500 Codex credits
500 Codex credits are worth $20.00 (1 credit = $0.04). At OpenAI's stated 2 to 15 credits for a typical GPT-5.6 Sol task, that is roughly 33 to 250 tasks. Verified 2026-10-12.
- Dollar value
- $20.00
- GPT-5.6 Sol tasks, roughly
- 33 - 250
What it buys, per model
Token equivalents if the whole balance went to one side of the request only (all input, or all output).
| Model | Input tokens | Output tokens |
|---|---|---|
| GPT-6 Astra | 2.0M | 400.0K |
| GPT-6.1 Sol | 10.0M | 2.0M |
| GPT-6 Sol | 10.0M | 2.0M |
| GPT-6 Luna | 200.0M | 40.0M |
| GPT-5.6 Sol | 5.0M | 1.0M |
| GPT-5.6 Terra | 10.0M | 1.7M |
| GPT-5.6 Luna | 100.0M | 16.7M |
| GPT-5.4 mini | 26.7M | 4.4M |