GPT 5.4

vercel/openai/gpt-5.4 · family gpt · price provider-declared (via models.dev), USD per 1M tokens. Capabilities: toolsreasoningtextimagepdf.

$5.63Blended $/1M (3:1)

$2.5Input $/1M

$15Output $/1M

$17.501M in + 1M out

$0.25 −90%Cache read $/1M

—Cheapest rank

Provider: Vercel AI Gateway (vercel)
Context: 1,050,000 tokens
Max output: 128,000 tokens
Capabilities: toolsreasoningtextimagepdf

Same model, other providers

“GPT 5.4” is offered by 2 providers — cheapest-effective first. This one (Vercel AI Gateway) is the cheapest.

Provider	Input	Output	Blended	Context
Vercel AI Gateway (this)	$2.5	$15	$5.63	1050k
NanoGPT	$2.5	$15	$5.63	922k

Call it

jishie indexes & prices models; it does not proxy inference. Most providers are OpenAI-compatible — point base_url at Vercel AI Gateway 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-5.4","messages":[{"role":"user","content":"hello"}]}'

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