ChatGPT-labeled 4o pointer some apps still reference. Prefer explicit GPT-4o or GPT-4.1 ids for stable API budgeting.
Privacy first counting
TokenCALC counts tokens in your browser when an Exact encoding is available. Prompt text does not need to leave your device for local counting.
Pricing snapshot
USD per 1 million tokens. Verify against the provider source before you lock budget.
| Rate | USD |
|---|---|
| Input / 1M | $5.00 |
| Output / 1M | $15.00 |
| Cached input / 1M | $2.50 |
Model details
| Detail | Value |
|---|---|
| Provider | OpenAI |
| Context window | 128K |
| Tokenizer | Exact (o200k_base) |
| Last verified | 2026-08-02 |
| API model id | chatgpt-4o-latest |
Notes
Pointer alias; verify current mapping on OpenAI docs.