Model comparison
DeepSeek V4 Flash and GPT-5.6 Terra compared on price, context window, capabilities and published benchmarks. Data comes from the OpenModels registry.
| Specification | DeepSeek V4 Flash | GPT-5.6 Terra |
|---|---|---|
| Developer | Deepseek | Openai |
| Released | Apr 24, 2026 | Jul 9, 2026 |
| Context window | 1M tokens | 1M tokens |
| Input price / 1M | $0.07via Deep Infra | $2.00via OpenAI |
| Output price / 1M | $0.14via Deep Infra | $12.00via OpenAI |
| Providers | 3 | 1 |
| License | mit | proprietary |
| Input modalities | code, text | audio, code, image, text |
| Capabilities | chat, completion, function-calling, code-generation | chat, completion, function-calling, vision, audio, code-generation, reasoning |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
Only benchmarks with a published score for at least one of the two models are shown. Published scores with their sources. Vendor-reported results use the vendor's own evaluation settings and are not directly comparable across vendors.
| Benchmark | DeepSeek V4 Flash | GPT-5.6 Terra |
|---|---|---|
| Artificial Analysis Intelligence Index | — | 42Artificial Analysis · Independent |