DeepSeek-V4-Pro-0813 vs Inkling: Specs & Benchmark Comparison
DeepSeek-V4-Pro-0813 is developed by DeepSeek, while Inkling comes from Thinking Machines Lab. Inkling was released in July 2026, and DeepSeek-V4-Pro-0813 followed a month later in August 2026. DeepSeek-V4-Pro-0813 is the larger model at roughly 1.6 trillion parameters, against 975 billion for Inkling.
The two models share 3 published benchmarks. DeepSeek-V4-Pro-0813 leads on 3 of them. The widest gaps are on Terminal-Bench 2.1, where DeepSeek-V4-Pro-0813 scores 88.0% against 63.8%; Humanity's Last Exam (with tools, text-only), where DeepSeek-V4-Pro-0813 scores 60.0% against 46.0%. Averaged across everything we track, DeepSeek-V4-Pro-0813 sits at 60.6% and Inkling at 61.8%.
Inkling is the cheaper API at $0.95 per million input tokens and $4.05 per million output tokens, about 39% below DeepSeek-V4-Pro-0813 at $1.32 and $3.96. DeepSeek-V4-Pro-0813 takes the larger context window at 1M tokens, compared with 524K for Inkling. DeepSeek-V4-Pro-0813 accepts text as input, while Inkling accepts text, images, and audio. On tooling, only DeepSeek-V4-Pro-0813 supports function calling and only DeepSeek-V4-Pro-0813 offers structured output.
| Characteristic | DeepSeek-V4-Pro-0813 | Inkling |
|---|---|---|
| Company | DeepSeek | Thinking Machines Lab |
| Release Date | August 13, 2026 | July 21, 2026 |
| Parameters | 1.6T | 975B |
| Multimodal | No | Yes |
| Context (input) | 1.0M | 524K |
| Context (output) | 393K | 524K |
| Input Price / 1M | $1.32 | $0.95 |
| Output Price / 1M | $3.96 | $4.05 |
| Average Score | 60.6% | 61.8% |
| Benchmarks | ||
| Terminal-Bench 2.1 | 88.0% | 63.8% |
| Humanity's Last Exam (with tools, text-only) | 60.0% | 46.0% |
| Humanity's Last Exam (no tools, text-only) | 42.7% | 29.7% |
Visual Benchmark Comparison
Verdict
DeepSeek-V4-Pro-0813 leads in 2 out of 4 comparison categories.
Both models show comparable average scores: DeepSeek-V4-Pro-0813 — 0.6, Inkling — 0.6.
Inkling is 1.1x cheaper: input $0.95/1M vs $1.32/1M tokens.
DeepSeek-V4-Pro-0813 supports a larger context: 1M vs 524K tokens.
DeepSeek-V4-Pro-0813 is newer: released 8/13/2026 vs 7/21/2026.
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Frequently Asked Questions
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The DeepSeek-V4-Pro-0813 and Inkling comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V4-Pro-0813 or Inkling page. See also the complete list of AI model comparisons.