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OPOpenAI/ o-series

o3

openai/o3

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

Model information

Released
2025-04-16
Context window
200K
Max output
100K
Weights
Closed

Modalities

Input
ImageText
Output
Text

Identity

Version
o3
Knowledge cutoff
2024-06-01
Aliases
o3

Capabilities

AttachmentsReasoningStructuredTool call

Official price

input $2/M · output $8/M
cache read $0.5/M

Providers

ProviderProvider model IDProtocolContextMax outputInputOutputCapabilitiesNotesPricingStreaming
AnyAPIopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
--Yes
Poeopenai/o3openai_chat200K100K
AttachmentsReasoningTool call
-
input $1.8/M · output $7.2/M
cache read $0.45/M
Yes
NanoGPTopenai/o3openai_chat200K100K
Reasoning
-
input $2/M · output $8/M
cache read $1/M
Yes
NEAR AI Cloudopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
LLM Gatewayo3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Heliconeo3openai_chat200K100K
Tool call
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Abacuso3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Azure Cognitive Serviceso3custom200K100K
AttachmentsReasoningTool call
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Azureo3openai_responses200K100K
AttachmentsReasoningTool call
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Kilo Gatewayopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Merge Gatewayopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
GitHub Modelsopenai/o3openai_chat200K100K
---Yes
Vercel AI Gatewayopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
OpenRouteropenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
Moderated
input $2/M · output $8/M
cache read $0.5/M
Yes
Cloudflare AI Gatewayopenai/o3openai_chat200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes
Jiekou.AIo3openai_chat200K100K
AttachmentsTool callStructuredTemperature
-
input $10/M · output $40/M
Yes
OpenAIo3openai_responses200K100K
AttachmentsReasoningTool callStructured
-
input $2/M · output $8/M
cache read $0.5/M
Yes

FAQ