GPT-5.1-Codex-Mini

zenmux/openai/gpt-5.1-codex-mini · price provider-declared (via models.dev), USD per 1M tokens. Capabilities: toolsreasoningimagetext.

$0.69Blended $/1M (3:1)

$0.25Input $/1M

$2Output $/1M

$2.251M in + 1M out

$0.03 −88%Cache read $/1M

#2645 of 5,000Cheapest rank

Provider: ZenMux (zenmux)
Context: 400,000 tokens
Max output: 64,000 tokens
Capabilities: toolsreasoningimagetext

Same model, other providers

“GPT-5.1-Codex-Mini” is offered by 3 providers — cheapest-effective first. Poe is the cheapest at $0.61 blended.

Provider	Input	Output	Blended	Context
Poe	$0.22	$1.8	$0.61	400k
Jiekou.AI	$0.225	$1.8	$0.62	400k
ZenMux (this)	$0.25	$2	$0.69	400k

Call it

jishie indexes & prices models; it does not proxy inference. Most providers are OpenAI-compatible — point base_url at ZenMux and pass this model id:

curl $BASE_URL/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json" \
  -d '{"model":"openai/gpt-5.1-codex-mini","messages":[{"role":"user","content":"hello"}]}'

Route programmatically with MCP find_model / get_model, or fetch this record free (no wallet):