o3-mini vs Magistral Medium
Side-by-side API pricing comparison · OpenAI vs Mistral
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o3-mini is 27.3% cheaper on blended cost ($2.75 vs $3.50/Mtok)
o3-mini
by OpenAI
Current reasoningInput
$1.10/Mtok
Output
$4.40/Mtok
✓ Cheaper
| Blended avg | $2.75/Mtok |
|---|---|
| Cached input | $0.550/Mtok |
| Context | 200K tokens |
| Modality | text |
| Parameters | Proprietary |
| Released | Jan 31, 2025 |
Magistral Medium
by Mistral
Current reasoningInput
$2.00/Mtok
Output
$5.00/Mtok
| Blended avg | $3.50/Mtok |
|---|---|
| Context | 128K tokens |
| Modality | text |
| Parameters | Proprietary |
| Released | Jun 1, 2025 |
Cost at scale — 1M tokens (50/50 input/output)
| Volume | o3-mini | Magistral Medium | Savings |
|---|---|---|---|
| 1M tokens | $2.75 | $3.5 | $0.75 (21.4%) |
| 10M tokens | $27.5 | $35 | $7.5 (21.4%) |
| 100M tokens | $275 | $350 | $75 (21.4%) |
| 1000M tokens | $2750 | $3500 | $750 (21.4%) |
Summary
o3-mini by OpenAI costs $1.10/Mtok input and $4.40/Mtok output, with a 200K-token context window. It supports text input.
Magistral Medium by Mistral costs $2.00/Mtok input and $5.00/Mtok output, with a 128K-token context window. It supports text input.
On a blended cost basis, o3-mini is 27.3% cheaper than Magistral Medium. It also has a larger context window.
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.