inferenstack — the market read on AI inference · last observation 2026-09-20. See the boards
Price spread

o3

openai· 2025-04-16· 200K ctx
API onlyreasoning quant: unknown

spread (output)

5.6×

$7.20 – $40.00 · 21 providers

21 providers priced
ProviderInputOutputCache rdBlended
Poe
relay router
$1.80$7.20$0.450$1.43
Abacus
relay router
$2.00$8.00$0.500$1.59
Azure
hyperscaler
$2.00$8.00$0.500$1.59
Azure Cognitive Services
unknown
$2.00$8.00$0.500$1.59
Cloudflare AI Gateway
unknown
$2.00$8.00$0.500$1.59
Eden AI
relay router
$2.00$8.00$0.500$1.59
Helicone
relay router
$2.00$8.00$0.500$1.59
Impossibl
relay router
$2.00$8.00$0.500$1.59
Kilo Gateway
relay router
$2.00$8.00$0.500$1.59
DevPass (LLM Gateway)
relay router
$2.00$8.00$0.500$1.59
LLM Gateway
relay router
$2.00$8.00$0.500$1.59
LLM Gateway
relay router
$2.00$8.00$0.500$1.59
Merge Gateway
unknown
$2.00$8.00$0.500$1.59
NanoGPT
relay router
$2.00$8.00$1.00$1.91
NEAR AI Cloud
relay router
$2.00$8.00$0.500$1.59
OpenAI
first party lab
$2.00$8.00$0.500$1.59
OpenRouter
unknown
$2.00$8.00$0.500$1.59
302.AI
relay router
$2.00$8.00—$2.55*
Vercel AI Gatewayoutlier
unknown
$2.00$8.00$0.500$1.59
Vercel AI Gatewayoutlier
unknown
$3.50$14.00$0.875$2.79
Jiekou.AIoutlier
relay router
$10.00$40.00—$12.73*

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