GPT-6.1 Sol
by OpenAIChat
Near-Astra performance for complex coding, computer use, and professional work at a lower cost.
- Context
- 1.05M tokens
- Max output
- 128,000 tokens
- Released
- 2026-09-29
- Weights
- Closed
openai/gpt-6-1-sol · also seen as duo-chat-gpt-6-1-sol, global.openai.gpt-6.1-sol, us.openai.gpt-6.1-sol, openai-gpt-61-sol, +10 more
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-09-29
- Weights
- Closed
- Input
- Text, Image, PDF
- Output
- Text
- Context window
- 1,050,000 max across endpoints
- Max output
- 128,000
- Providers
- 16 + 20 gateways, not counted as providers
- Epoch Capabilities Index
- 166.3 ± 3.8 against price
- Direct price range
- $2.00–$2.60 in · $10–$13 out per 1M tokens · 14 of 16 providers have a comparable price
More details
- Last updated
- 2026-09-29
- Knowledge cutoff
- 2026-04-30
- Developer country
- United States of America
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel tools
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt caching
- Web search
- Computer use
- System messages
- Assistant prefillunknown
- Temperature
- Streaming
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
Atom feedNo change since 19 Oct 2026. The cheapest direct price has been $2.00 in / $10 out per 1M tokens at OpenAI on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs GPT-6.1 Sol |
|---|---|---|---|---|---|
| Abliterated Model LargeAbliteration | $3.33 | $3.00 | $5.00 | 1M | +0% |
| Abliterated Model Large V2Abliteration | $3.33 | $3.00 | $5.00 | 1M | +0% |
| Claude Sonnet LatestAnthropic | $3.33 | $2.00 | $10 | 1M | +0% |
| Claude Sonnet 5.5Anthropic | $3.33 | $2.00 | $10 | 1M | +0% |
| Gemini 4 ArgonGoogle | $3.33 | $2.00 | $10 | 1.05M | +0% |
| GPT-6.1 Sol ProOpenAI | $3.33 | $2.00 | $10 | 1.05M | +0% |
| GPT-6 SolOpenAI | $3.33 | $2.00 | $10 | 1.05M | +0% |
| GPT-6 Sol ProOpenAI | $3.33 | $2.00 | $10 | 1.05M | +0% |
More from OpenAI
Newest OpenAI models in the catalogue. All OpenAI models
| Model | Released | Context | Listed price |
|---|---|---|---|
| GPT-6.1 Sol Ultrafast | 2026-10-08 | 1.05M | from $12 |
| GPT-6 Luna Decisions | 2026-10-06 | 1.05M | unpriced |
| GPT-6.1 Sol Pro | 2026-09-29 | 1.05M | from $2.00 |
| GPT-6 Luna | 2026-09-22 | 1.05M | from $0.10 |
| GPT-6 Sol | 2026-09-22 | 1.05M | from $2.00 |
| GPT-6 Sol Pro | 2026-09-22 | 1.05M | from $2.00 |
| GPT-6 Luna Pro | 2026-09-22 | 1.05M | from $0.10 |
| GPT Luna Latest | 2026-09-11 | 1.05M | $0.10 via NanoGPT |