10,000 Codex credits
10,000 Codex credits are worth $400.00 (1 credit = $0.04). At OpenAI's stated 5 to 30 credits per GPT-5.6 message, that is roughly 333 to 2,000 messages. Verified 2026-08-22.
- Dollar value
- $400.00
- GPT-5.6 messages, roughly
- 333 - 2,000
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-5.6 Sol | 100.0M | 20.0M |
| GPT-5.6 Terra | 200.0M | 33.3M |
| GPT-5.6 Luna | 2.0B | 333.3M |
| GPT-5.4 mini | 533.3M | 88.5M |