o4-mini Deep Research pricing
o4-mini Deep Research costs $1.00 per 1M input tokens and $4.00 per 1M output tokens as of September 2026. Tracked daily since 14 June 2026 across 89 snapshots.
Current rates
- Input: $1.00 per 1M tokens
- Output: $4.00 per 1M tokens
- Context window: 128,000 tokens
No price movement recorded for o4-mini Deep Research over the tracked period — the rate has held steady.
Cheaper alternatives to o4-mini Deep Research
Ranked by blended cost assuming a 3:1 input-to-output ratio, which is typical of chat and agent workloads. Only currently callable models with a comparable context window are listed.
| Model | Input / 1M | Output / 1M | Cheaper by |
|---|---|---|---|
| Kimi K2.6 | $0.95 | $4.00 | 2% |
| GPT-5.4 mini | $0.75 | $4.50 | 4% |
| Grok 4.3 | $1.25 | $2.50 | 11% |
| Gemini 3.8 Flash | $0.75 | $3.75 | 14% |
| Mistral Large 3 | $0.50 | $1.50 | 57% |