openai/o3-fast pricing
Reasoningopenai/o3-fast · Vercel AI Gateway · context —
Price per 1M tokens
In effect since Oct 15, 2026
| Input (uncached) | $3.50 |
|---|---|
| OutputIncludes reasoning tokens | $14.00 |
| Cache read | $0.875 |
- No long-context tier: one rate for every prompt size.
Price history
1 version since Oct 15, 2026
- Input
- Output
Show data as table
| Effective from | Input / 1M | Output / 1M |
|---|---|---|
| Oct 15, 2026 | $3.50 | $14.00 |
| Oct 16, 2026 | $3.50 | $14.00 |
Cost calculator
Calculated with the same function that AI Cost Map uses for your real events.
Includes reasoning tokens.
Read from the prompt cache.
Cost per call
$0.0140
Cost per month
$1,400.00
Similar models
Same model type, nearest blended price (3 input : 1 output).
| Model | Input | Output | Context | Blended vs this |
|---|---|---|---|---|
| openai/o3-fast (this model) Vercel AI Gateway | $3.50 | $14.00 | — | — |
| deepseek-r1 SambaNova | $5.00 | $7.00 | — | × 0.90 |
| openai/gpt-5.1-thinking-fast Vercel AI Gateway | $2.50 | $20.00 | — | × 1.1 |
| command-a-reasoning-08-2025 Cohere | $2.50 | $10.00 | — | × 0.71 |
| accounts/fireworks/models/deepseek-r1 Fireworks AI | $3.00 | $8.00 | — | × 0.69 |
| accounts/fireworks/models/deepseek-r1-0528 Fireworks AI | $3.00 | $8.00 | — | × 0.69 |
| deepseek/deepseek-r1 Novita AI | $4.00 | $4.00 | — | × 0.65 |