Mistralopen weightsMistral Small 3 pricing
$0.05 per 1M input tokens and $0.08 per 1M output tokens. In real work that is 0.01¢ per chat answer and 0.08¢ to summarize a 20-page PDF.
What Mistral Small 3 costs per task
Token counts estimated from a measured model of the same lab (Mistral Large 4), rescaled by tokenizer. Reasoning tokens are billed as output.
| Task | Cost | Tokens used | Price rank | Basis |
|---|---|---|---|---|
| Answer a chat question | 0.01¢$0.11 / 1,000 | 40 in · 523 out · 854 reasoning | 7 of 336 | estimated |
| Reply to a customer email | 0.03¢$0.30 / 1,000 | 254 in · 599 out · 2,946 reasoning | 76 of 336 | estimated |
| Write a 1,500-word blog post | 0.06¢$0.62 / 1,000 | 55 in · 2,064 out · 5,705 reasoning | 12 of 336 | estimated |
| Write 10 product descriptions | 0.03¢$0.26 / 1,000 | 285 in · 849 out · 2,230 reasoning | 5 of 336 | estimated |
| Translate 1,000 words | 0.10¢$1.04 / 1,000 | 1,349 in · 1,317 out · 10,816 reasoning | 67 of 336 | estimated |
| Proofread one page (500 words) | 0.04¢$0.37 / 1,000 | 731 in · 860 out · 3,281 reasoning | 31 of 336 | estimated |
| Summarize a 20-page PDF | 0.08¢$0.84 / 1,000 | 13,373 in · 151 out · 2,019 reasoning | 15 of 336 | estimated |
| Extract data from an invoice | 0.02¢$0.23 / 1,000 | 374 in · 871 out · 1,784 reasoning | 12 of 336 | estimated |
| Analyze a 200-row spreadsheet | 0.11¢$1.09 / 1,000 | 4,774 in · 4,526 out · 6,174 reasoning | 6 of 336 | estimated |
| Answer from 5 retrieved documents (RAG) | 0.04¢$0.44 / 1,000 | 3,772 in · 210 out · 2,981 reasoning | 12 of 336 | estimated |
| Classify 100 support tickets | 0.07¢$0.66 / 1,000 | 1,274 in · 832 out · 6,565 reasoning | 15 of 336 | estimated |
| Review 500 lines of code | 0.10¢$0.96 / 1,000 | 4,658 in · 1,594 out · 7,522 reasoning | 8 of 336 | estimated |
| Write a SQL query | 0.03¢$0.26 / 1,000 | 121 in · 511 out · 2,647 reasoning | 13 of 336 | estimated |
| Run a 50-step coding agent | 13¢$127 / 1,000 | 2,304,625 in · 15,450 out · 132,350 reasoning | 71 of 336 | modeled |
Price at every provider
List prices per 1M tokens (input / output) at each host serving Mistral Small 3 through OpenRouter today. Hosts can differ in quantization, context and speed.
| Provider | Input / output | Cached input | Context | Uptime |
|---|---|---|---|---|
 DeepInfrafp8 | $0.05 / $0.08 | - | 32K | 100% |
Price history
First seen in our price history on Feb 13, 2025 at $0.07 input / $0.14 output. Since then the output price moved from $0.14 to $0.08 per 1M tokens (11 changes).
FAQ
How much does Mistral Small 3 cost?
Mistral Small 3 costs $0.05 per 1 million input tokens and $0.08 per 1 million output tokens (list price on Oct 18, 2026). In practice one chat answer costs about 0.01¢ and summarizing a 20-page PDF about 0.08¢.
Where is Mistral Small 3 cheapest?
Among 1 providers we track, the lowest list price today is at DeepInfra: $0.05 input and $0.08 output per 1M tokens.
Is the Mistral Small 3 cost per task measured or estimated?
Estimated: Mistral Small 3 was not run directly. Tokens come from Mistral Large 4 and are rescaled by the tokenizer of Mistral. Real usage can differ.