OpenAI: GPT-6 Sol

proprietary

GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra and above the fast GPT-6 Luna tier.

Intelligence
Reasoning
Speed
Context
1.1M
Max output
128K
Input price
$2/1M tokens
Output price
$10/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Model IDopenai/gpt-6-sol
Provider OpenRouter
Creator OpenAI
Familygpt-6
Licenseproprietary
Statusactive
Typechat
Input modalitiesimage, text
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window1.1M tokens
Max input922K tokens
Max output128K tokens
Reasoning tokensYes
Knowledge cutoff
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$2
Output
$10
Cache write
—
Cache read
$0.2
Batch in
—
Batch out
—

Family Comparison: gpt-6

ModelContextMax outPricing
OpenAI: GPT-6 Luna (batch)1.1M128K$0.05$0.25
OpenAI: GPT-6 Luna Pro (batch)1.1M128K$0.05$0.25
OpenAI: GPT-6 Luna Pro1.1M128K$0.1$0.5
OpenAI: GPT-6 Luna1.1M128K$0.1$0.5
OpenAI: GPT-6 Sol (batch)1.1M128K$1$5
OpenAI: GPT-6 Sol Pro (batch)1.1M128K$1$5
OpenAI: GPT-6 Sol Pro1.1M128K$2$10
OpenAI: GPT-6 Sol1.1M128K$2$10
OpenAI: GPT-6 Astra (batch)1.1M128K$5$25
OpenAI: GPT-6 Astra Pro (batch)1.1M128K$5$25
OpenAI: GPT-6 Astra Pro1.1M128K$10$50
OpenAI: GPT-6 Astra1.1M128K$10$50

API

GET/v1/models/openrouter/openai/gpt-6-sol

OpenAI: GPT-6 Sol

openai/gpt-6-sol

GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra and above the fast GPT-6 Luna tier.

Changes · 3 entries
openai/gpt-6-solcreateca7a400Nov 2, 2026, 03:02 AM
openai/gpt-6-solupdatecfa51b9Sep 24, 2026, 09:28 AM
familygpt-6
openai/gpt-6-solcreate28ec4f5Sep 23, 2026, 06:40 AM