free-ai-api-keys

mistralai/mistral-large-4-0

Mistral: Mistral Large 4

Context length
1049K
Input / 1M tokens
$1.36
Output / 1M tokens
$4.18
Released
2026-10-06
Modality
text+image->text

About Mistral: Mistral Large 4

Mistral Large 4 is a frontier multimodal (text and image input) model from Mistral AI built for reasoning, coding, and agentic workloads. It offers a 1M-token context window with up...

Call Mistral: Mistral Large 4

Via OpenRouter: one base URL for every provider.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mistralai/mistral-large-4-0",
    "messages": [{"role": "user", "content": "Say hello"}]
  }'

Direct on Mistral AI:

curl https://api.mistral.ai/v1/chat/completions \
  -H "Authorization: Bearer $MISTRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mistral-large-4-0",
    "messages": [{"role": "user", "content": "Say hello"}]
  }'

Mistral AI keys

OpenRouter keys

OpenRouter keys work for mistralai/mistral-large-4-0 regardless of the upstream provider.