Model

o3

Name: o3
Brand: openai

Deliberate o-series reasoner for hard math, coding, and multi-step analysis

13 providers · 13 listingsreleased Apr 16, 2025knowledge cutoff 2024-05closed weights

$1.80

lowest input /M · Poe

$7.20

lowest output /M · Poe

200K

context window

100K

max output

Compare providers (sorted by listed input price)

12 of 13 providers publish a price for o3. The cheapest full-context option is Poe at $1.8/$7.2 per M — 10% below OpenAI's own price.

			Cache read /M	Cache write /M		Capabilities
Poe openai/o3	$1.80	$7.20	$0.45	—	200K	reasoningtoolsno structuredvision	Apr 16, 2025
NanoGPT openai/o3	$2	$8	$1	—	200K	reasoningno toolsno structuredno vision	Apr 16, 2025
Impossibl openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
LLM Gateway openai/o3	$2	$8	$0.5	—	200K	no reasoningno toolsstructuredvision	Apr 16, 2025
Vercel AI Gateway openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
Cloudflare AI Gateway openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
Kilo Gateway openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
Merge Gateway openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
NEAR AI Cloud openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
OpenRouter openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
OpenAI o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
Eden AI openai/o3	$2	$8	$0.5	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025
AnyAPI openai/o3	—	—	—	—	200K	reasoningtoolsstructuredvision	Apr 16, 2025

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $1.80unchanged
Best output /M: $7.20unchanged
Provider coverage: 13; 13 at the start · 24 snapshots

Published best prices are unchanged.

24 daily snapshots collected from Aug 21, 2026 through Sep 14, 2026. A price chart will appear after the first real move.

Price badge

![o3 price](https://www.vaanalytics.in/badge/openai/o3.svg)

https://www.vaanalytics.in/badge/openai/o3.svg

Live SVG, regenerated on every hourly sync — paste it into a README to always show the current cheapest listed price. Updates when prices change; no build step needed on your side.

Benchmarks

Aider Polyglot ↗(percent correct)report ↗Independent81.3

Scores a lab published about its own model are claims, not measurements. Rankings elsewhere on this site use independently measured scores only.

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.