Mistral Small 3.1 24B

mistral· 2025-03-17· 131K ctx· apache-2.0

open weights quant: unknown

spread (output)

1.9×

$0.300 – $0.555 · 3 providers

3 providers priced

Provider	Input	Output	Cache rd	Blended
NanoGPT relay router	$0.100	$0.300	$0.050	$0.086
watsonx.ai open weights host	$0.106	$0.318	—	$0.125^*
OpenRouter unknown	$0.351	$0.555	—	$0.370^*

Cheapest (output)

NanoGPT

$0.300 /M

opencode.json

{
  "provider": {
    "nano-gpt": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://nano-gpt.com/api/v1"
      },
      "models": {
        "mistralai/mistral-small-3.1-24b-instruct": {}
      }
    }
  }
}

Set NANO_GPT_API_KEY in your environment. Generated — verify against the OpenCode docs.

Output $/M over time

Median line, min–max band. Pre-2026-09 points are catalog-recorded dates from models.dev git history, not provider effective dates.

Data: models.dev (MIT), snapshot 2026-09-20. Prices are vendor-published; verify before purchase. Methodology.