o1 is OpenAI's language model with a 200K context window and up to 100K output tokens, available from 5 providers, starting at $15.00 / 1M input and $60.00 / 1M output. A reinforcement-learning-trained reasoning model that produces a long internal chain of thought before responding, excelling at complex multi-step problems across math, science, and coding.
Specifications
Canonical IDopenai-o1
TypeLanguage
StatusDeprecating
CreatorOpenAIOpenAI
Providers
Context Window200K tokens
Max Output100K tokens
Input ModalitiesImagePDFText
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 2 years ago
Knowledge Cutoff · 3 years ago
Deprecation Date
Benchmarks
Intelligence Index
#223
Coding Index
#97
MMLU-Pro
#50
GPQA
#227
HLE
#303
LiveCodeBench
#102
AIME
#41
IFBench
#65
Time to First Token
#287
SciCode
#262
MATH-500
#32
LCR
#178
TerminalBench Hard
#205
TAU2
#172
Output TPS
#518

Capabilities

Input3/5
Text✓
Image✓
Audio·
Video·
PDF✓
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities7/13
Reasoning✓
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling✓
Structured Outputs✓
Native JSON Schema✓
Web Search✓
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching✓
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Reasoning
$ / 1M
Web Search
$ / request
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
$15.00$60.00$7.50N/AN/A$7.50$30.00N/A
$15.00$60.00$7.50N/AN/A$7.50$30.00$3.75
OpenRouter logo
OpenRouter
openai/o1
$15.00$60.00$7.50N/A$0.010———
Replicate logo
Replicate
replicate/openai/o1
$15.00$60.00N/A$60.00N/A———
$15.00$60.00$7.50N/AN/A———

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
o4 Mini Deep Research200K$2.00$8.00Deprecated
o3 Deep Research200K$2.50$40.00Deprecated
o3 Pro200K$20.00$80.00Deprecating
o3200K$2.00$8.00Deprecated
o4 Mini200K$1.00$4.00Deprecating
o4 Mini High200K$1.10$4.40Available
o1 Pro200K$150.00$600.00Deprecating
o3 Mini High200K$1.10$4.40Available
o3 Mini200K$1.10$4.40Deprecating
o1200K$15.00$60.00Current
o1 Preview—128K$15.00$60.00Deprecated

Model IDs

azure/eu/o1-2024-12-17
azure/o1
azure/o1-2024-12-17
azure/us/o1-2024-12-17
o1
o1-2024-12-17
openai-o1
openai/o1
openai/o1:batch
openrouter/openai/o1
replicate/openai/o1
vercel_ai_gateway/openai/o1