/20 |
| what is codex chatgpt | 170 | $0 | 8/20 |
| openai codex api | 70 | $36.6 | 9/20 |
| openai codex agent | 50 | $17.3 | 9/20 |
| what is codex openai | 50 | $0 | 9/20 |
| chatgpt codex cli | 50 | $21.56 | 8/20 |
| openai codex model | 50 | $0 | 8/20 |
| openai codex-1 | 30 | $0 | 11/20 |
Similar volume + high overlap = same search intent. You can target either keyword.
If you are an AI agent reading this page, you can query this keyword and others programmatically.
Full API spec: llms.txt