GPT-6.1 Sol Pro is OpenAI's language model with a 1.1M context window and up to 128K output tokens, starting at $2.00 / 1M input and $10.00 / 1M output. The same underlying multimodal model as GPT-6.1 Sol, served with a higher-quality reasoning mode for complex tasks.
Specifications
Canonical IDopenai-gpt-6-1-sol-pro
TypeLanguage
StatusActive
CreatorOpenAIOpenAI
Providers
Context Window1.1M tokens
Max Output128K tokens
Input ModalitiesImagePDFText
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 15 days ago

Capabilities

Input3/5
Text✓
Image✓
Audio·
Video·
PDF✓
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities6/13
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
Cache Write 5m
$ / 1M
Web Search
$ / request
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write 5m
$ / 1M
Web Search
$ / request
OpenRouter logo
OpenRouter
openai/gpt-6.1-sol-pro
$2.00$10.00$0.1$2.50$0.010N/AN/AN/AN/AN/A
OpenRouter logo
OpenRouter
openai/gpt-6.1-sol-pro:batch
—————$1.00$5.00$0.05$1.25$0.010

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-6.1 Sol Pro1.1M$2.00$10.00Current
GPT-6.1 Sol1.1M$2.00$10.00Available
GPT-6 Sol1.1M$2.00$10.00Available
GPT-6 Luna1.1M$0.100$0.500Available
GPT-6 Astra1.1M$10.00$50.00Available
GPT-5.6 Sol1.1M$2.00$10.00Available
GPT-5.6 Terra1.1M$2.00$12.00Available
GPT-5.6 Luna1.1M$0.200$1.20Available
GPT-5.51.1M$5.00$30.00Available
GPT-5.4 Mini400K$0.750$4.50Available
GPT-5.4 Nano400K$0.200$1.25Deprecating

Model IDs

openai-gpt-6-1-sol-pro
openai/gpt-6.1-sol-pro
openrouter/openai/gpt-6.1-sol-pro
openrouter/openai/gpt-6.1-sol-pro:batch