OpenAI: GPT Sol Latest vs Thinking Machines: Inkling Small
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| OpenAI: GPT Sol Latest | Thinking Machines: Inkling Small | |
|---|---|---|
| Vendor | ~openai | thinkingmachines |
| Quality Score | 100 | 100 |
| Input Price | $2.00/M | $0.45/M |
| Output Price | $10.00/M | $1.20/M |
| Context Window | 1,050,000 | 524,288 |
| Max Output | 128,000 | 262,144 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | - |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | ✓ |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, Inkling Small costs $0.75 and GPT Sol Latest costs $4.50, so Inkling Small is about 6.0 times cheaper for the same work.
GPT Sol Latest reads up to 1,050,000 tokens at once, roughly 1,575 pages of text, against about 786 pages for Inkling Small.
Only GPT Sol Latest offers structured output; only Inkling Small offers audio input.
Across the 19 tasks where they differ, GPT Sol Latest scores higher on 12 (SQL Generation, Code Review, Code Refactoring and others), Inkling Small on 7 (Code Completion, Code Documentation, Regex Writing and others).
GPT Sol Latest was released in September 2026 and Inkling Small in July 2026.
Pick GPT Sol Latest if you need long documents or structured output; pick Inkling Small if you need lower cost or audio input.
Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.
Who wins by task?
| Task | OpenAI: GPT Sol Latest | Thinking Machines: Inkling Small |
|---|---|---|
| SQL Generation | 132 | 125 |
| Code Review | 132 | 128 |
| Code Completion | 117 | 131 |
| Code Refactoring | 136 | 132 |
| Unit Test Generation | 124 | 116 |
| Code Documentation | 129 | 131 |
| Regex Writing | 117 | 119 |
| CI/CD Pipelines | 120 | 116 |
| Frontend Component Design | 122 | 118 |
| Data Analysis | 124 | 120 |
| CSV / Spreadsheet Cleanup | 132 | 121 |
| ETL Scripting | 128 | 124 |
| JSON Extraction | 121 | 119 |
| Bulk Data Labeling | 118 | 125 |
| OCR / Document Parsing | 131 | 123 |
| Table Extraction from PDFs | 131 | 123 |
| Long-Document Summarization | 136 | 137 |
| Short-Form Summarization | 113 | 123 |
| Blog Post Writing | 120 | 121 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →