DeepSeek V4-Pro
1.6T MoE / 49B active · matches Opus 4.6 at fraction of cost
- Vendor
- DeepSeek
- License
- open
- Released
- 2026-04-27
- Parameters
- 861.6B
- Context window
- 128k tokens
Capabilities
DeepSeek V4-Pro supports tool use and extended reasoning, with a 128k-token context window.
- Vision — image input (not confirmed)
- Audio — audio input (not confirmed)
- Tools — function calling / tool use
- Reasoning — extended thinking
- Computer use — desktop / browser control (not confirmed)
Benchmarks
| SWE-Bench Verified | 80.6% |
|---|---|
| SWE-Bench Pro | 55.4% |
| Terminal-Bench | 67.9% |
| Reasoning composite | 92 / 100 |
The reasoning composite is a directional 0–100 score aggregated across public reasoning evals — comparable within this matrix, not an official vendor number.
Pricing
$0.9/M input tokens.