Vercel AI Gateway

o3 (Fast)

Name: o3 (Fast)
Brand: Vercel AI Gateway

Canonical ID: vercel/openai/o3-fast

More Vercel AI Gateway models More o family models

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

Reasoning: Yes Tool use: Yes

Overview

text image pdf

Provider: Vercel AI Gateway
Family: o
Release date: 2025-04-16
Last updated: 2025-04-16
Input modalities: text, image, pdf
Output modalities: text

Pricing and Limits

Token pricing

Input: $3.5/1M
Output: $14/1M
Cached input: N/A

Context and output

Context window: 200,000
Max output tokens: 100,000
Qualified ID: vercel/openai/o3-fast

Model Summary

o3 (Fast) is a model listing in the Vercel AI Gateway provider catalog. It is categorized under the o family.

The model supports text, image, pdf modalities across input/output paths. Reported context capacity is 200,000. Pricing is listed at $3.5/1M input and $14/1M output.

Same Family: o

Comparable models in the same family across providers.

Browse family

Model	Provider	Context	Input	Output	Flags
o1 llmgateway/o1	DevPass (LLM Gateway)	200,000	$15/1M	$60/1M	Reasoning Tools
o1 edenai/openai/o1	Eden AI	200,000	$15/1M	$60/1M	Reasoning Tools
o1 merge-gateway/openai/o1	Merge Gateway	200,000	$15/1M	$60/1M	Reasoning Tools
o1 azure-cognitive-services/o1	Azure Cognitive Services	200,000	$15/1M	$60/1M	Reasoning Tools
o1 aimlapi/openai/o1	AI/ML API	128,000	$19.5/1M	$78/1M	Reasoning Tools
o1 impossibl/openai/o1	Impossibl	200,000	$15/1M	$60/1M	Reasoning Tools
o1 vercel/openai/o1	Vercel AI Gateway	200,000	$15/1M	$60/1M	Reasoning Tools
o1 azure/o1	Azure	200,000	$15/1M	$60/1M	Reasoning Tools
o1 poe/openai/o1	Poe	200,000	$14/1M	$54/1M	Reasoning Tools
o1 openai/o1	OpenAI	200,000	$15/1M	$60/1M	Reasoning Tools

o3 (Fast)

Overview

Pricing and Limits

Token pricing

Context and output

Model Summary

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