Free · Open · Updated monthly
Calculate AI API costs in seconds.
Compare pricing across 10+ models from OpenAI, Anthropic, Google, DeepSeek, xAI and Mistral — including cached input and Batch API discounts.
- ✓Exact tokenization for OpenAI models, transparent estimates for others
- ✓Side-by-side caching & batch savings
- ✓Monthly cost forecasts for high-volume workloads
Updated 2026-05-05·USD / CNY / EUR / GBP / INR
✓ Exact tokenizer·$5.00 in·$20.00 out (per 1M)
Quick start with a use case
Total cost per call$0.0150
Input$0.005000
Output$0.0100
Cost comparison
Standard
$0.0150
With Caching
$0.0131
Save 12% ↓
With Batch
$0.007500
Save 50% ↓
Side by side
All 10 models, ranked by cost
Plug in your token usage. Sort, filter, hide. The cheapest pick for your workload is at the top.
All models compared
Sorted by cost for your token usage. Click column headers to re-sort.
Filter by provider
| GPT-5 mini OpenAI · small | $0.2000 | $0.8000 | $0.000600 | |
| DeepSeek V4 DeepSeek · balanced | $0.3000 | $1.2000 | $0.000900 | |
| Gemini 3.0 Flash Google · balanced | $0.2500 | $2.0000 | $0.001250 | |
| o4-mini OpenAI · reasoning | $0.9000 | $3.6000 | $0.002700 | |
| Claude Haiku 4.5 Anthropic · small | $1.0000 | $5.0000 | $0.003500 | |
| Mistral Large 3 Mistral · flagship | $2.5000 | $7.5000 | $0.006250 | |
| Gemini 3.0 Pro Google · flagship | $1.5000 | $12.0000 | $0.007500 | |
| Grok 4 xAI · flagship | $4.0000 | $20.0000 | $0.0140 | |
| GPT-5.5 OpenAI · flagship | $5.0000 | $20.0000 | $0.0150 | |
| Claude Opus 4.7 Anthropic · flagship | $15.0000 | $75.0000 | $0.0525 |
Plan ahead
Forecast your monthly bill
Enter your daily call volume and average tokens. See the monthly damage across up to 5 models with savings highlighted.
Monthly cost forecast
Estimate your monthly bill across up to 5 models.
3/5 selected
Gemini 3.0 ProGooglecheapest
$130.50/moper call: $0.004350year: $1587.75
GPT-5.5OpenAI
$255.00/moper call: $0.008500year: $3102.50
Opus 4.7Anthropic
$900.00/moper call: $0.0300year: $10950.00
Choosing Gemini 3.0 Pro over Opus 4.7 saves $769.50/month ($9234.00/year).
✓Last verified 2026-05-05✓Schema v2.0✓Updated monthly✓Open source on GitHub